{"id":27305,"date":"2021-06-25T16:41:00","date_gmt":"2021-06-25T14:41:00","guid":{"rendered":"https:\/\/perseus.de\/comment-mieux-proteger-votre-smartphone\/"},"modified":"2026-03-30T16:04:02","modified_gmt":"2026-03-30T14:04:02","slug":"comment-mieux-proteger-votre-smartphone","status":"publish","type":"post","link":"https:\/\/perseus.de\/fr\/comment-mieux-proteger-votre-smartphone\/","title":{"rendered":"Comment mieux prot\u00e9ger votre smartphone"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"27305\" class=\"elementor elementor-27305 elementor-22620\" 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=\"768\" height=\"512\" src=\"https:\/\/perseus.de\/wp-content\/uploads\/2021\/07\/Smartphone_-freestocks-via-unsplash-768x512-1.jpg\" class=\"attachment-medium_large size-medium_large wp-image-27297\" alt=\"\" srcset=\"https:\/\/perseus.de\/wp-content\/uploads\/2021\/07\/Smartphone_-freestocks-via-unsplash-768x512-1.jpg 768w, https:\/\/perseus.de\/wp-content\/uploads\/2021\/07\/Smartphone_-freestocks-via-unsplash-768x512-1-300x200.jpg 300w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Source de l\u2019image : freestocks via unsplash.com<\/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-4714bd1c e-flex e-con-boxed e-con e-parent\" data-id=\"4714bd1c\" 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-3943a2c e-con-full e-flex e-con e-child\" data-id=\"3943a2c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-6fe324f e-con-full e-flex e-con e-child\" data-id=\"6fe324f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-94ef918 elementor-widget elementor-widget-text-editor\" data-id=\"94ef918\" 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>25.06.2021<\/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-404a1b7 elementor-widget elementor-widget-heading\" data-id=\"404a1b7\" 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\">Comment mieux prot\u00e9ger votre smartphone\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-89ae60b elementor-widget elementor-widget-text-editor\" data-id=\"89ae60b\" 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>Cybers\u00e9curit\u00e9 | Protection informatique | Remarques  <\/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-070ac79 e-con-full e-flex e-con e-child\" data-id=\"070ac79\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-07a0fd1 elementor-widget elementor-widget-text-editor\" data-id=\"07a0fd1\" 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 sont tr\u00e8s int\u00e9ressants pour les cybercriminels. Cela s\u2019explique par le fait qu\u2019ils jouent un r\u00f4le important dans la banque en ligne et combinent de nombreuses donn\u00e9es priv\u00e9es. Cela rend d\u2019autant plus important de prot\u00e9ger votre smartphone \u2013 et donc vous-m\u00eame \u2013 contre le vol de donn\u00e9es, les hackers et autres. Dans cet article, nous allons vous pr\u00e9senter quatre des strat\u00e9gies de protection les plus efficaces.   <\/strong><\/p><p><strong> <\/strong><\/p><p><strong>Quel rapport avec les sandboxes avec les smartphones<\/strong><\/p><p>Compar\u00e9 \u00e0 un ordinateur de bureau classique, votre smartphone pr\u00e9sente un avantage important en mati\u00e8re de s\u00e9curit\u00e9 : il repose sur la technologie dite sandbox.<\/p><p>L\u2019image du bac \u00e0 sable \u2013 un bac \u00e0 sable \u2013 explique bien comment fonctionne cette technologie : des zones s\u00e9par\u00e9es et isol\u00e9es sont mises en place dans un syst\u00e8me \u2013 les \u00ab bacs \u00e0 sable \u00bb. Un programme qui s\u2019ex\u00e9cute dans un tel \u00ab bac \u00e0 sable \u00bb est limit\u00e9 uniquement \u00e0 cette zone. Il ne peut pas causer de dommages au reste du syst\u00e8me, m\u00eame s\u2019il est programm\u00e9 pour cela.  <\/p><p>Sur smartphones, toutes les applications tournent dans leur propre bac \u00e0 sable. Cela les isole les uns des autres et du syst\u00e8me d\u2019exploitation. <\/p><p>Si vous savez cela, vous comprendrez mieux pourquoi certaines mesures de protection sont particuli\u00e8rement importantes pour les smartphones. Et aussi pourquoi les applications antivirus pour smartphones ne sont d\u2019une aide que limit\u00e9e \u2013 car elles fonctionnent aussi dans leur propre bac \u00e0 sable. <\/p><p><strong>Attention<\/strong> : les jailbreaks (iOS) et le rooting (Android) compromettent la technologie bac \u00e0 sable des smartphones concern\u00e9s. Pour faire simple, il d\u00e9compose les limitations du syst\u00e8me d\u2019exploitation respectif \u2013 y compris celles qui servent \u00e0 le prot\u00e9ger. Les droits d\u2019acc\u00e8s accord\u00e9s de cette mani\u00e8re peuvent \u00e9galement \u00eatre exploit\u00e9s par les cybercriminels.  <\/p><p><strong> <\/strong><\/p><p><strong>Quatre mesures de protection importantes pour votre smartphone en un coup d\u2019\u0153il<\/strong><\/p><ol><li>Le mot de passe \/ code PIN rend difficile l\u2019acc\u00e8s aux donn\u00e9es personnelles en cas de vol.<\/li><li>Les derni\u00e8res mises \u00e0 jour comblent les lacunes de s\u00e9curit\u00e9 nouvellement d\u00e9couvertes.<\/li><li>L\u2019utilisation d\u2019applications provenant de sources fiables r\u00e9duit le risque d\u2019installation d\u2019applications malveillantes telles que des chevaux de Troie bancaires.<\/li><li>La restriction stricte des droits d\u2019acc\u00e8s des applications individuelles peut emp\u00eacher les applications malveillantes install\u00e9es de causer des dommages.<\/li><\/ol><div> <\/div><p><strong>1. Mot de passe \/ code PIN  <\/strong><\/p><p>Les smartphones stockent des donn\u00e9es tr\u00e8s attractives pour les cybercriminels. Num\u00e9ros de t\u00e9l\u00e9phone, adresses e-mail, parfois m\u00eame des informations bancaires. Dans le cas d\u2019un smartphone perdu ou vol\u00e9 sans mot de passe ni code PIN, les criminels peuvent obtenir ces donn\u00e9es particuli\u00e8rement facilement. Par cons\u00e9quent, verrouillez au moins votre smartphone avec un code PIN ou un mot de passe difficile \u00e0 deviner.   <\/p><p> <\/p><p><strong>2. Mises \u00e0 jour<\/strong><\/p><p>Ce qui s\u2019applique aussi aux ordinateurs : assurez-vous que les applications et le syst\u00e8me d\u2019exploitation sont toujours \u00e0 jour. Cela rend plus difficile pour les cybercriminels d\u2019exploiter les vuln\u00e9rabilit\u00e9s de s\u00e9curit\u00e9. <\/p><p>Bon \u00e0 savoir : mettre \u00e0 jour une application peut modifier ses droits d\u2019acc\u00e8s. Par cons\u00e9quent, v\u00e9rifiez rapidement ce que l\u2019application concern\u00e9e souhaite consulter. Vous d\u00e9couvrirez ci-dessous pourquoi les droits d\u2019acc\u00e8s sont si importants.  <\/p><p> <\/p><p><strong>3. Applications issues de sources r\u00e9put\u00e9es<\/strong><\/p><p>\u00c0 l\u2019instar des logiciels malveillants pour ordinateurs, il existe des applications malveillantes pour smartphones. Par exemple, ils peuvent engager des co\u00fbts, espionner vos donn\u00e9es d\u2019acc\u00e8s bancaires via de faux masques d\u2019entr\u00e9e, chiffrer votre smartphone et exiger une ran\u00e7on ou, ou, ou. <\/p><p>Important : Cependant, ces applications malveillantes ne peuvent pas s\u2019installer toutes seules. Par cons\u00e9quent, les cybercriminels essaient de vous tromper pour que vous installiez l\u2019application concern\u00e9e. Ainsi, plus vous \u00eates critique avec chaque nouvelle application, mieux c\u2019est.  <\/p><p>N\u2019installez que des applications provenant de sources fiables, c\u2019est-\u00e0-dire des boutiques officielles.<br>En aucun cas n\u2019installez d\u2019applications \u00e0 partir de pi\u00e8ces jointes par e-mail ou via des liens que vous avez re\u00e7us, par exemple par SMS, par exemple via un suppos\u00e9 service de colis. Prenez toujours consciemment le d\u00e9tour via l\u2019App Store officiel. Si l\u2019application en question n\u2019est pas disponible l\u00e0-bas, vos signaux d\u2019alarme devraient se d\u00e9clencher.  <\/p><p> <\/p><p><strong>4. Restriction des droits d\u2019acc\u00e8s<\/strong><\/p><p>N\u2019oubliez pas, chaque application tourne dans son propre bac \u00e0 sable et ne peut pas acc\u00e9der au syst\u00e8me d\u2019exploitation. Mais cela d\u00e9pend de leurs droits d\u2019acc\u00e8s, par exemple \u00e0 votre carnet d\u2019adresses ou \u00e0 votre SMS. Cela permet aux applications malveillantes de causer de gros d\u00e9g\u00e2ts.  <\/p><p>L\u2019acc\u00e8s \u00e0 vos SMS permet, par exemple, d\u2019intercepter et de mal utiliser des mots de passe \u00e0 usage unique envoy\u00e9s de cette mani\u00e8re lors de la banque en ligne.<\/p><p>C\u2019est pourquoi :<\/p><p>V\u00e9rifiez minutieusement quels droits d\u2019acc\u00e8s chaque application n\u00e9cessite et, si n\u00e9cessaire, ne les accordez pas ou n\u2019installez pas l\u2019application d\u00e8s le d\u00e9part.<br>Soyez particuli\u00e8rement vigilant quant aux droits d\u2019acc\u00e8s \u00e0 vos SMS.<\/p><p> <\/p><p><strong>Souhaitez-vous prot\u00e9ger encore mieux votre smartphone ?