{"id":223571,"date":"2025-11-06T04:47:40","date_gmt":"2025-11-06T12:47:40","guid":{"rendered":"https:\/\/www.mcafee.com\/blogs\/?p=223571"},"modified":"2025-11-06T05:54:06","modified_gmt":"2025-11-06T13:54:06","slug":"le-louvre-utilisait-son-propre-nom-comme-mot-de-passe-ce-quil-faut-en-retenir","status":"publish","type":"post","link":"https:\/\/www.mcafee.com\/blogs\/fr-ca\/security-news\/le-louvre-utilisait-son-propre-nom-comme-mot-de-passe-ce-quil-faut-en-retenir\/","title":{"rendered":"Le Louvre utilisait son propre nom comme mot de passe. Ce qu&#8217;il faut en retenir"},"content":{"rendered":"<p>Si vous avez suivi l&#8217;actualit\u00e9, vous avez probablement vu les gros titres en provenance de Paris\u00a0: le Louvre a \u00e9t\u00e9 victime d&#8217;<a href=\"https:\/\/www.lemonde.fr\/societe\/article\/2025\/10\/19\/le-louvre-victime-d-un-braquage-et-ferme-pour-la-journee-des-bijoux-d-une-valeur-inestimable-derobes_6648121_3225.html\">un des casses les plus audacieux de ces derni\u00e8res d\u00e9cennies<\/a>, qui a permis aux voleurs de s&#8217;emparer de joyaux de la couronne vieux de plusieurs si\u00e8cles et d&#8217;une valeur de plusieurs dizaines de millions de dollars.<\/p>\n<p>Selon le journal fran\u00e7ais <a href=\"https:\/\/www.liberation.fr\/checknews\/louvre-en-mot-de-passe-logiciels-obsoletes-mises-a-jour-impossibles-dix-ans-de-failles-dans-la-securite-informatique-du-premier-musee-au-monde-20251101_RD5YGV6WMVAXLL6U3SRGVFBIBY\/\"><em>Lib\u00e9ration<\/em><\/a>, les auditeurs ont d\u00e9couvert que le mot de passe prot\u00e9geant le syst\u00e8me de vid\u00e9osurveillance du mus\u00e9e \u00e9tait simplement \u00ab Louvre \u00bb.<\/p>\n<p>M\u00eame s&#8217;il n&#8217;a pas encore \u00e9t\u00e9 confirm\u00e9 si cela a jou\u00e9 un r\u00f4le direct dans le vol, les experts en cybers\u00e9curit\u00e9 soulignent que les mots de passe faibles ou r\u00e9utilis\u00e9s restent l&#8217;un des moyens les plus faciles pour les criminels \u2014 num\u00e9riques ou autres \u2014 de s&#8217;introduire dans des entreprises.<\/p>\n<h3><strong>Les enseignements de s\u00e9curit\u00e9 que vous pouvez tirer du Louvre<\/strong><\/h3>\n<p>Les audits de cybers\u00e9curit\u00e9 du Louvre, qui remontent \u00e0\u00a02014, <a href=\"https:\/\/www.liberation.fr\/checknews\/louvre-en-mot-de-passe-logiciels-obsoletes-mises-a-jour-impossibles-dix-ans-de-failles-dans-la-securite-informatique-du-premier-musee-au-monde-20251101_RD5YGV6WMVAXLL6U3SRGVFBIBY\/\">auraient r\u00e9v\u00e9l\u00e9<\/a> l&#8217;existence d&#8217;un ensemble de logiciels obsol\u00e8tes et de mots de passe simples qui n&#8217;avaient plus \u00e9t\u00e9 mis \u00e0 jour depuis des ann\u00e9es. Des rapports ult\u00e9rieurs ont mis en \u00e9vidence de \u00ab graves lacunes \u00bb, notamment des syst\u00e8mes de s\u00e9curit\u00e9 fonctionnant avec des logiciels vieux de plusieurs d\u00e9cennies et qui n&#8217;\u00e9taient plus pris en charge par les d\u00e9veloppeurs.<\/p>\n<p>Cette situation refl\u00e8te l&#8217;un des probl\u00e8mes de s\u00e9curit\u00e9 les plus courants auxquels les particuliers sont confront\u00e9s \u00e0 la maison. Qu&#8217;il s&#8217;agisse d&#8217;un compte de messagerie, d&#8217;un identifiant de connexion \u00e0 un m\u00e9dia social ou du routeur Wi-Fi de votre domicile, utiliser un mot de passe simple ou r\u00e9utiliser un mot de passe revient \u00e0 laisser la porte d&#8217;entr\u00e9e ouverte. Les pirates informatiques n&#8217;ont donc plus besoin de s&#8217;introduire par effraction, puisqu&#8217;ils peuvent entrer librement.