{"id":5651,"date":"2020-11-26T22:26:00","date_gmt":"2020-11-26T22:26:00","guid":{"rendered":"https:\/\/main.voip.ms\/retour-aux-principes-de-base-quest-ce-que-le-totp\/"},"modified":"2026-04-30T19:32:56","modified_gmt":"2026-04-30T19:32:56","slug":"retour-aux-principes-de-base-quest-ce-que-le-totp","status":"publish","type":"post","link":"https:\/\/main.voip.ms\/fr\/blog\/retour-aux-principes-de-base-quest-ce-que-le-totp\/","title":{"rendered":"Retour aux principes de base , qu&rsquo;est-ce que le TOTP?"},"content":{"rendered":"\n<p>TOTP est l&rsquo;acronyme de \u2018\u2019Time-based One-Time Password\u2019\u2019 (mot de passe \u00e0 usage unique). Il s&rsquo;agit d&rsquo;un code d&rsquo;acc\u00e8s temporaire g\u00e9n\u00e9r\u00e9 \u00e0 l&rsquo;aide d&rsquo;un algorithme d&rsquo;authentification des utilisateurs. Les mots de passe \u00e0 usage unique bas\u00e9s sur le temps sont normalement utilis\u00e9s pour l&rsquo;authentification \u00e0 deux facteurs (2FA) et ont \u00e9t\u00e9 largement adopt\u00e9s par les fournisseurs de services en ligne. Cela dit, la plupart des utilisateurs d&rsquo;Internet ont utilis\u00e9 des mots de passe \u00e0 usage unique bas\u00e9s sur le temps (TOTP) \u00e0 la maison ou au travail pour des services en ligne communs centr\u00e9s sur le consommateur.<\/p>\n\n\n\n<p>Dans cet article, nous aborderons les mots de passe \u00e0 usage unique bas\u00e9s sur le temps (TOTP), la diff\u00e9rence entre TOTP et OTP, et les avantages du TOTP.<\/p>\n\n\n\n<p style=\"font-size:25px\"><strong>Qu&rsquo;est-ce que le TOTP ?<\/strong><\/p>\n\n\n\n<p>Si vous avez utilis\u00e9 une application d&rsquo;authentification d\u00e9di\u00e9e telle que Microsoft ou Google, vous avez peut-\u00eatre remarqu\u00e9 que ces applications g\u00e9n\u00e8rent un code unique \u00e0 6 chiffres qui se r\u00e9initialisent sur une p\u00e9riode de temps sp\u00e9cifique. Ce code est connu sous le nom de \u00ab\u00a0mot de passe \u00e0 usage unique\u00a0\u00bb (TOTP), qui vous permet de vous authentifier aupr\u00e8s des diff\u00e9rents syst\u00e8mes en entrant le code lorsqu&rsquo;on vous le demande.<\/p>\n\n\n\n<p>Les mots de passe \u00e0 usage unique bas\u00e9s sur le temps exigent que le syst\u00e8me qui g\u00e9n\u00e8re le code et le syst\u00e8me qui le re\u00e7oit utilisent une cl\u00e9 partag\u00e9e et aient une horloge synchronis\u00e9e. Ensuite, les deux syst\u00e8mes calculent la paire de codes correspondants qui sont valables pour une dur\u00e9e d\u00e9termin\u00e9e. L&rsquo;utilisateur est ensuite invit\u00e9 \u00e0 taper le code dans le syst\u00e8me auquel il tente de se connecter. Le syst\u00e8me compare alors le code avec celui qui l&rsquo;a g\u00e9n\u00e9r\u00e9. Si les codes correspondent, l&rsquo;utilisateur est autoris\u00e9 \u00e0 se connecter.<\/p>\n\n\n\n<p>Vous avez peut-\u00eatre aussi d\u00e9couvert l&rsquo;utilisation de mots de passe \u00e0 usage unique. Beaucoup de gens confondent et pensent que le TOTP et l&rsquo;OTP sont tous deux identiques. Or, il y a une diff\u00e9rence entre les deux.