<\/strong><\/p><p>Sur le site \u00ab Prot\u00e9ger efficacement les smartphones et tablettes \u00bb, l\u2019Office f\u00e9d\u00e9ral allemand de la s\u00e9curit\u00e9 de l\u2019information (BSI) pr\u00e9sente des mesures de protection suppl\u00e9mentaires en plus de celles mentionn\u00e9es ici.<\/p><p>Peut-\u00eatre souhaitez-vous m\u00eame vous consacrer encore plus pleinement \u00e0 la protection de votre smartphone ? Ensuite, le BSI offre un bon point de d\u00e9part avec sa \u00ab recommandation de configuration bas\u00e9e sur des moyens sp\u00e9cifiques au syst\u00e8me d\u2019exploitation pour une utilisation accrue en s\u00e9curit\u00e9 \u00bb \u2013 disponible respectivement pour Android et <a href=\"https:\/\/www.allianz-fuer-cybersicherheit.de\/SharedDocs\/Downloads\/Webs\/ACS\/DE\/BSI-CS\/BSI-CS_074.pdf;jsessionid=8EE425E21E959BFAA7524CEE228EBACC.internet471?__blob=publicationFile&amp;v=1\">iOS <\/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 sont tr\u00e8s int\u00e9ressants pour les cybercriminels. Cela s\u2019explique par le fait qu\u2019ils jouent un r\u00f4le important dans la banque en ligne et combinent de nombreuses donn\u00e9es priv\u00e9es. Cela rend d\u2019autant plus important de prot\u00e9ger votre smartphone \u2013 et donc vous-m\u00eame \u2013 contre le vol de donn\u00e9es, les hackers et autres. Dans cet article, nous allons vous pr\u00e9senter quatre des strat\u00e9gies de protection les plus efficaces.   <\/p>\n","protected":false},"author":3,"featured_media":27297,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[61],"tags":[],"class_list":["post-27305","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>Comment mieux prot\u00e9ger votre smartphone - 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\/comment-mieux-proteger-votre-smartphone\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Comment mieux prot\u00e9ger votre smartphone - Perseus Technologies\" \/>\n<meta property=\"og:description\" content=\"Les smartphones sont tr\u00e8s int\u00e9ressants pour les cybercriminels. Cela s\u2019explique par le fait qu\u2019ils jouent un r\u00f4le important dans la banque en ligne et combinent de nombreuses donn\u00e9es priv\u00e9es. Cela rend d\u2019autant plus important de prot\u00e9ger votre smartphone \u2013 et donc vous-m\u00eame \u2013 contre le vol de donn\u00e9es, les hackers et autres. Dans cet article, nous allons vous pr\u00e9senter quatre des strat\u00e9gies de protection les plus efficaces.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/perseus.de\/fr\/comment-mieux-proteger-votre-smartphone\/\" \/>\n<meta property=\"og:site_name\" content=\"Perseus Technologies\" \/>\n<meta property=\"article:published_time\" content=\"2021-06-25T14:41:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-30T14:04:02+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/perseus.de\/wp-content\/uploads\/2021\/07\/Smartphone_-freestocks-via-unsplash-768x512-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"768\" \/>\n\t<meta property=\"og:image:height\" content=\"512\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Xenia Silbe\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Xenia Silbe\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/perseus.de\\\/fr\\\/comment-mieux-proteger-votre-smartphone\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/perseus.de\\\/fr\\\/comment-mieux-proteger-votre-smartphone\\\/\"},\"author\":{\"name\":\"Xenia Silbe\",\"@id\":\"https:\\\/\\\/perseus.de\\\/#\\\/schema\\\/person\\\/42cdb0ff9720a4c92a2613f686b32f46\"},\"headline\":\"Comment mieux prot\u00e9ger votre smartphone\",\"datePublished\":\"2021-06-25T14:41:00+00:00\",\"dateModified\":\"2026-03-30T14:04:02+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/perseus.de\\\/fr\\\/comment-mieux-proteger-votre-smartphone\\\/\"},\"wordCount\":993,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/perseus.de\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/perseus.de\\\/fr\\\/comment-mieux-proteger-votre-smartphone\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/perseus.de\\\/wp-content\\\/uploads\\\/2021\\\/07\\\/Smartphone_-freestocks-via-unsplash-768x512-1.jpg\",\"articleSection\":[\"Blog\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/perseus.de\\\/fr\\\/comment-mieux-proteger-votre-smartphone\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/perseus.de\\\/fr\\\/comment-mieux-proteger-votre-smartphone\\\/\",\"url\":\"https:\\\/\\\/perseus.de\\\/fr\\\/comment-mieux-proteger-votre-smartphone\\\/\",\"name\":\"Comment mieux prot\u00e9ger votre smartphone - 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