<\/p>\n<p>Comme l&#8217;ont expliqu\u00e9 les experts de McAfee, <a href=\"https:\/\/www.mcafee.com\/learn\/what-is-credential-stuffing\/\">les cybercriminels ont r\u00e9guli\u00e8rement recours \u00e0 des attaques par bourrage d\u2019identifiants<\/a>, dans le cadre desquelles ils testent les mots de passe vol\u00e9s lors d&#8217;une compromission sur d&#8217;autres sites pour voir \u00e0 quoi ils peuvent acc\u00e9der. Si vous avez utilis\u00e9 le m\u00eame mot de passe pour votre compte de diffusion en continu et votre banque en ligne, vous devinerez sans peine ce qui pourrait se passer.<\/p>\n<h3><strong>Qu&#8217;est-ce qu&#8217;un mot de passe faible?<\/strong><\/h3>\n<ul>\n<li><strong>\u00c9vident ou facile \u00e0 deviner\u00a0\u2014<\/strong> Des mots tels que \u00ab\u00a0motdepasse\u00a0\u00bb, \u00ab\u00a0123456\u00a0\u00bb ou encore le nom du service (\u00ab\u00a0Louvre\u00a0\u00bb, \u00ab\u00a0Netflix\u00a0\u00bb, \u00ab\u00a0Chase\u00a0\u00bb) peuvent \u00eatre d\u00e9chiffr\u00e9s en quelques secondes.<\/li>\n<li><strong>Mots du dictionnaire\u00a0\u2014<\/strong> Il est plus facile pour les programmes de piratage de deviner des mots ou expressions r\u00e9els, m\u00eame lorsque ceux-ci sont combin\u00e9s de mani\u00e8re cr\u00e9ative.<\/li>\n<li><strong>Mots de passe r\u00e9utilis\u00e9s\u00a0\u2014<\/strong> La r\u00e9utilisation d&#8217;un mot de passe sur plusieurs sites signifie qu&#8217;une seule faille peut exposer tous vos renseignements.<\/li>\n<li><strong>D\u00e9tails personnels\u00a0\u2014<\/strong> Les noms des animaux de compagnie, les dates d&#8217;anniversaire et les groupes de musique pr\u00e9f\u00e9r\u00e9s peuvent facilement \u00eatre r\u00e9cup\u00e9r\u00e9s sur les m\u00e9dias sociaux, et c&#8217;est la premi\u00e8re chose qu&#8217;un pirate informatique essaiera d&#8217;ailleurs de faire.<\/li>\n<\/ul>\n<h3><strong>Qu&#8217;est-ce qui caract\u00e9rise un mot de passe fort?<\/strong><\/h3>\n<p>Un mot de passe fort est <strong>long<\/strong>, <strong>complexe<\/strong> et <strong>unique<\/strong>. Les experts en cybers\u00e9curit\u00e9 recommandent d&#8217;utiliser au moins 12 \u00e0 16 caract\u00e8res et de combiner des majuscules, des minuscules, des chiffres et des symboles. Un mot de passe court peut \u00eatre devin\u00e9 en quelques minutes, alors qu&#8217;il peut falloir des dizaines d&#8217;ann\u00e9es pour d\u00e9chiffrer un mot de passe long.<\/p>\n<p>Si jongler avec tout cela vous semble compliqu\u00e9, sachez que vous n&#8217;\u00eates pas le seul. <strong>C&#8217;est pourquoi il existe des gestionnaires de mots de passe.<\/strong><\/p>\n<h3><strong>Pourquoi un gestionnaire de mots de passe constitue-t-il votre meilleure protection?<\/strong><\/h3>\n<p>Un gestionnaire de mots de passe simplifie la cr\u00e9ation et la m\u00e9morisation de mots de passe complexes. Il g\u00e9n\u00e8re des combinaisons al\u00e9atoires quasiment impossibles \u00e0 d\u00e9crypter, puis les stocke en toute s\u00e9curit\u00e9 gr\u00e2ce \u00e0 un syst\u00e8me de chiffrement avanc\u00e9.