{"id":26560,"date":"2022-04-20T17:25:00","date_gmt":"2022-04-20T15:25:00","guid":{"rendered":"https:\/\/perseus.de\/faux-antivirus\/"},"modified":"2026-03-30T10:03:42","modified_gmt":"2026-03-30T08:03:42","slug":"faux-antivirus","status":"publish","type":"post","link":"https:\/\/perseus.de\/fr\/faux-antivirus\/","title":{"rendered":"Faux antivirus"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"26560\" class=\"elementor elementor-26560 elementor-22256\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cab3f18 e-flex e-con-boxed e-con e-parent\" data-id=\"cab3f18\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-2a02b8b e-con-full e-flex e-con e-child\" data-id=\"2a02b8b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-7ced40f e-con-full e-flex e-con e-child\" data-id=\"7ced40f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4f80ded elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"4f80ded\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Faux antivirus\n<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2d061a7 elementor-widget elementor-widget-image\" data-id=\"2d061a7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/perseus.de\/wp-content\/uploads\/2025\/05\/Headerbild-Glossary-Page-300x300.png\" class=\"attachment-medium size-medium wp-image-25818\" alt=\"\" srcset=\"https:\/\/perseus.de\/wp-content\/uploads\/2025\/05\/Headerbild-Glossary-Page-300x300.png 300w, https:\/\/perseus.de\/wp-content\/uploads\/2025\/05\/Headerbild-Glossary-Page-150x150.png 150w, https:\/\/perseus.de\/wp-content\/uploads\/2025\/05\/Headerbild-Glossary-Page-768x768.png 768w, https:\/\/perseus.de\/wp-content\/uploads\/2025\/05\/Headerbild-Glossary-Page.png 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e4e1bac e-flex e-con-boxed e-con e-parent\" data-id=\"e4e1bac\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-372d31ea e-con-full e-flex e-con e-child\" data-id=\"372d31ea\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e839854 elementor-widget elementor-widget-text-editor\" data-id=\"e839854\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<header class=\"Single__header Background Background--lightBlue\"><div class=\"container\"><div class=\"grid grid--size12 grid--size6D\"><div class=\"Share\"><div class=\"Module Text Background Background--lightBlue\"><div class=\"container\"><div class=\"grid grid--size12 grid--size8T\"><div class=\"Module Text Background Background--lightBlue\"><div class=\"container\"><div class=\"grid grid--size12 grid--size8T\"><p>Faux antivirus se traduit (et termin\u00e9) : faux logiciel antivirus. Il d\u00e9signe des logiciels inutiles voire malveillants qui d\u00e9tectent et \u00e9liminent les virus et autres logiciels malveillants. Il se propage principalement sur Internet via de fausses alertes virales. Les faux antivirus sont des arnaques. Cela s\u2019explique par le fait que les cybercriminels exigent de l\u2019argent pour \u00e9liminer des virus inexistants. Par cons\u00e9quent, les faux antivirus sont class\u00e9s comme logiciels malveillants.     <\/p><h4> <\/h4><h4>Que signifie en d\u00e9tail le terme faux antivirus ?<\/h4><div> <\/div><p><strong>Canal de distribution typique<\/strong> : Internet<\/p><ul><li>Pendant la navigation, un avertissement appara\u00eet indiquant que des virus ou d\u2019autres malwares ont \u00e9t\u00e9 d\u00e9tect\u00e9s sur votre ordinateur.