{"id":5543,"date":"2025-12-19T20:10:31","date_gmt":"2025-12-19T20:10:31","guid":{"rendered":"https:\/\/mgcomdev.wpenginepowered.com\/glossary\/public-key-cryptography-3\/"},"modified":"2026-09-08T23:12:14","modified_gmt":"2026-09-08T23:12:14","slug":"criptografia-de-clave-publica","status":"publish","type":"glossary","link":"https:\/\/www.mailgun.com\/es\/glosario\/criptografia-de-clave-publica\/","title":{"rendered":"Criptograf\u00eda de clave p\u00fablica"},"content":{"rendered":"<h1>Criptograf\u00eda de clave p\u00fablica<\/h1>\n<p><span data-contrast=\"none\">La criptograf\u00eda de clave p\u00fablica, tambi\u00e9n llamada cifrado asim\u00e9trico, utiliza un par de claves<\/span><span data-contrast=\"none\"> \u2014<\/span><span data-contrast=\"none\">una p\u00fablica y otra privada<\/span><span data-contrast=\"none\">\u2014 <\/span><span data-contrast=\"none\">para intercambiar datos de forma segura. La clave p\u00fablica se comparte abiertamente, mientras que la clave privada se mantiene en secreto. Cualquier dato cifrado con una clave solo se puede descifrar con la otra.\u00a0<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"none\">En el email, este modelo criptogr\u00e1fico se presenta en dos lugares principales:\u00a0<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"65\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"none\">Los protocolos de cifrado como TLS utilizan la criptograf\u00eda de clave p\u00fablica para proteger los mensajes en tr\u00e1nsito.\u00a0<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"65\" data-list-defn-props=\"{\" data-aria-posinset=\"2\" data-aria-level=\"1\"><a href=\"https:\/\/www.mailgun.com\/blog\/deliverability\/email-authentication-your-id-card-sending\/\"><span data-contrast=\"none\">Est\u00e1ndares de autenticaci\u00f3n<\/span><\/a><span data-contrast=\"none\">\u00a0<\/span><span data-contrast=\"none\">como<\/span><span data-contrast=\"none\">\u00a0<\/span><a href=\"https:\/\/www.mailgun.com\/blog\/deliverability\/understanding-dkim-how-it-works\/\"><span data-contrast=\"none\">DKIM<\/span><\/a><span data-contrast=\"none\">\u00a0<\/span><span data-contrast=\"none\">dependen<\/span><span data-contrast=\"none\">\u00a0de ella para firmar los mensajes salientes con una clave privada que los proveedores de buzones de email pueden verificar usando la clave p\u00fablica publicada en el DNS.\u00a0<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"none\">Este modelo garantiza que los mensajes no se hayan alterado y que realmente provengan de quien afirman<\/span><span data-contrast=\"none\">,\u00a0<\/span><span data-contrast=\"none\">lo que genera confianza tanto en los ISP como en los destinatarios.\u00a0<\/span><span data-contrast=\"none\">En resumen<\/span><span data-contrast=\"none\">,<\/span><span data-contrast=\"none\">\u00a0<\/span><span data-contrast=\"none\">l<\/span><span data-contrast=\"none\">a criptograf\u00eda de clave p\u00fablica es la forma en que tu email demuestra que eres t\u00fa<\/span><span data-contrast=\"none\">\u00a0y\u00a0<\/span><span data-contrast=\"none\">no una suplantaci\u00f3n.<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Criptograf\u00eda de clave p\u00fablica La criptograf\u00eda de clave p\u00fablica, tambi\u00e9n llamada cifrado asim\u00e9trico, utiliza un par de claves \u2014una p\u00fablica y otra privada\u2014 para intercambiar datos de forma segura. La clave p\u00fablica se comparte abiertamente, mientras que la clave privada se mantiene en secreto. Cualquier dato cifrado con una clave solo se puede descifrar con [&hellip;]<\/p>\n","protected":false},"author":73,"template":"","meta":{"_acf_changed":false},"class_list":["post-5543","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>Criptograf\u00eda de clave p\u00fablica: glosario de t\u00e9rminos de email | Mailgun<\/title>\n<meta name=\"description\" content=\"La criptograf\u00eda de clave p\u00fablica es el proceso de usar una clave p\u00fablica y otra privada para cifrar datos. 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