{"id":976,"date":"2022-11-13T00:57:11","date_gmt":"2022-11-12T23:57:11","guid":{"rendered":"https:\/\/infosec4you.net\/?page_id=976"},"modified":"2024-10-19T12:52:49","modified_gmt":"2024-10-19T10:52:49","slug":"momalwareexpoit","status":"publish","type":"page","link":"https:\/\/infosec4you.net\/?page_id=976","title":{"rendered":"Malwares &#038; Exploits"},"content":{"rendered":"<style>.kb-row-layout-wrap.wp-block-kadence-rowlayout.kb-row-layout-id976_32f7ae-09{margin-top:-32px;}.kb-row-layout-id976_32f7ae-09 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id976_32f7ae-09 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id976_32f7ae-09 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:25px;padding-bottom:40px;grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id976_32f7ae-09{background-image:url('https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/11\/anirudh-Xu4Pz7GI9JY-unsplash-scaled.jpg');background-size:cover;background-position:52% 57.99999999999999%;background-attachment:scroll;background-repeat:no-repeat;}.kb-row-layout-id976_32f7ae-09 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id976_32f7ae-09 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id976_32f7ae-09 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id976_32f7ae-09 alignfull kt-row-has-bg wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column976_d51fb5-4b > .kt-inside-inner-col,.kadence-column976_d51fb5-4b > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_d51fb5-4b > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_d51fb5-4b > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_d51fb5-4b > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_d51fb5-4b > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_d51fb5-4b{position:relative;}@media all and (max-width: 1024px){.kadence-column976_d51fb5-4b > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_d51fb5-4b > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_d51fb5-4b inner-column-1\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading976_649b25-ae, .wp-block-kadence-advancedheading.kt-adv-heading976_649b25-ae[data-kb-block=\"kb-adv-heading976_649b25-ae\"]{text-align:center;font-size:2.4em;line-height:1.3em;font-weight:800;font-style:normal;font-family:Montserrat;}.wp-block-kadence-advancedheading.kt-adv-heading976_649b25-ae mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading976_649b25-ae[data-kb-block=\"kb-adv-heading976_649b25-ae\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading976_649b25-ae img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading976_649b25-ae[data-kb-block=\"kb-adv-heading976_649b25-ae\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading976_649b25-ae wp-block-kadence-advancedheading has-theme-palette-9-color has-text-color\" data-kb-block=\"kb-adv-heading976_649b25-ae\">Malwares &amp; Exploits<\/h2>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading976_a88bf1-e9, .wp-block-kadence-advancedheading.kt-adv-heading976_a88bf1-e9[data-kb-block=\"kb-adv-heading976_a88bf1-e9\"]{text-align:center;font-size:1.5em;line-height:1em;font-weight:200;font-style:normal;font-family:Montserrat;}.wp-block-kadence-advancedheading.kt-adv-heading976_a88bf1-e9 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading976_a88bf1-e9[data-kb-block=\"kb-adv-heading976_a88bf1-e9\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading976_a88bf1-e9 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading976_a88bf1-e9[data-kb-block=\"kb-adv-heading976_a88bf1-e9\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h4 class=\"kt-adv-heading976_a88bf1-e9 wp-block-kadence-advancedheading has-theme-palette-9-color has-text-color\" data-kb-block=\"kb-adv-heading976_a88bf1-e9\"><strong><em>Les types de malwares et les exploits les plus courants<strong> utilis\u00e9s par les hackers<\/strong>.<\/em><\/strong><\/h4>\n\n\n\n<p class=\"has-theme-palette-9-color has-text-color\">Les cybercriminels utilisent des e-mails pour envoyer des documents contenant des logiciels malveillants (malwares). Ces malwares peuvent \u00eatre directement int\u00e9gr\u00e9s dans le document ou t\u00e9l\u00e9charg\u00e9s via un script contenu dans le fichier, qui pointe vers un site web externe.<\/p>\n\n\n\n<p class=\"has-theme-palette-9-color has-text-color\">Les malwares les plus courants incluent les virus, les chevaux de Troie, les logiciels espions, les vers et les ransomwares.<\/p>\n<\/div><\/div>\n\n<\/div><\/div>\n\n<style>.kb-row-layout-id976_541c68-49 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id976_541c68-49 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id976_541c68-49 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id976_541c68-49{border-bottom:3px solid transparent;}.kb-row-layout-id976_541c68-49 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id976_541c68-49 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 1024px){.kb-row-layout-id976_541c68-49{border-bottom:3px solid transparent;}}@media all and (max-width: 767px){.kb-row-layout-id976_541c68-49 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id976_541c68-49{border-bottom:3px solid transparent;}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id976_541c68-49 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-6-columns kt-row-layout-row kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column976_e6e051-e7 > .kt-inside-inner-col,.kadence-column976_e6e051-e7 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_e6e051-e7 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_e6e051-e7 > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_e6e051-e7 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_e6e051-e7 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_e6e051-e7{position:relative;}@media all and (max-width: 1024px){.kadence-column976_e6e051-e7 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_e6e051-e7 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_e6e051-e7 inner-column-1\"><div class=\"kt-inside-inner-col\"><style>.kb-row-layout-id976_6798b1-c5 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id976_6798b1-c5 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id976_6798b1-c5 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(25% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(75% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}.kb-row-layout-id976_6798b1-c5{border-bottom:3px solid var(--global-palette6, #718096);}.kb-row-layout-id976_6798b1-c5 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id976_6798b1-c5 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 1024px){.kb-row-layout-id976_6798b1-c5{border-bottom:3px solid var(--global-palette6, #718096);}}@media all and (max-width: 767px){.kb-row-layout-id976_6798b1-c5 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id976_6798b1-c5{border-bottom:3px solid var(--global-palette6, #718096);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id976_6798b1-c5 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-right-golden kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column976_3cef9d-d2 > .kt-inside-inner-col,.kadence-column976_3cef9d-d2 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_3cef9d-d2 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_3cef9d-d2 > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_3cef9d-d2 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_3cef9d-d2 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_3cef9d-d2{position:relative;}@media all and (max-width: 1024px){.kadence-column976_3cef9d-d2 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_3cef9d-d2 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_3cef9d-d2 inner-column-1\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading976_f3cd74-ed, .wp-block-kadence-advancedheading.kt-adv-heading976_f3cd74-ed[data-kb-block=\"kb-adv-heading976_f3cd74-ed\"]{text-align:center;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading976_f3cd74-ed mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading976_f3cd74-ed[data-kb-block=\"kb-adv-heading976_f3cd74-ed\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading976_f3cd74-ed img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading976_f3cd74-ed[data-kb-block=\"kb-adv-heading976_f3cd74-ed\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading976_f3cd74-ed wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading976_f3cd74-ed\">Malwares<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"340\" height=\"230\" src=\"https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/vir2.png\" alt=\"\" class=\"wp-image-1297\" srcset=\"https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/vir2.png 340w, https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/vir2-300x203.png 300w\" sizes=\"auto, (max-width: 340px) 100vw, 340px\" \/><\/figure>\n<\/div><\/div><\/div>\n\n\n<style>.kadence-column976_6e2708-9a > .kt-inside-inner-col,.kadence-column976_6e2708-9a > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_6e2708-9a > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_6e2708-9a > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_6e2708-9a > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_6e2708-9a > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_6e2708-9a{position:relative;}@media all and (max-width: 1024px){.kadence-column976_6e2708-9a > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_6e2708-9a > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_6e2708-9a inner-column-2\"><div class=\"kt-inside-inner-col\"><style>.kt-tabs-id976_a97abb-64 > .kt-tabs-content-wrap > .wp-block-kadence-tab{border-top:4px solid #eeeeee;border-right:4px solid #eeeeee;border-bottom:4px solid #eeeeee;border-left:4px solid #eeeeee;border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;padding-top:20px;padding-right:20px;padding-bottom:20px;padding-left:20px;min-height:400px;background:#ffffff;}.wp-block-kadence-tabs .kt-tabs-id976_a97abb-64 > .kt-tabs-title-list li{margin-top:0px;margin-right:-4px;margin-bottom:10px;margin-left:0px;}.wp-block-kadence-tabs .kt-tabs-id976_a97abb-64 > .kt-tabs-title-list li .kt-tab-title, .wp-block-kadence-tabs .kt-tabs-id976_a97abb-64 > .kt-tabs-content-wrap > .kt-tabs-accordion-title .kt-tab-title{line-height:1.3em;font-weight:regular;font-style:normal;border-top-width:4px;border-right-width:0px;border-bottom-width:4px;border-left-width:4px;border-top-left-radius:10px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:10px;padding-top:12px;padding-right:8px;padding-bottom:12px;padding-left:20px;border-color:#eeeeee;color:#444444;background:#eeeeee;}.wp-block-kadence-tabs .kt-tabs-id976_a97abb-64 > .kt-tabs-content-wrap > .kt-tabs-accordion-title .kt-tab-title{margin-top:0px;margin-right:-4px;margin-bottom:10px;margin-left:0px;}.wp-block-kadence-tabs .kt-tabs-id976_a97abb-64 > .kt-tabs-title-list li .kt-tab-title:hover, .wp-block-kadence-tabs .kt-tabs-id976_a97abb-64 > .kt-tabs-content-wrap > .kt-tabs-accordion-title .kt-tab-title:hover{border-color:#e9e9e9;color:var(--global-palette8, #F7FAFC);background:var(--global-palette3, #1A202C);}.wp-block-kadence-tabs .kt-tabs-id976_a97abb-64 > .kt-tabs-title-list li.kt-tab-title-active .kt-tab-title, .wp-block-kadence-tabs .kt-tabs-id976_a97abb-64 > .kt-tabs-content-wrap > .kt-tabs-accordion-title.kt-tab-title-active .kt-tab-title{border-color:#eeeeee;color:var(--global-palette8, #F7FAFC);background:var(--global-palette3, #1A202C);}@media all and (min-width: 1025px){.wp-block-kadence-tabs .kt-tabs-id976_a97abb-64{display:flex;}.wp-block-kadence-tabs .kt-tabs-id976_a97abb-64 > .kt-tabs-title-list{float:none;width:30%;}.wp-block-kadence-tabs .kt-tabs-id976_a97abb-64 > .kt-tabs-content-wrap{float:none;width:auto;-webkit-flex:1;flex:1;}}@media all and (max-width: 1024px){.kt-tabs-id976_a97abb-64 > .kt-tabs-content-wrap > .wp-block-kadence-tab{border-top:4px solid #eeeeee;border-right:4px solid #eeeeee;border-bottom:4px solid #eeeeee;border-left:4px solid #eeeeee;}}@media all and (min-width: 768px) and (max-width: 1024px){.wp-block-kadence-tabs .kt-tabs-id976_a97abb-64{display:flex;}.wp-block-kadence-tabs .kt-tabs-id976_a97abb-64 > .kt-tabs-title-list{float:none;width:30%;}.wp-block-kadence-tabs .kt-tabs-id976_a97abb-64 > .kt-tabs-content-wrap{float:none;width:auto;-webkit-flex:1;flex:1;}}@media all and (max-width: 767px){.kt-tabs-id976_a97abb-64 > .kt-tabs-content-wrap > .wp-block-kadence-tab{border-top:4px solid #eeeeee;border-right:4px solid #eeeeee;border-bottom:4px solid #eeeeee;border-left:4px solid #eeeeee;}}<\/style>\n<div class=\"wp-block-kadence-tabs alignnone\"><div class=\"kt-tabs-wrap kt-tabs-id976_a97abb-64 kt-tabs-has-6-tabs kt-active-tab-1 kt-tabs-layout-vtabs kt-tabs-tablet-layout-inherit kt-tabs-mobile-layout-accordion kt-tab-alignment-left kt-create-accordion\"><ul class=\"kt-tabs-title-list\"><li id=\"tab-malware\" class=\"kt-title-item kt-title-item-1 kt-tabs-svg-show-always kt-tabs-icon-side-right kt-tab-title-active\"><a href=\"#tab-malware\" data-tab=\"1\" class=\"kt-tab-title kt-tab-title-1 \"><span class=\"kt-title-text\">Malware<\/span><\/a><\/li><li id=\"tab-virus\" class=\"kt-title-item kt-title-item-2 kt-tabs-svg-show-always kt-tabs-icon-side-right kt-tab-title-inactive\"><a href=\"#tab-virus\" data-tab=\"2\" class=\"kt-tab-title kt-tab-title-2 \"><span class=\"kt-title-text\">Virus<\/span><\/a><\/li><li id=\"tab-verinformatique\" class=\"kt-title-item