{"id":337,"date":"2009-07-08T01:38:22","date_gmt":"2009-07-08T06:38:22","guid":{"rendered":"http:\/\/www.urbecom.com\/blog\/?p=337"},"modified":"2009-07-08T01:38:22","modified_gmt":"2009-07-08T06:38:22","slug":"la-llave-de-nuestra-tranquilidad","status":"publish","type":"post","link":"https:\/\/www.urbecom.com\/blog\/la-llave-de-nuestra-tranquilidad\/","title":{"rendered":"La llave de nuestra tranquilidad"},"content":{"rendered":"<p>A continuaci\u00f3n, explicaremos una de las tecnolog\u00edas m\u00e1s sofisticadas en lo que a la protecci\u00f3n de datos en Internet se refiere y que m\u00e1s se est\u00e1 implantando durante los \u00faltimos a\u00f1os en el universo virtual: la Infraestructura de Llave P\u00fablica o PKI (siglas de la expresi\u00f3n inglesa Public Key Infrastructure).<\/p>\n<p>Una PKI permite intercambiar datos y dinero de un modo seguro a trav\u00e9s de una red p\u00fablica insegura<em> -como es para muchas personas Internet-<\/em> utilizando una pareja de llaves criptogr\u00e1ficas privadas o p\u00fablicas que se obtienen y comparten a trav\u00e9s de una autoridad en la que todos conf\u00edan.<\/p>\n<p>La PKI genera certificados digitales que permiten identificar a individuos o empresas, al mismo tiempo que ofrece servicios de directorio en los que guardar o anular dichos certificados.<\/p>\n<p>En este sentido, la PKI presupone la utilizaci\u00f3n de la criptograf\u00eda de llave p\u00fablica, que es uno de los m\u00e9todos m\u00e1s extendidos para la autenticaci\u00f3n y el cifrado y descifrado de mensajes.<\/p>\n<h3>Partes de una PKI<\/h3>\n<p>Tal y como hemos adelantado, una PKI consta de las siguientes partes:<\/p>\n<ul>\n<li>Una Autoridad Certificadora (AC) que genera y verifica los certificados digitales.<\/li>\n<li>Una Autoridad Registradora que act\u00faa como verificador para la AC antes de que un certificado se emita y entregue a quien lo ha solicitado. Es decir, investiga las condiciones del solicitante antes de que la AC emita el certificado.<\/li>\n<li>Uno o m\u00e1s directorios en los que se guardan los certificados.<\/li>\n<li>Un sistema de Gesti\u00f3n de Certificados.<\/li>\n<li>Una pol\u00edtica de seguridad, que puede ser individualizada o compartida por varias instituciones.<\/li>\n<\/ul>\n<h3 style=\"text-align: center;\"><img loading=\"lazy\" class=\"aligncenter size-medium wp-image-338\" title=\"las pki\" src=\"http:\/\/www.urbecom.com\/blog\/wp-content\/uploads\/2009\/07\/las-pki-300x199.jpg\" alt=\"las-pki\" width=\"300\" height=\"199\" srcset=\"https:\/\/www.urbecom.com\/blog\/wp-content\/uploads\/2009\/07\/las-pki-300x199.jpg 300w, https:\/\/www.urbecom.com\/blog\/wp-content\/uploads\/2009\/07\/las-pki.jpg 500w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/h3>\n<h3>Menos complejo de lo que parece<\/h3>\n<p>Si todav\u00eda albergamos alguna duda de la forma en la que funcionan los sistemas de seguridad basados en la PKI, explicaremos a continuaci\u00f3n este sencillo proceso de un modo m\u00e1s pormenorizado:<\/p>\n<ul>\n<li>En primer lugar, los usuarios o la Administraci\u00f3n P\u00fablica realizan solicitudes y renovaciones de certificados a la entidad final y\/o a las Autoridades de Certificaci\u00f3n.<\/li>\n<li>A continuaci\u00f3n, dichas autoridades, junto con las Registradoras, realizan la publicaci\u00f3n de certificados en los directorios, as\u00ed como la publicaci\u00f3n externa que, tras pasar por la entidad final, se publicar\u00e1 en el directorio.<\/li>\n<\/ul>\n<h3>Un fen\u00f3meno en expansi\u00f3n<\/h3>\n<p>Conviene destacar que el desarrollo del comercio electr\u00f3nico minorista y del comercio entre empresas ha aumentado la necesidad de soluciones basadas en PKI.<\/p>\n<p>Por tanto, como responsables de una tienda virtual online, convendr\u00e1 que repasemos detenidamente este tipo de tecnolog\u00edas si queremos aumentar la seguridad de nuestras ventas por Internet.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A continuaci\u00f3n, explicaremos una de las tecnolog\u00edas m\u00e1s sofisticadas en lo que a la protecci\u00f3n de datos en Internet se refiere y que m\u00e1s se est\u00e1 implantando durante los \u00faltimos a\u00f1os en el universo virtual: la Infraestructura de Llave P\u00fablica o PKI (siglas de la expresi\u00f3n inglesa Public Key Infrastructure). Una PKI permite intercambiar datos [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[17,66],"tags":[106,109,108,107,105],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>La llave de nuestra tranquilidad - Blog de comercio electr\u00f3nico, Ecommerce y Marketing Online | urbeCOM<\/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:\/\/www.urbecom.com\/blog\/la-llave-de-nuestra-tranquilidad\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La llave de nuestra tranquilidad - Blog de comercio electr\u00f3nico, Ecommerce y Marketing Online | urbeCOM\" \/>\n<meta property=\"og:description\" content=\"A continuaci\u00f3n, explicaremos una de las tecnolog\u00edas m\u00e1s sofisticadas en lo que a la protecci\u00f3n de datos en Internet se refiere y que m\u00e1s se est\u00e1 implantando durante los \u00faltimos a\u00f1os en el universo virtual: la Infraestructura de Llave P\u00fablica o PKI (siglas de la expresi\u00f3n inglesa Public Key Infrastructure). 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