{"id":18877,"date":"2025-12-19T17:21:09","date_gmt":"2025-12-19T17:21:09","guid":{"rendered":"https:\/\/www.mailgun.com\/glossary\/criptografia-e-mail\/"},"modified":"2026-09-08T23:24:00","modified_gmt":"2026-09-08T23:24:00","slug":"criptografia-e-mail","status":"publish","type":"glossary","link":"https:\/\/www.mailgun.com\/pt\/glossary\/criptografia-e-mail\/","title":{"rendered":"Criptografia de e-mail"},"content":{"rendered":"<h1>Criptografia de e-mail<\/h1>\n<p><span data-contrast=\"none\">A criptografia de e-mail \u00e9 o processo de codifica\u00e7\u00e3o do <\/span><span data-contrast=\"none\">conte\u00fado<\/span><span data-contrast=\"none\"> do e-mail para que ele s\u00f3 possa ser lido por pessoas autorizadas. Isso ajuda a\u00a0<\/span><a href=\"https:\/\/www.mailgun.com\/blog\/email\/email-security-best-practices\/\"><span data-contrast=\"none\">proteger informa\u00e7\u00f5es sens\u00edveis<\/span><\/a><span data-contrast=\"none\">\u00a0em tr\u00e2nsito e reduz o risco de intercepta\u00e7\u00e3o, adultera\u00e7\u00e3o ou acesso n\u00e3o autorizado.<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"none\">Existem duas formas comuns de criptografia de e-mail:<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"77\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"none\">Transport Layer Security (TLS):\u00a0<\/span><\/b><span data-contrast=\"none\">criptografa a transmiss\u00e3o entre os servidores de e-mail.\u00a0<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"77\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"none\">Criptografia de ponta a ponta:\u00a0<\/span><\/b><span data-contrast=\"none\">criptografa o conte\u00fado da mensagem do remetente para os destinat\u00e1rios, de modo que at\u00e9 mesmo os servidores de envio e recebimento\u00a0<\/span><span data-contrast=\"none\">n\u00e3o possam<\/span><span data-contrast=\"none\">\u00a0l\u00ea-lo. Isso \u00e9 mais comum em plataformas de envio de mensagens seguras do que em e-mails padr\u00e3o.<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"none\">A criptografia \u00e9 parte de uma estrat\u00e9gia mais ampla de seguran\u00e7a de e-mail, que tamb\u00e9m inclui autentica\u00e7\u00e3o (SPF, DKIM, DMARC), controles de acesso e armazenamento seguro.\u00a0<\/span><a href=\"https:\/\/www.mailgun.com\/resources\/learn\/glossary\/email-encryption\/\"><span data-contrast=\"none\">Confira\u00a0<\/span><\/a><a href=\"https:\/\/www.mailgun.com\/resources\/learn\/glossary\/email-encryption\/\"><span data-contrast=\"none\">como o Mailgun criptografa e-mails<\/span><\/a><a href=\"https:\/\/www.mailgun.com\/resources\/learn\/glossary\/email-encryption\/\"><span data-contrast=\"none\">\u00a0para proteger suas informa\u00e7\u00f5es pessoais.<\/span><\/a><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Criptografia de e-mail A criptografia de e-mail \u00e9 o processo de codifica\u00e7\u00e3o do conte\u00fado do e-mail para que ele s\u00f3 possa ser lido por pessoas autorizadas. Isso ajuda a\u00a0proteger informa\u00e7\u00f5es sens\u00edveis\u00a0em tr\u00e2nsito e reduz o risco de intercepta\u00e7\u00e3o, adultera\u00e7\u00e3o ou acesso n\u00e3o autorizado.\u00a0 Existem duas formas comuns de criptografia de e-mail:\u00a0 Transport Layer Security (TLS):\u00a0criptografa [&hellip;]<\/p>\n","protected":false},"author":23,"template":"","meta":{"_acf_changed":false},"class_list":["post-18877","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>Criptografia de e-mail \u2013 Gloss\u00e1rio de termos de e-mail | Mailgun<\/title>\n<meta name=\"description\" content=\"A criptografia de e-mail usa protocolos criptogr\u00e1ficos seguros para criptografar e-mails antes, durante e ap\u00f3s o envio. 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