kt-title-item-3 kt-tabs-svg-show-always kt-tabs-icon-side-right kt-tab-title-inactive\"><a href=\"#tab-verinformatique\" data-tab=\"3\" class=\"kt-tab-title kt-tab-title-3 \"><span class=\"kt-title-text\">Ver informatique<\/span><\/a><\/li><li id=\"tab-chevaldetroie\" class=\"kt-title-item kt-title-item-4 kt-tabs-svg-show-always kt-tabs-icon-side-right kt-tab-title-inactive\"><a href=\"#tab-chevaldetroie\" data-tab=\"4\" class=\"kt-tab-title kt-tab-title-4 \"><span class=\"kt-title-text\">Cheval de Troie<\/span><\/a><\/li><li id=\"tab-logicielderanon\" class=\"kt-title-item kt-title-item-5 kt-tabs-svg-show-always kt-tabs-icon-side-right kt-tab-title-inactive\"><a href=\"#tab-logicielderanon\" data-tab=\"5\" class=\"kt-tab-title kt-tab-title-5 \"><span class=\"kt-title-text\">Logiciel de Ran\u00e7on<\/span><\/a><\/li><li id=\"tab-logicielespion\" class=\"kt-title-item kt-title-item-6 kt-tabs-svg-show-always kt-tabs-icon-side-right kt-tab-title-inactive\"><a href=\"#tab-logicielespion\" data-tab=\"6\" class=\"kt-tab-title kt-tab-title-6 \"><span class=\"kt-title-text\">Logiciel espion<\/span><\/a><\/li><\/ul><div class=\"kt-tabs-content-wrap\">\n<div class=\"wp-block-kadence-tab kt-tab-inner-content kt-inner-tab-1 kt-inner-tab_2df4c1-b7\"><div class=\"kt-tab-inner-content-inner\">\n<p>Le <strong>malware<\/strong> (ou logiciel malveillant) est un logiciel con\u00e7u pour nuire \u00e0 un syst\u00e8me informatique, qu\u2019il s\u2019agisse d\u2019ordinateurs, de serveurs, de smartphones, de r\u00e9seaux, d\u2019objets connect\u00e9s ou de syst\u00e8mes industriels.<\/p>\n\n\n\n<p>Il existe diff\u00e9rents types de malwares, chacun ayant un mode de fonctionnement et un objectif sp\u00e9cifique, parmi lesquels on trouve :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Virus<\/strong><\/li>\n\n\n\n<li><strong>Vers informatiques (Worms)<\/strong><\/li>\n\n\n\n<li><strong>Cheval de Troie (Trojan)<\/strong><\/li>\n\n\n\n<li><strong>Logiciels de ran\u00e7on (Ransomware)<\/strong><\/li>\n\n\n\n<li><strong>Logiciels espions (Spyware)<\/strong><\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-tab kt-tab-inner-content kt-inner-tab-2 kt-inner-tab_14f9e9-18\"><div class=\"kt-tab-inner-content-inner\">\n<p>Un <strong>virus informatique<\/strong> est un programme malveillant con\u00e7u pour infecter d\u2019autres programmes et se propager d\u2019un appareil \u00e0 un autre. Une fois dans un syst\u00e8me, il alt\u00e8re, endommage ou supprime des fichiers ou des donn\u00e9es. Le virus injecte son propre code au sein du programme h\u00f4te, qui devient alors porteur du virus. Ce processus de contamination permet au virus de se multiplier et de causer des dommages \u00e0 l\u2019ensemble du syst\u00e8me.<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-tab kt-tab-inner-content kt-inner-tab-3 kt-inner-tab_24626d-06\"><div class=\"kt-tab-inner-content-inner\">\n<p>Les <strong>vers informatiques<\/strong> (Worms) sont une forme de virus capable de se dupliquer, mais contrairement aux virus traditionnels, ils n&rsquo;alt\u00e8rent pas directement les fichiers ou donn\u00e9es. Leur objectif principal est de se propager, souvent en exploitant une vuln\u00e9rabilit\u00e9, et de se r\u00e9pliquer en boucle. Cette r\u00e9plication continue, que ce soit sur un disque dur local ou un r\u00e9seau, finit par surcharger les ressources de l&rsquo;ordinateur (processeur, m\u00e9moire, bande passante), provoquant des ralentissements, voire l\u2019arr\u00eat complet du syst\u00e8me.<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-tab kt-tab-inner-content kt-inner-tab-4 kt-inner-tab_bc2a94-da\"><div class=\"kt-tab-inner-content-inner\">\n<p>Les <strong>Trojans<\/strong> (ou chevaux de Troie) sont des programmes malveillants qui se d\u00e9guisent en logiciels l\u00e9gitimes. \u00c0 l&rsquo;insu de l&rsquo;utilisateur, ils contiennent un sous-programme malveillant qui se d\u00e9clenche lorsque le programme l\u00e9gitime est ex\u00e9cut\u00e9. L&rsquo;impact d\u00e9pend de la nature du sous-programme : il peut s&rsquo;agir d&rsquo;une backdoor permettant aux cybercriminels de prendre le contr\u00f4le de l&rsquo;appareil, de voler des informations sensibles (emails, mots de passe, donn\u00e9es bancaires), ou d&rsquo;utiliser l&rsquo;ordinateur pour d&rsquo;autres attaques (DDoS) ou pour installer d&rsquo;autres malwares comme des spywares.<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-tab kt-tab-inner-content kt-inner-tab-5 kt-inner-tab_d07983-71\"><div class=\"kt-tab-inner-content-inner\">\n<p>Les <strong>ransomwares<\/strong> sont des logiciels malveillants con\u00e7us pour prendre vos donn\u00e9es en otage. Ils chiffrent toutes les informations sur l&rsquo;appareil infect\u00e9, rendant les donn\u00e9es illisibles et inaccessibles. Le pirate exige ensuite le paiement d&rsquo;une ran\u00e7on pour d\u00e9chiffrer les donn\u00e9es et les rendre de nouveau utilisables. Les attaques de ransomware sont devenues de plus en plus sophistiqu\u00e9es, combinant souvent plusieurs types de malwares pour augmenter leur efficacit\u00e9 et rendre la menace encore plus redoutable.<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-tab kt-tab-inner-content kt-inner-tab-6 kt-inner-tab_fb15d7-82\"><div class=\"kt-tab-inner-content-inner\">\n<p>Un <strong>logiciel espion<\/strong> (spyware) collecte discr\u00e8tement un maximum d&rsquo;informations sur vous \u00e0 votre insu : mots de passe, donn\u00e9es de paiement, messages personnels, contacts, habitudes de navigation, et d\u00e9tails sur votre ordinateur. Parmi eux, les <strong>keyloggers<\/strong> sont un type de spyware qui enregistre chaque frappe sur votre clavier. Toutes ces informations vol\u00e9es sont ensuite exfiltr\u00e9es et envoy\u00e9es aux cybercriminels, permettant ainsi un contr\u00f4le total de vos donn\u00e9es personnelles et confidentielles.