{"id":27273,"date":"2021-07-20T16:29:00","date_gmt":"2021-07-20T14:29:00","guid":{"rendered":"https:\/\/perseus.de\/la-cybersecurite-en-vacances\/"},"modified":"2026-03-30T15:41:33","modified_gmt":"2026-03-30T13:41:33","slug":"la-cybersecurite-en-vacances","status":"publish","type":"post","link":"https:\/\/perseus.de\/fr\/la-cybersecurite-en-vacances\/","title":{"rendered":"La cybers\u00e9curit\u00e9 en vacances"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"27273\" class=\"elementor elementor-27273 elementor-22595\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2ba0588 e-flex e-con-boxed e-con e-parent\" data-id=\"2ba0588\" 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-6459d3d elementor-widget elementor-widget-image\" data-id=\"6459d3d\" 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<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"339\" src=\"https:\/\/perseus.de\/wp-content\/uploads\/2025\/05\/csm_Cybrsicherheit_Holiday_Bram_Naus_via_Unsplash__a7f7acd147-600x339-1.jpg\" class=\"attachment-medium_large size-medium_large wp-image-27272\" alt=\"\" srcset=\"https:\/\/perseus.de\/wp-content\/uploads\/2025\/05\/csm_Cybrsicherheit_Holiday_Bram_Naus_via_Unsplash__a7f7acd147-600x339-1.jpg 600w, https:\/\/perseus.de\/wp-content\/uploads\/2025\/05\/csm_Cybrsicherheit_Holiday_Bram_Naus_via_Unsplash__a7f7acd147-600x339-1-300x170.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Cr\u00e9dit image : Bram Naus via Unsplash<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\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<div class=\"elementor-element elementor-element-7dd9467b e-flex e-con-boxed e-con e-parent\" data-id=\"7dd9467b\" 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-62bf45a e-con-full e-flex e-con e-child\" data-id=\"62bf45a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-4dd64be e-con-full e-flex e-con e-child\" data-id=\"4dd64be\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a944f10 elementor-widget elementor-widget-text-editor\" data-id=\"a944f10\" 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<h6>20.07.2021<\/h6>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-81a062c elementor-widget elementor-widget-heading\" data-id=\"81a062c\" 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<h2 class=\"elementor-heading-title elementor-size-default\">La cybers\u00e9curit\u00e9 en vacances\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1abd2c6 elementor-widget elementor-widget-text-editor\" data-id=\"1abd2c6\" 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<p>Indices du quotidien | Cybers\u00e9curit\u00e9 | Vecteurs d\u2019attaque <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-cd05aea e-con-full e-flex e-con e-child\" data-id=\"cd05aea\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6569536 elementor-widget elementor-widget-text-editor\" data-id=\"6569536\" 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<p><strong>Les smartphones, tablettes et ordinateurs portables font souvent partie des bagages de vacances d\u2019aujourd\u2019hui. Les cybercriminels le savent aussi et aiment en profiter. Alors assurez-vous de prendre soin de votre cybers\u00e9curit\u00e9 en d\u00e9placement \u2013 avec nos conseils !  <\/strong><\/p>\n<p><strong>O\u00f9 votre cybers\u00e9curit\u00e9 est particuli\u00e8rement vuln\u00e9rable en d\u00e9placement<\/strong><\/p>\n<p>Si vous savez \u00e0 quoi faire attention, vous pouvez mieux vous prot\u00e9ger. Nos mesures mentionn\u00e9es ci-dessous vous aideront \u00e0 ce niveau. Parce que vous r\u00e9duisez les risques cybern\u00e9tiques importants typiques des f\u00eates :  <\/p>\n<ul>\n<li>Vol, perte, d\u00e9faut ou compromission de vos appareils<\/li>\n<li>Espionnage de donn\u00e9es sensibles et de mots de passe via des connexions Wi-Fi non s\u00e9curis\u00e9es<\/li>\n<li>Espionnage de donn\u00e9es sensibles et de mots de passe via des programmes ou applications malveillantes.