<\/p>\n<p>Le petit plus? Vous ne devrez plus jamais r\u00e9utiliser un mot de passe. M\u00eame si un compte est th\u00e9oriquement compromis lors d&#8217;une attaque, vos autres comptes restent prot\u00e9g\u00e9s, car chaque mot de passe est unique.<\/p>\n<p>Le <a href=\"https:\/\/www.mcafee.com\/learn\/fr-ca\/gestionnaire-de-mots-de-passe\/\">gestionnaire de mots de passe de McAfee<\/a> utilise \u00e9galement l&#8217;authentification multifacteur (AMF), ce qui signifie que vous devez vous soumettre \u00e0 au moins deux types de v\u00e9rification avant de vous connecter\u00a0\u2014 par exemple, un code envoy\u00e9 sur votre t\u00e9l\u00e9phone. Cette \u00e9tape suppl\u00e9mentaire peut bloquer net les pirates, m\u00eame s&#8217;ils parviennent \u00e0 obtenir votre mot de passe.<\/p>\n<h3><strong>Comment vous prot\u00e9ger?<\/strong><\/h3>\n<p>Pour s\u00e9curiser vos tr\u00e9sors num\u00e9riques plus efficacement que les joyaux du Louvre\u00a0:<\/p>\n<ul>\n<li><strong>Utilisez des mots de passe complexes et uniques<\/strong> pour chaque compte. Plus il est long, mieux c&#8217;est.<\/li>\n<li><strong>Changez r\u00e9guli\u00e8rement vos mots de passe<\/strong>, en particulier apr\u00e8s toute compromission ou activit\u00e9 suspecte.<\/li>\n<li><strong>Activez l&#8217;AMF<\/strong> chaque fois que possible\u00a0\u2014 il s&#8217;agit d&#8217;une des mesures de protection les plus simples et les plus efficaces.<\/li>\n<li><strong>\u00c9vitez les r\u00e9seaux Wi-Fi publics<\/strong> pour les connexions sensibles, ou utilisez un <a href=\"https:\/\/www.mcafee.com\/learn\/fr-ca\/rpv\/\">VPN<\/a> s\u00e9curis\u00e9.<\/li>\n<li><strong>Conservez vos mots de passe en lieu s\u00fbr<\/strong> \u00e0 l&#8217;aide d&#8217;un <a href=\"https:\/\/www.mcafee.com\/learn\/fr-ca\/gestionnaire-de-mots-de-passe\/\">gestionnaire de mots de passe<\/a> r\u00e9put\u00e9 plut\u00f4t que de votre navigateur ou d&#8217;un bloc-notes.<\/li>\n<\/ul>\n<h3><strong>Conclusion<\/strong><\/h3>\n<p>L&#8217;<a href=\"https:\/\/cybernews.com\/news\/louvre-password-heist\/\">annonce<\/a> de la faiblesse du mot de passe du Louvre peut pr\u00eater \u00e0 rire, mais la v\u00e9rit\u00e9 est que des millions de personnes commettent la m\u00eame erreur au quotidien, en utilisant des mots de passe simples pour des dizaines de comptes. Les mots de passe forts et uniques (et les outils ad\u00e9quats pour les g\u00e9rer) restent l&#8217;une des d\u00e9fenses les plus puissantes contre le vol de donn\u00e9es et l&#8217;usurpation d&#8217;identit\u00e9.<\/p>\n<p>Face \u00e0 l&#8217;\u00e9volution continue des escroqueries et des compromissions, votre meilleure d\u00e9fense est une prise de conscience et une protection qui s&#8217;adapte tout aussi rapidement.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Si vous avez suivi l&#8217;actualit\u00e9, vous avez probablement vu les gros titres en provenance de Paris\u00a0: le Louvre a \u00e9t\u00e9&#8230;<\/p>\n","protected":false},"author":1440,"featured_media":223560,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[14056,13930,13897,13861],"tags":[],"coauthors":[16712],"class_list":["post-223571","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-security-news","category-internet-security","category-family-safety","category-mobile-security"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Le Louvre utilisait son propre nom comme mot de passe. 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