<\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n<\/div><\/div>\n\n<style>.kb-row-layout-id976_7b7516-c4 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id976_7b7516-c4 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id976_7b7516-c4 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(25% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(75% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}.kb-row-layout-id976_7b7516-c4{border-bottom:3px solid var(--global-palette6, #718096);}.kb-row-layout-id976_7b7516-c4 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id976_7b7516-c4 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 1024px){.kb-row-layout-id976_7b7516-c4{border-bottom:3px solid var(--global-palette6, #718096);}}@media all and (max-width: 767px){.kb-row-layout-id976_7b7516-c4 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id976_7b7516-c4{border-bottom:3px solid var(--global-palette6, #718096);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id976_7b7516-c4 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-right-golden kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column976_115360-e2 > .kt-inside-inner-col,.kadence-column976_115360-e2 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_115360-e2 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_115360-e2 > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_115360-e2 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_115360-e2 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_115360-e2{position:relative;}@media all and (max-width: 1024px){.kadence-column976_115360-e2 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_115360-e2 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_115360-e2 inner-column-1\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading976_26f42a-21, .wp-block-kadence-advancedheading.kt-adv-heading976_26f42a-21[data-kb-block=\"kb-adv-heading976_26f42a-21\"]{text-align:center;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading976_26f42a-21 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading976_26f42a-21[data-kb-block=\"kb-adv-heading976_26f42a-21\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading976_26f42a-21 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading976_26f42a-21[data-kb-block=\"kb-adv-heading976_26f42a-21\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading976_26f42a-21 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading976_26f42a-21\">APT<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"340\" height=\"230\" src=\"https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/cyberwar1.png\" alt=\"\" class=\"wp-image-1302\" srcset=\"https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/cyberwar1.png 340w, https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/cyberwar1-300x203.png 300w\" sizes=\"auto, (max-width: 340px) 100vw, 340px\" \/><\/figure>\n<\/div><\/div><\/div>\n\n\n<style>.kadence-column976_90d1ce-55 > .kt-inside-inner-col,.kadence-column976_90d1ce-55 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_90d1ce-55 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_90d1ce-55 > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_90d1ce-55 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_90d1ce-55 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_90d1ce-55{position:relative;}@media all and (max-width: 1024px){.kadence-column976_90d1ce-55 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_90d1ce-55 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_90d1ce-55 inner-column-2\"><div class=\"kt-inside-inner-col\">\n<p>Le terme <strong>APT<\/strong>, qui signifie <strong>Advanced Persistent Threat<\/strong> (Menace Avanc\u00e9e Persistante), a \u00e9t\u00e9 introduit en 2006 par l&rsquo;US Air Force pour d\u00e9crire des adversaires sp\u00e9cifiques, des exploits et des cibles utilis\u00e9s pour la collecte de donn\u00e9es strat\u00e9giques. Les cibles sont souvent des entreprises op\u00e9rant dans des secteurs hautement strat\u00e9giques ou concurrentiels.<\/p>\n\n\n\n<p>Une APT est donc une attaque persistante visant \u00e0 collecter des informations sensibles d&rsquo;une entreprise publique ou priv\u00e9e, en compromettant et maintenant des portes d\u00e9rob\u00e9es sur le syst\u00e8me d&rsquo;information.<\/p>\n\n\n\n<p>Le modus operandi de ces attaques est redoutablement efficace : enqu\u00eate sur la cible, infection de postes de travail et de serveurs via des chevaux de Troie, rebond \u00e0 l&rsquo;int\u00e9rieur du r\u00e9seau jusqu&rsquo;\u00e0 atteindre les donn\u00e9es vis\u00e9es, et maintien de portes d\u00e9rob\u00e9es pour garantir un acc\u00e8s constant sur plusieurs mois. Ces attaques sont g\u00e9n\u00e9ralement orchestr\u00e9es par des groupes aux ressources consid\u00e9rables, souvent financ\u00e9s par des \u00c9tats, d\u00e9passant parfois les capacit\u00e9s des professionnels de la s\u00e9curit\u00e9 charg\u00e9s de prot\u00e9ger les entreprises vis\u00e9es.<\/p>\n<\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n\n<style>.kadence-column976_080563-9a > .kt-inside-inner-col,.kadence-column976_080563-9a > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_080563-9a > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_080563-9a > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_080563-9a > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_080563-9a > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_080563-9a{position:relative;}@media all and (max-width: 1024px){.kadence-column976_080563-9a > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_080563-9a > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_080563-9a inner-column-2\"><div class=\"kt-inside-inner-col\"><style>.kb-row-layout-id976_1bd6f6-0a > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id976_1bd6f6-0a > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id976_1bd6f6-0a > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:0px;padding-bottom:25px;grid-template-columns:minmax(0, calc(25% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(75% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}.kb-row-layout-id976_1bd6f6-0a{border-bottom:3px solid var(--global-palette6, #718096);}.kb-row-layout-id976_1bd6f6-0a > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id976_1bd6f6-0a > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 1024px){.kb-row-layout-id976_1bd6f6-0a{border-bottom:3px solid var(--global-palette6, #718096);}}@media all and (max-width: 767px){.kb-row-layout-id976_1bd6f6-0a > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id976_1bd6f6-0a{border-bottom:3px solid var(--global-palette6, #718096);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id976_1bd6f6-0a alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-right-golden kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column976_db2ba6-f0 > .kt-inside-inner-col,.kadence-column976_db2ba6-f0 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_db2ba6-f0 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_db2ba6-f0 > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_db2ba6-f0 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_db2ba6-f0 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_db2ba6-f0{position:relative;}@media all and (max-width: 1024px){.kadence-column976_db2ba6-f0 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_db2ba6-f0 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_db2ba6-f0 