<\/p>\n\n\n\n<p style=\"font-size:25px\"><strong>Diff\u00e9rence entre le TOTP et l&rsquo;OTP<\/strong><\/p>\n\n\n\n<p>L&rsquo;OTP ou le mot de passe unique est g\u00e9n\u00e9r\u00e9 de mani\u00e8re al\u00e9atoire et envoy\u00e9 \u00e0 votre adresse \u00e9lectronique ou \u00e0 votre num\u00e9ro de t\u00e9l\u00e9phone enregistr\u00e9 pour acc\u00e9der \u00e0 votre compte ou pour authentifier une transaction. Cela dit, alors que les TOTP ne sont valables que pendant 30 \u00e0 60 secondes, les OTP sont g\u00e9n\u00e9ralement valables pendant environ 5 \u00e0 10 minutes. De plus, alors que les TOTP sont g\u00e9n\u00e9r\u00e9s par une application mobile, les OTP vous sont envoy\u00e9s par courriel ou par SMS.<\/p>\n\n\n\n<p style=\"font-size:25px\"><br><strong>Avantages du TOTP<\/strong><\/p>\n\n\n\n<p><br>1. \u00c9volutivit\u00e9<\/p>\n\n\n\n<p>Avant tout, le TOTP est tr\u00e8s facile \u00e0 dimensionner. Les entreprises peuvent mettre en \u0153uvre TOTP \u00e0 l&rsquo;\u00e9chelle de leurs ressources informatiques, avec le bon fournisseur. Ces ressources peuvent comprendre plusieurs applications, serveurs de fichiers et r\u00e9seaux.<\/p>\n\n\n\n<p>Facilit\u00e9 d&rsquo;utilisation<\/p>\n\n\n\n<p>Le TOTP est extr\u00eamement facile \u00e0 utiliser dans le cadre de quelques canaux et applications diff\u00e9rents. De plus, il offre aux utilisateurs une plus grande s\u00e9curit\u00e9 et des m\u00e9canismes d&rsquo;authentification renforc\u00e9s.<\/p>\n\n\n\n<p style=\"font-size:25px\"><strong>Derni\u00e8res r\u00e9flexions<\/strong><\/p>\n\n\n\n<p>En plus d&rsquo;un mot de passe ordinaire, TOTP est utilis\u00e9 pour une authentification \u00e0 deux facteurs et pour offrir une couche de s\u00e9curit\u00e9 suppl\u00e9mentaire \u00e0 l&rsquo;utilisateur. VoIP.ms permet aux utilisateurs de s\u00e9curiser leurs comptes \u00e0 l&rsquo;aide d&rsquo;une authentification \u00e0 deux facteurs et d&rsquo;augmenter la s\u00e9curit\u00e9 de leurs comptes. Pour en savoir plus sur le TOTP et sur la mani\u00e8re de l&rsquo;activer, visitez&nbsp;<a href=\"https:\/\/voip.ms\/fr\">https:\/\/voip.ms\/fr<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>TOTP est l&rsquo;acronyme de \u2018\u2019Time-based One-Time Password\u2019\u2019 (mot de passe \u00e0 usage unique). Il s&rsquo;agit d&rsquo;un code d&rsquo;acc\u00e8s temporaire g\u00e9n\u00e9r\u00e9 \u00e0 l&rsquo;aide d&rsquo;un algorithme d&rsquo;authentification des utilisateurs. Les mots de passe (&#8230;)<\/p>\n","protected":false},"author":4,"featured_media":4987,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-5651","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Retour aux principes de base , qu&#039;est-ce que le TOTP? - voip.ms<\/title>\n<meta name=\"description\" content=\"TOTP est l&#039;acronyme de \u2018\u2019Time-based One-Time Password\u2019\u2019 (mot de passe \u00e0 usage unique). Il s&#039;agit d&#039;un code d&#039;acc\u00e8s temporaire g\u00e9n\u00e9r\u00e9 \u00e0 l&#039;aide d&#039;un algorithme d&#039;authentification des utilisateurs. Les mots de passe (...)\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/main.voip.ms\/fr\/blog\/retour-aux-principes-de-base-quest-ce-que-le-totp\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Retour aux principes de base , qu&#039;est-ce que le TOTP? - voip.ms\" \/>\n<meta property=\"og:description\" content=\"TOTP est l&#039;acronyme de \u2018\u2019Time-based One-Time Password\u2019\u2019 (mot de passe \u00e0 usage unique). Il s&#039;agit d&#039;un code d&#039;acc\u00e8s temporaire g\u00e9n\u00e9r\u00e9 \u00e0 l&#039;aide d&#039;un algorithme d&#039;authentification des utilisateurs. Les mots de passe (...)