{"id":5296,"date":"2025-12-19T20:01:32","date_gmt":"2025-12-19T20:01:32","guid":{"rendered":"https:\/\/mgcomdev.wpenginepowered.com\/glossary\/mail-user-agent-2\/"},"modified":"2026-09-09T13:56:06","modified_gmt":"2026-09-09T13:56:06","slug":"mail-user-agent","status":"publish","type":"glossary","link":"https:\/\/www.mailgun.com\/fr\/glossaire\/mail-user-agent\/","title":{"rendered":"Mail user agent (MUA)"},"content":{"rendered":"<h1>Mail user agent (MUA)<\/h1>\n<p><span data-contrast=\"none\">Un Mail User Agent (MUA), \u00e9galement appel\u00e9 client de messagerie, est le logiciel ou l&rsquo;application avec lequel les utilisateurs finaux interagissent pour envoyer, recevoir et g\u00e9rer des emails. Les MUA se connectent aux serveurs d&#8217;email \u00e0 l&rsquo;aide de protocoles tels que IMAP, POP3 et SMTP.<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"none\">Les exemples courants de MUA incluent\u00a0:<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"71\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"none\">Ordinateur\u00a0:\u00a0<\/span><\/b><span data-contrast=\"none\">Microsoft Outlook, Apple Mail, Thunderbird<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"71\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"none\">Sur le Web\u00a0:\u00a0<\/span><\/b><span data-contrast=\"none\">Gmail, Yahoo Mail, Outlook.com<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"71\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"none\">Applications mobiles\u00a0: i<\/span><\/b><span data-contrast=\"none\">OS Mail, application Gmail<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"none\">Les MUA\u00a0:<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"72\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"none\">R\u00e9digent et affichent les messages d&#8217;email<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"72\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"none\">R\u00e9cup\u00e8rent les emails depuis un serveur de r\u00e9ception (via IMAP ou POP3)<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"72\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"none\">Envoient des messages \u00e0 un MTA (Mail Transfer Agent) via SMTP<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"72\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"none\">Stockent les pr\u00e9f\u00e9rences utilisateur, les signatures, les contacts et les dossiers<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"none\">Bien que les MUA g\u00e8rent l&rsquo;interface utilisateur, ils s&rsquo;appuient sur une infrastructure back-end telle que les MTA et les MDA pour acheminer et stocker les messages.<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mail user agent (MUA) Un Mail User Agent (MUA), \u00e9galement appel\u00e9 client de messagerie, est le logiciel ou l&rsquo;application avec lequel les utilisateurs finaux interagissent pour envoyer, recevoir et g\u00e9rer des emails. Les MUA se connectent aux serveurs d&#8217;email \u00e0 l&rsquo;aide de protocoles tels que IMAP, POP3 et SMTP.\u00a0 Les exemples courants de MUA incluent\u00a0:\u00a0 [&hellip;]<\/p>\n","protected":false},"author":1,"template":"","meta":{"_acf_changed":false},"class_list":["post-5296","glossary","type-glossary","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Mail User Agent (MUA) \u2013 Glossaire des termes d&#039;email | Mailgun<\/title>\n<meta name=\"description\" content=\"Un Mail User Agent (MUA) est une application qu&#039;utilisent vos destinataires pour acc\u00e9der aux emails. 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