inner-column-1\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading976_2f4c33-d2, .wp-block-kadence-advancedheading.kt-adv-heading976_2f4c33-d2[data-kb-block=\"kb-adv-heading976_2f4c33-d2\"]{text-align:center;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading976_2f4c33-d2 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading976_2f4c33-d2[data-kb-block=\"kb-adv-heading976_2f4c33-d2\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading976_2f4c33-d2 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading976_2f4c33-d2[data-kb-block=\"kb-adv-heading976_2f4c33-d2\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading976_2f4c33-d2 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading976_2f4c33-d2\">Zero-Day<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"340\" height=\"230\" src=\"https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/mal10.png\" alt=\"\" class=\"wp-image-1308\" srcset=\"https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/mal10.png 340w, https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/mal10-300x203.png 300w\" sizes=\"auto, (max-width: 340px) 100vw, 340px\" \/><\/figure>\n<\/div><\/div><\/div>\n\n\n<style>.kadence-column976_cc73a7-88 > .kt-inside-inner-col,.kadence-column976_cc73a7-88 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_cc73a7-88 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_cc73a7-88 > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_cc73a7-88 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_cc73a7-88 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_cc73a7-88{position:relative;}@media all and (max-width: 1024px){.kadence-column976_cc73a7-88 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_cc73a7-88 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_cc73a7-88 inner-column-2\"><div class=\"kt-inside-inner-col\">\n<p class=\"has-text-color\" style=\"color:#1a202b\">Les exploits par malwares avanc\u00e9s constituent des menaces de type <strong>\u00ab zero-day \u00bb<\/strong>. Il s&rsquo;agit d&rsquo;attaques in\u00e9dites qui ne correspondent \u00e0 aucune signature de malware connue. Ces attaques peuvent exploiter des vuln\u00e9rabilit\u00e9s logicielles inconnues ou utiliser de nouvelles variantes de malwares transmises par des m\u00e9thodes traditionnelles. Les attaques \u00ab zero-day \u00bb \u00e9chappent \u00e0 la d\u00e9tection par les solutions classiques bas\u00e9es sur des signatures, et ces malwares sont \u00e9galement d\u00e9sign\u00e9s sous le terme <strong>\u00ab 0Day \u00bb<\/strong>.<\/p>\n<\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n\n<style>.kadence-column976_cbaf93-95 > .kt-inside-inner-col,.kadence-column976_cbaf93-95 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_cbaf93-95 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_cbaf93-95 > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_cbaf93-95 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_cbaf93-95 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_cbaf93-95{position:relative;}@media all and (max-width: 1024px){.kadence-column976_cbaf93-95 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_cbaf93-95 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_cbaf93-95 inner-column-3\"><div class=\"kt-inside-inner-col\"><style>.kb-row-layout-id976_f2e1b0-c2 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id976_f2e1b0-c2 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id976_f2e1b0-c2 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:0px;padding-bottom:25px;grid-template-columns:minmax(0, calc(25% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(75% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}.kb-row-layout-id976_f2e1b0-c2{border-bottom:3px solid var(--global-palette6, #718096);}.kb-row-layout-id976_f2e1b0-c2 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id976_f2e1b0-c2 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 1024px){.kb-row-layout-id976_f2e1b0-c2{border-bottom:3px solid var(--global-palette6, #718096);}}@media all and (max-width: 767px){.kb-row-layout-id976_f2e1b0-c2 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id976_f2e1b0-c2{border-bottom:3px solid var(--global-palette6, #718096);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id976_f2e1b0-c2 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-right-golden kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column976_9fd21e-b9 > .kt-inside-inner-col,.kadence-column976_9fd21e-b9 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_9fd21e-b9 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_9fd21e-b9 > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_9fd21e-b9 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_9fd21e-b9 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_9fd21e-b9{position:relative;}@media all and (max-width: 1024px){.kadence-column976_9fd21e-b9 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_9fd21e-b9 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_9fd21e-b9 inner-column-1\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading976_cdf162-36, .wp-block-kadence-advancedheading.kt-adv-heading976_cdf162-36[data-kb-block=\"kb-adv-heading976_cdf162-36\"]{text-align:center;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading976_cdf162-36 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading976_cdf162-36[data-kb-block=\"kb-adv-heading976_cdf162-36\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading976_cdf162-36 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading976_cdf162-36[data-kb-block=\"kb-adv-heading976_cdf162-36\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading976_cdf162-36 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading976_cdf162-36\">Buffer Overflow<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"340\" height=\"230\" src=\"https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/bof2.png\" alt=\"\" class=\"wp-image-1305\" srcset=\"https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/bof2.png 340w, https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/bof2-300x203.png 300w\" sizes=\"auto, (max-width: 340px) 100vw, 340px\" \/><\/figure>\n<\/div><\/div><\/div>\n\n\n<style>.kadence-column976_ee79b1-6c > .kt-inside-inner-col,.kadence-column976_ee79b1-6c > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_ee79b1-6c > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_ee79b1-6c > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_ee79b1-6c > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_ee79b1-6c > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_ee79b1-6c{position:relative;}@media all and (max-width: 1024px){.kadence-column976_ee79b1-6c > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_ee79b1-6c > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_ee79b1-6c inner-column-2\"><div class=\"kt-inside-inner-col\">\n<p>Un <strong>exploit par Buffer Overflow<\/strong> (ou d\u00e9bordement de tampon) est un bug informatique con\u00e7u pour provoquer un plantage total ou partiel d&rsquo;un syst\u00e8me. Ce crash ouvre des voies d&rsquo;acc\u00e8s permettant d&rsquo;installer des portes d\u00e9rob\u00e9es sur le syst\u00e8me cible.