<\/li>\n<\/ul>\n<p>Malheureusement, les attaques ne peuvent \u00eatre \u00e9vit\u00e9es \u00e0 100 %. Mais les mesures ci-dessous garantissent que les d\u00e9g\u00e2ts restent aussi faibles que possible en cas d\u2019urgence. <\/p>\n<p>Par exemple : si vous avez stock\u00e9 des donn\u00e9es sensibles sous forme chiffr\u00e9e, elles ne peuvent pas simplement \u00eatre lues m\u00eame apr\u00e8s le vol. Ou si vous utilisez un mot de passe unique pour chaque compte utilisateur, les criminels ne pourront pas d\u00e9bloquer d\u2019autres comptes avec un mot de passe renifl\u00e9. <\/p>\n<p><strong><br><\/strong><\/p><p><strong>Avant les vacances :<\/strong><\/p>\n<ul>\n<li>Mettez \u00e0 jour tous les appareils que vous souhaitez emporter avec vous. Cela s\u2019applique aux syst\u00e8mes d\u2019exploitation, programmes et applications. Activez les mises \u00e0 jour automatiques pour maintenir cet \u00e9tat en d\u00e9placement.  <\/li>\n<li>Configurez un verrouillage d\u2019acc\u00e8s sur tous les appareils en utilisant un mot de passe, un code PIN, une empreinte digitale ou autre.<\/li>\n<li>Cr\u00e9ez des sauvegardes de tous les appareils que vous gardez en s\u00e9curit\u00e9 chez vous.<\/li>\n<li>Configurez une authentification \u00e0 deux facteurs ou \u00e0 plusieurs facteurs pour les comptes sensibles. Par exemple, pour les comptes email, les r\u00e9seaux sociaux, etc. Assurez-vous de devoir vous authentifier \u00e0 chaque connexion, au lieu d\u2019activer des options comme \u00ab Faire confiance \u00e0 cet appareil \u00bb. <\/li>\n<li>Optimisez les mots de passe de tous les comptes utilisateurs auxquels vous pouvez acc\u00e9der en d\u00e9placement. Utilisez un mot de passe fort et unique pour chaque compte. <\/li>\n<li>Si possible, supprimez les donn\u00e9es li\u00e9es au travail des appareils. Sinon, vous pouvez les chiffrer. Chiffrez \u00e9galement des documents num\u00e9riques importants tels que les billets d\u2019avion ou les scans de votre certificat de vaccination. Les instructions pour les syst\u00e8mes d\u2019exploitation Microsoft Windows et Mac OS X se trouvent, par exemple, \u00e0 l\u2019Office f\u00e9d\u00e9ral allemand de la s\u00e9curit\u00e9 de l\u2019information (BSI).   <\/li>\n<li>Installez et testez un logiciel VPN que vous pouvez utiliser pour toutes les connexions Wi-Fi pendant vos vacances. Plusieurs fournisseurs recommand\u00e9s par Perseus proposent des versions gratuites ou des p\u00e9riodes d\u2019utilisation d\u2019un mois \u2013 parfaites pour les vacances. <\/li>\n<li>Au cas o\u00f9 vous ne le sauriez pas d\u00e9j\u00e0, d\u00e9couvrez comment utiliser votre smartphone comme point d\u2019acc\u00e8s Wi-Fi pour votre ordinateur portable.<\/li>\n<li>Si vos appareils contiennent des donn\u00e9es particuli\u00e8rement sensibles ou veulent \u00eatre prudents : configurez l\u2019option pour effacer vos appareils \u00e0 distance.<\/li>\n<\/ul>\n<p><strong><br><\/strong><\/p><p><strong>En vacances :<\/strong><\/p>\n<ul>\n<li>Si possible, utilisez le r\u00e9seau mobile pour votre acc\u00e8s Internet en utilisant votre smartphone comme point d\u2019acc\u00e8s Wi-Fi pour votre ordinateur portable. Cette connexion est souvent plus s\u00e9curis\u00e9e que le Wi-Fi propos\u00e9. <\/li>\n<li>Lorsque vous utilisez des services Wi-Fi publics, par exemple depuis les a\u00e9roports, gares, caf\u00e9s et halls d\u2019h\u00f4tel, portez une attention m\u00e9ticuleuse \u00e0 un acc\u00e8s Wi-Fi correct et l\u00e9gitime. Cela s\u2019explique par le fait qu\u2019une tactique courante utilis\u00e9e par les cybercriminels consiste \u00e0 installer des soi-disant points d\u2019acc\u00e8s Wi-Fi en tant qu&rsquo;\u00ab homme au milieu \u00bb pour espionner les donn\u00e9es. <\/li>\n<li>Par cons\u00e9quent, n\u2019autorisez pas la connexion automatique aux r\u00e9seaux ouverts.<\/li>\n<li>Utilisez un logiciel VPN pour toutes les connexions Wi-Fi en d\u00e9placement. En cons\u00e9quence, le trafic de donn\u00e9es ne peut pas \u00eatre consult\u00e9 aussi facilement. <\/li>\n<li>Si possible, connectez-vous uniquement aux comptes utilisateurs o\u00f9 vous utilisez une authentification \u00e0 deux ou plusieurs facteurs.