<\/li><li>Un programme pour \u00e9liminer le malware pr\u00e9sum\u00e9 est propos\u00e9 directement \u00e0 l\u2019achat ou au t\u00e9l\u00e9chargement (puis \u00e0 l\u2019achat ult\u00e9rieur).<\/li><li>La peur et la peur des malwares sont utilis\u00e9es comme des astuces psychologiques pour tromper l\u2019utilisateur et lui faire contourner ses pr\u00e9cautions habituelles.<\/li><\/ul><p><strong> <\/strong><\/p><p><strong>Que contient le t\u00e9l\u00e9chargement ?<\/strong><\/p><ul><li>Il contient souvent un programme factice dont le seul but est d\u2019inciter l\u2019utilisateur \u00e0 acheter une licence de programme. Cela peut se faire, entre autres, en : <ul><li>Des fen\u00eatres contextuelles avec plus d\u2019alertes de faux virus<\/li><li>Suppos\u00e9s plantages du syst\u00e8me (qui sont en r\u00e9alit\u00e9 des animations)<\/li><\/ul><\/li><li>Fonctions de verrouillage du syst\u00e8me, suppos\u00e9ment pour prot\u00e9ger contre le suppos\u00e9 virus<\/li><li>L\u2019apparence de ces programmes bidon ressemble souvent \u00e0 celle <a href=\"https:\/\/perseus.de\/2022\/04\/26\/virenscanner\/\">d\u2019un antivirus<\/a> l\u00e9gitime.<\/li><li>Ironiquement, ce t\u00e9l\u00e9chargement peut contenir <a href=\"https:\/\/perseus.de\/2022\/04\/22\/malware\/\">d\u2019autres logiciels malveillants<\/a> (par exemple, des <a href=\"https:\/\/perseus.de\/2022\/04\/26\/trojaner\/\">chevaux de Troie<\/a> ). <\/li><\/ul><p><strong> <\/strong><\/p><p><strong>Autres moyens de diffuser de faux programmes antivirus<\/strong><\/p><ul><li><a href=\"https:\/\/perseus.de\/2022\/04\/22\/phishing\/\">Arnaques par email<\/a><\/li><li>Sites web faux ou pirat\u00e9s<\/li><li>Autres malwares t\u00e9l\u00e9charg\u00e9s par le faux antivirus sur l\u2019ordinateur infect\u00e9<\/li><li>Parfois, de faux antivirus apparaissent m\u00eame dans les moteurs de recherche, sous forme de publicit\u00e9s ou en cons\u00e9quence. Ils ne sont visibles que jusqu\u2019\u00e0 ce qu\u2019ils soient trouv\u00e9s et supprim\u00e9s par les op\u00e9rateurs des moteurs de recherche. <\/li><\/ul><h4> <\/h4><h4>O\u00f9 puis-je rencontrer de faux antivirus dans mon travail quotidien ?<\/h4><div> <\/div><p>De fausses alertes de virus ou de malwares peuvent vous parvenir \u00e0 tout moment :<\/p><ul><li>Lorsque vous naviguez sur Internet<\/li><li>Lorsqu\u2019il travaille normalement sur l\u2019ordinateur (s\u2019il a d\u00e9j\u00e0 \u00e9t\u00e9 infect\u00e9) ou<\/li><li>Peut-\u00eatre aussi par un coll\u00e8gue effray\u00e9 qui vous montre un tel avertissement sur son ordinateur et vous demande conseil<\/li><\/ul><h4> <\/h4><h4>Que puis-je faire pour me prot\u00e9ger d\u2019un faux antivirus ?<\/h4><div> <\/div><p><strong>Lorsqu\u2019une alerte virus survient<\/strong><\/p><ul><li>Ne r\u00e9pondez pas sur l\u2019ordinateur. La meilleure chose \u00e0 faire est de s\u2019\u00e9loigner de l\u2019ordinateur. Pourquoi ? Parce que de faux logiciels antivirus exploitent la r\u00e9ponse humaine \u00e0 la peur. La peur emp\u00eache une pens\u00e9e claire. En cons\u00e9quence, les utilisateurs installent et\/ou paient pour de faux logiciels antivirus sans leurs pr\u00e9cautions et contr\u00f4les de s\u00e9curit\u00e9 habituels.     <\/li><li>Contactez votre <a href=\"http:\/\/52.57.197.213\/2022\/03\/21\/administrator\/\">administrateur<\/a>. Il v\u00e9rifie : <ul><li>Est-ce un avertissement provenant du programme antivirus utilis\u00e9 par votre entreprise ?