<\/p>\n\n\n\n<p>La technique consiste \u00e0 ins\u00e9rer des donn\u00e9es d&rsquo;une taille sup\u00e9rieure \u00e0 celle attendue dans une application, puis \u00e0 faire ex\u00e9cuter le code ins\u00e9r\u00e9. Un buffer overflow est une vuln\u00e9rabilit\u00e9 dite \u00ab applicative \u00bb qui survient lorsqu&rsquo;un programme \u00e9crit plus de donn\u00e9es que pr\u00e9vu dans un tampon, une zone m\u00e9moire. Cela entra\u00eene l&rsquo;\u00e9crasement de donn\u00e9es existantes dans les zones m\u00e9moire adjacentes, d&rsquo;o\u00f9 le terme \u00ab d\u00e9bordement \u00bb. Les buffers de m\u00e9moire sont des zones pr\u00e9-r\u00e9serv\u00e9es avec une taille limit\u00e9e.<\/p>\n<\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n\n<style>.kadence-column976_878f0c-4a > .kt-inside-inner-col,.kadence-column976_878f0c-4a > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_878f0c-4a > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_878f0c-4a > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_878f0c-4a > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_878f0c-4a > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_878f0c-4a{position:relative;}@media all and (max-width: 1024px){.kadence-column976_878f0c-4a > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_878f0c-4a > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_878f0c-4a inner-column-4\"><div class=\"kt-inside-inner-col\"><style>.kb-row-layout-id976_79a813-25 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id976_79a813-25 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id976_79a813-25 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:0px;padding-bottom:25px;grid-template-columns:minmax(0, calc(25% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(75% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}.kb-row-layout-id976_79a813-25{border-bottom:3px solid var(--global-palette6, #718096);}.kb-row-layout-id976_79a813-25 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id976_79a813-25 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 1024px){.kb-row-layout-id976_79a813-25{border-bottom:3px solid var(--global-palette6, #718096);}}@media all and (max-width: 767px){.kb-row-layout-id976_79a813-25 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id976_79a813-25{border-bottom:3px solid var(--global-palette6, #718096);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id976_79a813-25 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-right-golden kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column976_92e806-14 > .kt-inside-inner-col,.kadence-column976_92e806-14 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_92e806-14 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_92e806-14 > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_92e806-14 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_92e806-14 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_92e806-14{position:relative;}@media all and (max-width: 1024px){.kadence-column976_92e806-14 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_92e806-14 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_92e806-14 inner-column-1\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading976_98a53a-6b, .wp-block-kadence-advancedheading.kt-adv-heading976_98a53a-6b[data-kb-block=\"kb-adv-heading976_98a53a-6b\"]{text-align:center;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading976_98a53a-6b mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading976_98a53a-6b[data-kb-block=\"kb-adv-heading976_98a53a-6b\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading976_98a53a-6b img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading976_98a53a-6b[data-kb-block=\"kb-adv-heading976_98a53a-6b\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading976_98a53a-6b wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading976_98a53a-6b\">Injection de code<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"340\" height=\"230\" src=\"https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/coding340.230.png\" alt=\"\" class=\"wp-image-1317\" srcset=\"https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/coding340.230.png 340w, https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/coding340.230-300x203.png 300w\" sizes=\"auto, (max-width: 340px) 100vw, 340px\" \/><\/figure>\n<\/div><\/div><\/div>\n\n\n<style>.kadence-column976_ed0114-ed > .kt-inside-inner-col,.kadence-column976_ed0114-ed > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_ed0114-ed > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_ed0114-ed > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_ed0114-ed > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_ed0114-ed > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_ed0114-ed{position:relative;}@media all and (max-width: 1024px){.kadence-column976_ed0114-ed > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_ed0114-ed > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_ed0114-ed inner-column-2\"><div class=\"kt-inside-inner-col\">\n<p class=\"has-medium-font-size\"><strong>Injection de code dans les applications Web<\/strong><\/p>\n\n\n\n<p><strong>L&rsquo;injection de code<\/strong> est une m\u00e9thode d&rsquo;attaque consistant \u00e0 ins\u00e9rer des commandes syst\u00e8me, des scripts ou du code arbitraire dans des applications Web vuln\u00e9rables. La technique implique d&rsquo;injecter des morceaux de code via un formulaire dans une application Web, ce qui modifie le comportement du serveur. Parmi les techniques d&rsquo;injection, on trouve :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>L&rsquo;injection SQL<\/strong><\/li>\n\n\n\n<li><strong>Attaque XSS (Cross Site Scripting)<\/strong><\/li>\n\n\n\n<li><strong>Attaques Brute Force et Rainbow Table<\/strong><\/li>\n\n\n\n<li><strong>Upload de fichier (File upload)<\/strong><\/li>\n\n\n\n<li><strong>Vuln\u00e9rabilit\u00e9 RFI (Remote File Inclusion)<\/strong><\/li>\n\n\n\n<li><strong>Attaque XSRF ou CSRF (Cross Site Request Forgery)<\/strong><\/li>\n<\/ul>\n<\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n\n<style>.kadence-column976_3e5e29-3d > .kt-inside-inner-col,.kadence-column976_3e5e29-3d > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_3e5e29-3d > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_3e5e29-3d > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_3e5e29-3d > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_3e5e29-3d > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_3e5e29-3d{position:relative;}@media all and (max-width: 1024px){.kadence-column976_3e5e29-3d > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_3e5e29-3d > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_3e5e29-3d inner-column-5\"><div class=\"kt-inside-inner-col\"><style>.kb-row-layout-id976_1e2fd2-e4 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id976_1e2fd2-e4 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id976_1e2fd2-e4 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:0px;padding-bottom:25px;grid-template-columns:minmax(0, calc(25% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(75% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}.kb-row-layout-id976_1e2fd2-e4{border-bottom:3px solid var(--global-palette6, #718096);}.kb-row-layout-id976_1e2fd2-e4 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id976_1e2fd2-e4 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 1024px){.kb-row-layout-id976_1e2fd2-e4{border-bottom:3px solid var(--global-palette6, #718096);}}@media all and (max-width: 767px){.kb-row-layout-id976_1e2fd2-e4 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id976_1e2fd2-e4{border-bottom:3px solid var(--global-palette6, #718096);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id976_1e2fd2-e4 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-right-golden kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column976_47188d-e0 > .kt-inside-inner-col,.kadence-column976_47188d-e0 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_47188d-e0 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_47188d-e0 > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_47188d-e0 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_47188d-e0 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_47188d-e0{position:relative;}@media all and (max-width: 1024px){.kadence-column976_47188d-e0 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_47188d-e0 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_47188d-e0 inner-column-1\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading976_7eb9b1-16, .wp-block-kadence-advancedheading.kt-adv-heading976_7eb9b1-16[data-kb-block=\"kb-adv-heading976_7eb9b1-16\"]{text-align:center;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading976_7eb9b1-16 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading976_7eb9b1-16[data-kb-block=\"kb-adv-heading976_7eb9b1-16\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading976_7eb9b1-16 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading976_7eb9b1-16[data-kb-block=\"kb-adv-heading976_7eb9b1-16\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading976_7eb9b1-16 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading976_7eb9b1-16\">DNS<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"340\" height=\"230\" src=\"https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/dns.png\" alt=\"\" class=\"wp-image-1326\" srcset=\"https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/dns.png 340w, https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/dns-300x203.png 300w\" sizes=\"auto, (max-width: 340px) 100vw, 340px\" \/><\/figure>\n<\/div><\/div><\/div>\n\n\n<style>.kadence-column976_c7a5b0-4d > .kt-inside-inner-col,.kadence-column976_c7a5b0-4d > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_c7a5b0-4d > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_c7a5b0-4d > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_c7a5b0-4d > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_c7a5b0-4d > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_c7a5b0-4d{position:relative;}@media all and (max-width: 1024px){.kadence-column976_c7a5b0-4d > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_c7a5b0-4d > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_c7a5b0-4d inner-column-2\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading976_6976fa-ff, .wp-block-kadence-advancedheading.kt-adv-heading976_6976fa-ff[data-kb-block=\"kb-adv-heading976_6976fa-ff\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading976_6976fa-ff mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading976_6976fa-ff[data-kb-block=\"kb-adv-heading976_6976fa-ff\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading976_6976fa-ff img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading976_6976fa-ff[data-kb-block=\"kb-adv-heading976_6976fa-ff\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading976_6976fa-ff wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading976_6976fa-ff\">Les serveurs DNS (Domain Name System)<\/h2>\n\n\n\n<p>Les serveurs DNS sont des \u00e9l\u00e9ments essentiels de l&rsquo;infrastructure r\u00e9seau d&rsquo;Internet, car ils permettent d&rsquo;acc\u00e9der \u00e0 des sites web et d&rsquo;\u00e9changer des messages \u00e9lectroniques. Ils traduisent les noms de domaine en adresses IP, facilitant ainsi la navigation sur Internet et la communication en ligne.<\/p>\n\n\n\n<p>Cependant, les serveurs DNS vuln\u00e9rables peuvent \u00eatre utilis\u00e9s par des pirates informatiques pour lancer des cyberattaques. Parmi les attaques les plus courantes, on trouve principalement :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Attaque par empoisonnement du cache DNS<\/strong> : manipulation des entr\u00e9es DNS pour rediriger les utilisateurs vers des sites malveillants.<\/li>\n\n\n\n<li><strong>Attaque DDoS sur DNS<\/strong> : saturation des serveurs DNS pour rendre des services inaccessibles.<\/li>\n\n\n\n<li><strong>Attaques de d\u00e9tournement DNS<\/strong> : modification des param\u00e8tres DNS pour prendre le contr\u00f4le des sites web.<\/li>\n<\/ul>\n\n\n\n<p>Le hacker tentera de manipuler le cache (m\u00e9moire temporaire) de la base de donn\u00e9es du serveur DNS, ce qui entra\u00eene le renvoi d&rsquo;une fausse adresse IP aux requ\u00eates DNS des utilisateurs. Cela conduit \u00e0 un transfert vers un site web frauduleux ou une machine malveillante.<\/p>\n\n\n\n<p>Les vuln\u00e9rabilit\u00e9s DNS peuvent \u00e9galement \u00eatre exploit\u00e9es pour amplifier des attaques par d\u00e9ni de service distribu\u00e9 (DDoS) \u00e0 l\u2019insu des utilisateurs.