\" \/>\n<meta property=\"og:url\" content=\"https:\/\/main.voip.ms\/fr\/blog\/retour-aux-principes-de-base-quest-ce-que-le-totp\/\" \/>\n<meta property=\"og:site_name\" content=\"voip.ms\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/VoIP.ms\/\" \/>\n<meta property=\"article:published_time\" content=\"2020-11-26T22:26:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-30T19:32:56+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/main.voip.ms\/wp-content\/uploads\/2026\/04\/Back-to-Basics-what-is-TOTP.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2527\" \/>\n\t<meta property=\"og:image:height\" content=\"902\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Marcela De Mingo\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@voipms\" \/>\n<meta name=\"twitter:site\" content=\"@voipms\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Marcela De Mingo\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/main.voip.ms\\\/fr\\\/blog\\\/retour-aux-principes-de-base-quest-ce-que-le-totp\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/main.voip.ms\\\/fr\\\/blog\\\/retour-aux-principes-de-base-quest-ce-que-le-totp\\\/\"},\"author\":{\"name\":\"Marcela De Mingo\",\"@id\":\"https:\\\/\\\/main.voip.ms\\\/fr\\\/#\\\/schema\\\/person\\\/276f7f13f52950d73f2e34ee9935b4fd\"},\"headline\":\"Retour aux principes de base , qu&rsquo;est-ce que le TOTP?\",\"datePublished\":\"2020-11-26T22:26:00+00:00\",\"dateModified\":\"2026-04-30T19:32:56+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/main.voip.ms\\\/fr\\\/blog\\\/retour-aux-principes-de-base-quest-ce-que-le-totp\\\/\"},\"wordCount\":633,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/main.voip.ms\\\/fr\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/main.voip.ms\\\/fr\\\/blog\\\/retour-aux-principes-de-base-quest-ce-que-le-totp\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/main.voip.ms\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/Back-to-Basics-what-is-TOTP.jpg\",\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/main.voip.ms\\\/fr\\\/blog\\\/retour-aux-principes-de-base-quest-ce-que-le-totp\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/main.voip.ms\\\/fr\\\/blog\\\/retour-aux-principes-de-base-quest-ce-que-le-totp\\\/\",\"url\":\"https:\\\/\\\/main.voip.ms\\\/fr\\\/blog\\\/retour-aux-principes-de-base-quest-ce-que-le-totp\\\/\",\"name\":\"Retour aux principes de base , qu'est-ce que le TOTP? - voip.ms\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/main.voip.ms\\\/fr\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/main.voip.ms\\\/fr\\\/blog\\\/retour-aux-principes-de-base-quest-ce-que-le-totp\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/main.voip.ms\\\/fr\\\/blog\\\/retour-aux-principes-de-base-quest-ce-que-le-totp\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/main.voip.ms\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/Back-to-Basics-what-is-TOTP.jpg\",\"datePublished\":\"2020-11-26T22:26:00+00:00\",\"dateModified\":\"2026-04-30T19:32:56+00:00\",\"description\":\"TOTP est l'acronyme de \u2018\u2019Time-based One-Time Password\u2019\u2019 (mot de passe \u00e0 usage unique). 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