<\/li><li>Si l\u2019avertissement ne provient pas de \u00ab votre \u00bb programme antivirus, c\u2019est un faux programme antivirus<\/li><li>Ils v\u00e9rifieront cette constatation pr\u00e9sum\u00e9e via le programme antivirus l\u00e9gitime utilis\u00e9 par votre entreprise. Il ne trouve probablement pas de virus. <\/li><\/ul><\/li><\/ul><p><strong> <\/strong><\/p><p><strong>Pr\u00e9vention<\/strong><\/p><p>De nombreuses mesures visant \u00e0 renforcer la <a href=\"https:\/\/perseus.de\/2022\/04\/19\/cybersicherheit\/\">cybers\u00e9curit\u00e9<\/a> de votre entreprise prot\u00e8gent \u00e9galement contre les faux logiciels antivirus. En particulier : <\/p><ul><li>Gardez toujours votre syst\u00e8me d\u2019exploitation et vos logiciels \u00e0 jour.<\/li><li>Assurez-vous d\u2019avoir un antivirus fiable et toujours \u00e0 jour. Cela d\u00e9tecte les malwares et vous offre une s\u00e9curit\u00e9 suppl\u00e9mentaire contre les faux messages d\u2019avertissement. <\/li><li>Lorsque vous choisissez un nouveau logiciel antivirus, v\u00e9rifiez la l\u00e9gitimit\u00e9 de votre ou vos principaux candidats. Par exemple, savoir s\u2019ils sont recommand\u00e9s <a href=\"https:\/\/perseus.de\/2022\/04\/19\/bundesamt-fur-sicherheit-in-der-informationstechnik-bsi\/\">par le Federal Office for Information Security<\/a> . <\/li><li>V\u00e9rifiez toujours la legitimit\u00e9 des programmes que vous t\u00e9l\u00e9chargez sur Internet.<\/li><li>Cultiver une grande m\u00e9fiance.<\/li><\/ul><p> <\/p><p>Les faux antivirus sont con\u00e7us pour para\u00eetre aussi l\u00e9gitimes que possible, mais aucun antivirus r\u00e9put\u00e9 ne scannera votre ordinateur sans votre permission. Aucun programme antivirus r\u00e9put\u00e9 ne vous demandera de payer avant d\u2019\u00e9liminer une infection d\u00e9tect\u00e9e. Si vous rencontrez de tels processus, il s\u2019agit d\u2019un faux logiciel antivirus.  <\/p><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/header>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-cb1ddf2 e-flex e-con-boxed e-con e-parent\" data-id=\"cb1ddf2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-077dd98 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"077dd98\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Faux antivirus Faux antivirus se traduit (et termin\u00e9) : faux logiciel antivirus. Il d\u00e9signe des logiciels inutiles voire malveillants qui d\u00e9tectent et \u00e9liminent les virus et autres logiciels malveillants. Il se propage principalement sur Internet via de fausses alertes virales. Les faux antivirus sont des arnaques. Cela s\u2019explique par le fait que les cybercriminels exigent [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[58],"tags":[],"class_list":["post-26560","post","type-post","status-publish","format-standard","hentry","category-cyberlexique"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Faux antivirus - Perseus Technologies<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/perseus.de\/fr\/faux-antivirus\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Faux antivirus - Perseus Technologies\" \/>\n<meta property=\"og:description\" content=\"Faux antivirus Faux antivirus se traduit (et termin\u00e9) : faux logiciel antivirus. Il d\u00e9signe des logiciels inutiles voire malveillants qui d\u00e9tectent et \u00e9liminent les virus et autres logiciels malveillants. Il se propage principalement sur Internet via de fausses alertes virales. Les faux antivirus sont des arnaques. 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