{"id":18870,"date":"2025-12-19T17:13:23","date_gmt":"2025-12-19T17:13:23","guid":{"rendered":"https:\/\/www.mailgun.com\/glossary\/dmarc-2\/"},"modified":"2026-09-08T23:23:56","modified_gmt":"2026-09-08T23:23:56","slug":"dmarc","status":"publish","type":"glossary","link":"https:\/\/www.mailgun.com\/pt\/glossary\/dmarc\/","title":{"rendered":"DMARC"},"content":{"rendered":"<h1>DMARC<\/h1>\n<p><a href=\"https:\/\/www.mailgun.com\/blog\/deliverability\/implement-dmarc\/\"><span data-contrast=\"none\">Autentica\u00e7\u00e3o, relat\u00f3rio e conformidade de mensagens baseadas em dom\u00ednio (DMARC)<\/span><\/a><span data-contrast=\"none\">\u00a0\u00e9 um protocolo de autentica\u00e7\u00e3o de e-mail que\u00a0<\/span><span data-contrast=\"none\">se baseia no<\/span><span data-contrast=\"none\">\u00a0SPF e no DKIM para dar a titulares de dom\u00ednios mais controle sobre o que acontece quando um e-mail n\u00e3o autenticado \u00e9 r<\/span><span data-contrast=\"none\">ecebido. O DMARC permite que remetentes especifiquem uma pol\u00edtica (nenhuma, quarentena ou rejei\u00e7\u00e3o) para lidar com mensagens que falham na autenti<\/span><span data-contrast=\"none\">ca\u00e7\u00e3o, e possibilita que provedores de caixa de correio enviem relat\u00f3rios sobre essas falhas. Quando configurado corretamente, o DMARC ajuda a evitar o spoofing de dom\u00ednio e d\u00e1 visibilidade sobre como o seu dom\u00ednio est\u00e1 sendo usado (ou abus<\/span><span data-contrast=\"none\">ado) em todo o ecossistema de e-mail.<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"none\">O DMARC \u00e9 publicado como um registro TXT do DNS e deve estar alinhado ao SPF ou ao DKIM para passar pela autentica\u00e7\u00e3o.\u00a0<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>DMARC Autentica\u00e7\u00e3o, relat\u00f3rio e conformidade de mensagens baseadas em dom\u00ednio (DMARC)\u00a0\u00e9 um protocolo de autentica\u00e7\u00e3o de e-mail que\u00a0se baseia no\u00a0SPF e no DKIM para dar a titulares de dom\u00ednios mais controle sobre o que acontece quando um e-mail n\u00e3o autenticado \u00e9 recebido. O DMARC permite que remetentes especifiquem uma pol\u00edtica (nenhuma, quarentena ou rejei\u00e7\u00e3o) para [&hellip;]<\/p>\n","protected":false},"author":23,"template":"","meta":{"_acf_changed":false},"class_list":["post-18870","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>DMARC \u2013 Gloss\u00e1rio de termos de e-mail | Mailgun<\/title>\n<meta name=\"description\" content=\"O DMARC \u00e9 um protocolo de autentica\u00e7\u00e3o que voc\u00ea precisa configurar antes de come\u00e7ar a enviar e-mails. 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