<\/p>\n<\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n\n<style>.kadence-column976_f396f8-c7 > .kt-inside-inner-col,.kadence-column976_f396f8-c7 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_f396f8-c7 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_f396f8-c7 > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_f396f8-c7 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_f396f8-c7 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_f396f8-c7{position:relative;}@media all and (max-width: 1024px){.kadence-column976_f396f8-c7 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_f396f8-c7 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_f396f8-c7 inner-column-6\"><div class=\"kt-inside-inner-col\"><style>.kb-row-layout-id976_899499-f2 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id976_899499-f2 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id976_899499-f2 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:0px;padding-bottom:25px;grid-template-columns:minmax(0, calc(25% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(75% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}.kb-row-layout-id976_899499-f2{border-bottom:3px solid var(--global-palette6, #718096);}.kb-row-layout-id976_899499-f2 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id976_899499-f2 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 1024px){.kb-row-layout-id976_899499-f2{border-bottom:3px solid var(--global-palette6, #718096);}}@media all and (max-width: 767px){.kb-row-layout-id976_899499-f2 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id976_899499-f2{border-bottom:3px solid var(--global-palette6, #718096);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id976_899499-f2 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-right-golden kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column976_af68d0-3b > .kt-inside-inner-col,.kadence-column976_af68d0-3b > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_af68d0-3b > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_af68d0-3b > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_af68d0-3b > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_af68d0-3b > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_af68d0-3b{position:relative;}@media all and (max-width: 1024px){.kadence-column976_af68d0-3b > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_af68d0-3b > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_af68d0-3b inner-column-1\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading976_9ee833-c2, .wp-block-kadence-advancedheading.kt-adv-heading976_9ee833-c2[data-kb-block=\"kb-adv-heading976_9ee833-c2\"]{text-align:center;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading976_9ee833-c2 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading976_9ee833-c2[data-kb-block=\"kb-adv-heading976_9ee833-c2\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading976_9ee833-c2 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading976_9ee833-c2[data-kb-block=\"kb-adv-heading976_9ee833-c2\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading976_9ee833-c2 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading976_9ee833-c2\">Signaux d\u2019alertes<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"340\" height=\"230\" src=\"https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/alert.png\" alt=\"\" class=\"wp-image-1337\" srcset=\"https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/alert.png 340w, https:\/\/infosec4you.net\/wp-content\/uploads\/2022\/12\/alert-300x203.png 300w\" sizes=\"auto, (max-width: 340px) 100vw, 340px\" \/><\/figure>\n<\/div><\/div><\/div>\n\n\n<style>.kadence-column976_76b8ad-22 > .kt-inside-inner-col,.kadence-column976_76b8ad-22 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column976_76b8ad-22 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column976_76b8ad-22 > .kt-inside-inner-col{flex-direction:column;}.kadence-column976_76b8ad-22 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column976_76b8ad-22 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column976_76b8ad-22{position:relative;}@media all and (max-width: 1024px){.kadence-column976_76b8ad-22 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column976_76b8ad-22 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column976_76b8ad-22 inner-column-2\"><div class=\"kt-inside-inner-col\">\n<ol class=\"wp-block-list\" type=\"a\">\n<li>Un <strong>comportement anormal<\/strong> de votre appareil peut se manifester par l&rsquo;apparition de fen\u00eatres non d\u00e9sir\u00e9es, telles que des pop-ups publicitaires, des demandes de mots de passe inexpliqu\u00e9es ou des messages d&rsquo;alerte fr\u00e9quents. <\/li>\n\n\n\n<li>Vous pourriez \u00e9galement remarquer un ralentissement de votre appareil, car les malwares consomment de nombreuses ressources en arri\u00e8re-plan. Cela peut entra\u00eener une surchauffe du processeur, un ventilateur qui tourne constamment \u00e0 plein r\u00e9gime, des pannes fr\u00e9quentes ou des red\u00e9marrages inopin\u00e9s.<\/li>\n\n\n\n<li>De plus, vous pourriez d\u00e9couvrir des donn\u00e9es alt\u00e9r\u00e9es, comme des documents supprim\u00e9s, des mots de passe modifi\u00e9s ou des param\u00e8tres de s\u00e9curit\u00e9 d\u00e9sactiv\u00e9s. <\/li>\n\n\n\n<li>Parfois, un ordinateur peut \u00eatre infect\u00e9 par un malware, tout en fonctionnant normalement, car les malwares r\u00e9cents sont plus discrets. Ils peuvent \u00eatre utilis\u00e9s pour voler vos donn\u00e9es personnelles, vous faire du chantage ou \u00eatre revendues sur le march\u00e9 noir.<\/li>\n<\/ol>\n<\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Malwares &amp; Exploits Les types de malwares et les exploits les plus courants utilis\u00e9s par les hackers. Les cybercriminels utilisent des e-mails pour envoyer des documents contenant des logiciels malveillants (malwares). Ces malwares peuvent \u00eatre directement int\u00e9gr\u00e9s dans le document ou t\u00e9l\u00e9charg\u00e9s via un script contenu dans le fichier, qui pointe vers un site web&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"class_list":["post-976","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/infosec4you.net\/index.php?rest_route=\/wp\/v2\/pages\/976","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/infosec4you.net\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/infosec4you.net\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/infosec4you.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/infosec4you.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=976"}],"version-history":[{"count":50,"href":"https:\/\/infosec4you.net\/index.php?rest_route=\/wp\/v2\/pages\/976\/revisions"}],"predecessor-version":[{"id":1919,"href":"https:\/\/infosec4you.net\/index.php?rest_route=\/wp\/v2\/pages\/976\/revisions\/1919"}],"wp:attachment":[{"href":"https:\/\/infosec4you.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=976"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}