<\/li>\n<li>N\u2019utilisez pas d\u2019ordinateurs publics pour v\u00e9rifier vos e-mails, vos comptes sur les r\u00e9seaux sociaux, etc. Cela s\u2019explique par le fait que ces ordinateurs sont particuli\u00e8rement attractifs pour les cybercriminels afin d\u2019espionner les donn\u00e9es d\u2019acc\u00e8s de nombreux clients et sont donc souvent infect\u00e9s par des malwares.<\/li>\n<li>Activez des interfaces comme le Bluetooth uniquement si et pendant que vous les utilisez.<\/li>\n<li>Gardez \u00e0 l\u2019esprit que des photos de vacances publi\u00e9es, par exemple sur Facebook, peuvent indiquer aux criminels que vous n\u2019\u00eates pas chez vous. Par cons\u00e9quent, ne partagez que les photos actuelles dans un cercle soigneusement s\u00e9lectionn\u00e9. <\/li>\n<\/ul>\n<p><strong><br><\/strong><\/p><p><strong>Important pour les applications li\u00e9es aux f\u00eates :<\/strong><\/p>\n<p>Cette ann\u00e9e, en plus des applications locales de tourisme, des applications li\u00e9es \u00e0 la pand\u00e9mie telles que les applications d\u2019alerte, les passeports de vaccination num\u00e9riques et les applications de tra\u00e7age des contacts jouent \u00e9galement un r\u00f4le. Dans tous les cas, ce qui suit s\u2019applique : <\/p>\n<ul>\n<li>Soyez m\u00e9ticuleux en installant et en utilisant uniquement les applications officielles. D\u2019un c\u00f4t\u00e9, pour mieux prot\u00e9ger votre smartphone. Et d\u2019un autre c\u00f4t\u00e9, car vos donn\u00e9es ainsi que vos scans ou PDF de votre certificat de vaccination pourraient facilement \u00eatre d\u00e9tourn\u00e9s.  <\/li>\n<li>V\u00e9rifiez quels droits d\u2019acc\u00e8s toutes les applications exigent et restreignez-les si n\u00e9cessaire.<\/li>\n<li>Apr\u00e8s vos vacances, supprimez les applications dont vous n\u2019avez plus besoin ou restreignez les droits d\u2019acc\u00e8s dont vous n\u2019avez plus besoin.<\/li>\n<\/ul>\n<p><strong><br><\/strong><\/p><p><strong>Apr\u00e8s les vacances :<\/strong><\/p>\n<p>Vous avez d\u00e9j\u00e0 pris les mesures les plus importantes pendant vos vacances, esp\u00e9rons-le, relaxantes. Si vous voulez \u00eatre prudent, vous pouvez toujours faire ce qui suit \u00e0 votre retour : <\/p>\n<ul>\n<li>V\u00e9rifiez tous les appareils pour d\u00e9tecter des malwares<\/li>\n<li>Changez tous les mots de passe que vous avez utilis\u00e9s en vacances. M\u00eame si vous avez \u00e9t\u00e9 espionn\u00e9, ils ne servent \u00e0 rien pour les cybercriminels une fois qu\u2019ils sont modifi\u00e9s (\u00e0 condition d\u2019utiliser un mot de passe unique pour chaque compte). <\/li>\n<\/ul>\n<p><br><\/p><p>T\u00e9l\u00e9chargez les listes de contr\u00f4le :<\/p>\n<p><a href=\"https:\/\/perseus.de\/wp-content\/uploads\/2021\/07\/Cybersicherheit-vor-dem-Urlaub-1.pdf\">La cybers\u00e9curit\u00e9 avant les f\u00eates<\/a><\/p>\n<p><a href=\"https:\/\/perseus.de\/wp-content\/uploads\/2021\/07\/Checkliste-Cybersicherheit-im-Urlaub-1.pdf\">Checklist-Cybersecurity-En-Vacation<\/a><\/p>\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4d84bbc e-flex e-con-boxed e-con e-parent\" data-id=\"4d84bbc\" 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-05a335d elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"05a335d\" 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>Les smartphones, tablettes et ordinateurs portables font souvent partie des bagages de vacances d\u2019aujourd\u2019hui. Les cybercriminels le savent aussi et aiment en profiter. Alors assurez-vous de prendre soin de votre cybers\u00e9curit\u00e9 en d\u00e9placement \u2013 avec nos conseils !  <\/p>\n","protected":false},"author":3,"featured_media":27272,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[61],"tags":[],"class_list":["post-27273","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>La cybers\u00e9curit\u00e9 en vacances - 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\/la-cybersecurite-en-vacances\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La cybers\u00e9curit\u00e9 en vacances - Perseus Technologies\" \/>\n<meta property=\"og:description\" content=\"Les smartphones, tablettes et ordinateurs portables font souvent partie des bagages de vacances d\u2019aujourd\u2019hui. 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