{"id":5236,"date":"2025-12-19T16:59:29","date_gmt":"2025-12-19T16:59:29","guid":{"rendered":"https:\/\/mgcomdev.wpenginepowered.com\/glossary\/protocoles-authentification\/"},"modified":"2025-07-11T15:30:43","modified_gmt":"2025-07-11T15:30:43","slug":"protocoles-authentification","status":"publish","type":"glossary","link":"https:\/\/www.mailgun.com\/fr\/glossaire\/protocoles-authentification\/","title":{"rendered":"Protocole d\u2019authentification"},"content":{"rendered":"<h1>Protocole d\u2019authentification<\/h1>\n<p>Un protocole d\u2019authentification est une norme cryptographique qui valide l\u2019exp\u00e9diteur et le destinataire. Il fonctionne comme une carte d\u2019identit\u00e9 pour les serveurs d\u2019email et les services de messagerie, assurant la cr\u00e9dibilit\u00e9 de la marque.<\/p>\n<p>Pour prot\u00e9ger leurs emails des attaques malveillantes, les marques utilisent diff\u00e9rents protocoles d\u2019authentification tels que SPF, <a href='\/blog\/deliverability\/understanding-dkim-how-it-works\/' target=\"_tabs\" rel=\"noopener noreferrer\">DKIM<\/a>, et <a href='\/blog\/deliverability\/implement-dmarc\/' target=\"_tabs\" rel=\"noopener noreferrer\">DMARC<\/a>. Ces protocoles sont utilis\u00e9s par les fournisseurs de services Internet pour v\u00e9rifier l\u2019authenticit\u00e9 des emails des marques. Si une marque ne dispose pas des enregistrements appropri\u00e9s, les FAI peuvent consid\u00e9rer les emails comme du spam, ce qui les am\u00e8ne \u00e0 restreindre les emails de la marque, affectant ainsi la d\u00e9livrabilit\u00e9.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Protocole d\u2019authentification Un protocole d\u2019authentification est une norme cryptographique qui valide l\u2019exp\u00e9diteur et le destinataire. Il fonctionne comme une carte d\u2019identit\u00e9 pour les serveurs d\u2019email et les services de messagerie, assurant la cr\u00e9dibilit\u00e9 de la marque. Pour prot\u00e9ger leurs emails des attaques malveillantes, les marques utilisent diff\u00e9rents protocoles d\u2019authentification tels que SPF, DKIM, et DMARC. [&hellip;]<\/p>\n","protected":false},"template":"","meta":{"_acf_changed":false},"class_list":["post-5236","glossary","type-glossary","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Protocole d\u2019authentification \u2013 Glossaire de l\u2019emailing | Mailgun<\/title>\n<meta name=\"description\" content=\"Les marques utilisent des protocoles (SPF, DKIM et BIMI) pour prot\u00e9ger leurs envois. 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