{"id":116,"date":"2026-08-18T10:38:43","date_gmt":"2026-08-18T10:38:43","guid":{"rendered":"https:\/\/proskurnya.com\/es\/politica-de-criptografia\/"},"modified":"2026-08-18T10:38:43","modified_gmt":"2026-08-18T10:38:43","slug":"politica-de-criptografia","status":"publish","type":"post","link":"https:\/\/proskurnya.com\/es\/politica-de-criptografia\/","title":{"rendered":"Pol\u00edtica de criptograf\u00eda: qu\u00e9 cifrar sin convertirlo en un tratado"},"content":{"rendered":"<p>La pol\u00edtica de criptograf\u00eda es el documento que m\u00e1s se escribe \u00abpara crecer\u00bb: 15 p\u00e1ginas sobre algoritmos que nadie elige a mano. Lo que la norma quiere es otra cosa: que la empresa decida conscientemente qu\u00e9 cifra, con qu\u00e9, y qui\u00e9n gestiona las claves.<\/p>\n<h2>Qu\u00e9 debe cubrir<\/h2>\n<ul>\n<li><strong>Datos en reposo:<\/strong> discos de port\u00e1tiles, bases de datos, backups, object storage \u2014 qu\u00e9 se cifra obligatoriamente (ligado a la <a href=\"https:\/\/proskurnya.com\/es\/clasificacion-de-la-informacion\/\">clasificaci\u00f3n<\/a>);<\/li>\n<li><strong>datos en tr\u00e1nsito:<\/strong> TLS para todo el tr\u00e1fico externo, VPN o equivalente para administraci\u00f3n;<\/li>\n<li><strong>gesti\u00f3n de claves:<\/strong> d\u00f3nde viven claves y secretos (KMS, gestor de secretos), qui\u00e9n accede, c\u00f3mo rotan;<\/li>\n<li><strong>prohibiciones:<\/strong> criptograf\u00eda casera, protocolos obsoletos, claves en el c\u00f3digo y los repositorios.<\/li>\n<\/ul>\n<h2>Las claves son el mayor dolor<\/h2>\n<p>El cifrado vale lo que vale la protecci\u00f3n de la clave. En auditor\u00edas he encontrado claves en repositorios git, documentos compartidos y chats. Higiene m\u00ednima: secretos solo en el gestor de secretos, acceso por roles, rotaci\u00f3n por calendario y en la baja de personas con acceso, esc\u00e1ner de secretos en el CI.<\/p>\n<h2>El formato<\/h2>\n<p>Dos p\u00e1ginas: principios + tabla \u00abtipo de datos \u2192 requisito de cifrado \u2192 herramienta\u00bb. Los algoritmos concretos van a un est\u00e1ndar t\u00e9cnico gestionado por ingenier\u00eda \u2014 actualizable sin reaprobaci\u00f3n. El mismo principio de \u00abdocumentaci\u00f3n viva\u00bb del art\u00edculo sobre el <a href=\"https:\/\/proskurnya.com\/es\/documentacion-sgsi-minimo\/\">m\u00ednimo documental<\/a>.<\/p>\n<h3>Lea tambi\u00e9n<\/h3>\n<ul>\n<li><a href=\"https:\/\/proskurnya.com\/es\/clasificacion-de-la-informacion\/\">Clasificaci\u00f3n de la informaci\u00f3n<\/a><\/li>\n<li><a href=\"https:\/\/proskurnya.com\/es\/desarrollo-seguro-software\/\">Desarrollo seguro de software<\/a><\/li>\n<li><a href=\"https:\/\/proskurnya.com\/es\/copias-de-seguridad-recuperacion\/\">Copias de seguridad<\/a><\/li>\n<\/ul>\n<hr \/>\n<p><em>Autor \u2014 <strong>Kyrylo Proskurnya<\/strong>, Auditor Jefe ISO y experto internacional en sistemas de gesti\u00f3n. Realizo auditor\u00edas de certificaci\u00f3n y auditor\u00edas internas ISO 27001, ISO 9001, ISO 27701 e ISO 42001 para empresas de Espa\u00f1a, Europa y EE. UU. <a href=\"https:\/\/proskurnya.com\/es\/\">Sobre m\u00ed<\/a> \u00b7 <a href=\"https:\/\/proskurnya.com\/es\/#contacts\">Solicitar una consulta<\/a><\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Cifrado en reposo y en tr\u00e1nsito, gesti\u00f3n de claves y los requisitos de la ISO 27001 \u2014 corto y pr\u00e1ctico, por Kyrylo Proskurnya.<\/p>\n","protected":false},"author":1,"featured_media":56,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[3],"tags":[],"class_list":["post-116","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-iso-certificacion"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Pol\u00edtica de criptograf\u00eda: qu\u00e9 cifrar sin convertirlo en un tratado - Kyrylo Proskurnya \u2014 Auditor ISO<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/proskurnya.com\/es\/politica-de-criptografia\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pol\u00edtica de criptograf\u00eda: qu\u00e9 cifrar sin convertirlo en un tratado - 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