{"id":7511,"date":"2023-02-28T13:29:16","date_gmt":"2023-02-28T12:29:16","guid":{"rendered":"https:\/\/www.infordisa.com\/soc\/?post_type=glossary&#038;p=7511"},"modified":"2023-02-28T13:29:16","modified_gmt":"2023-02-28T12:29:16","slug":"firewall","status":"publish","type":"glossary","link":"https:\/\/www.infordisa.com\/soc\/glosario-definicion\/firewall\/","title":{"rendered":"firewall"},"content":{"rendered":"<p>Un <b><a class=\"glossaryLink\" href=\"https:\/\/www.infordisa.com\/soc\/glosario-definicion\/cortafuegos\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">cortafuegos<\/a><\/b>&nbsp;(del t&eacute;rmino original en&nbsp;ingl&eacute;s&nbsp;<i><b>firewall<\/b><\/i>) es la parte de un&nbsp;sistema inform&aacute;tico&nbsp;o una&nbsp;red inform&aacute;tica que est&aacute; dise&ntilde;ada para bloquear el acceso no autorizado, permitiendo al mismo tiempo comunicaciones autorizadas.&#8203;<\/p>\n<p>Los cortafuegos pueden ser implementados en&nbsp;hardware&nbsp;o&nbsp;software, o en una combinaci&oacute;n de ambos. Los cortafuegos se utilizan con frecuencia para evitar que otros usuarios de Internet no autorizados tengan acceso a las redes privadas conectadas a Internet. Estos suelen actuar como un organismo de inspecci&oacute;n que verifica las conexiones que se establecen entre una red y un equipo local. Un <a class=\"glossaryLink\" href=\"https:\/\/www.infordisa.com\/soc\/glosario-definicion\/cortafuegos\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">cortafuegos<\/a> regula, por lo tanto, la comunicaci&oacute;n entre ambos para proteger el ordenador contra programas maliciosos u otros peligros de&nbsp;Internet<sup id=\"cite_ref-2\" class=\"reference separada\"><\/sup>&#8203;. Todos los mensajes que entren o salgan de la intranet pasan a trav&eacute;s del cortafuegos, que examina cada mensaje y bloquea aquellos que no cumplen los criterios de seguridad especificados. Tambi&eacute;n es frecuente conectar el cortafuegos a una tercera red, llamada&nbsp;<i>zona desmilitarizada&nbsp;o&nbsp;<\/i>DMZ<i>,&nbsp;<\/i>en la que se ubican los servidores de la organizaci&oacute;n que deben permanecer accesibles desde la red exterior<i>.&nbsp;<\/i><\/p>\n<p>Un <a class=\"glossaryLink\" href=\"https:\/\/www.infordisa.com\/soc\/glosario-definicion\/cortafuegos\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">cortafuegos<\/a> correctamente configurado a&ntilde;ade una protecci&oacute;n necesaria a la red, pero que en ning&uacute;n caso debe considerarse suficiente. La&nbsp;seguridad inform&aacute;tica abarca m&aacute;s &aacute;mbitos y m&aacute;s niveles de trabajo y protecci&oacute;n contra <a class=\"glossaryLink\"  href=\"https:\/\/www.infordisa.com\/soc\/glosario-definicion\/virus\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>virus<\/a>, <a class=\"glossaryLink\"  href=\"https:\/\/www.infordisa.com\/soc\/glosario-definicion\/malware\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>malware<\/a>, entre otras amenazas.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Parte de un&nbsp;sistema inform&aacute;tico&nbsp;o una&nbsp;red inform&aacute;tica que est&aacute; dise&ntilde;ada para bloquear el acceso no autorizado.<\/p>\n","protected":false},"author":2,"featured_media":0,"menu_order":0,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-7511","glossary","type-glossary","status-publish","hentry"],"acf":[],"yoast_head":"<title>firewall - INFORDISA \/ Security Operations Center<\/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.infordisa.com\/soc\/glosario-definicion\/firewall\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"firewall - INFORDISA \/ Security Operations Center\" \/>\n<meta property=\"og:description\" content=\"Parte de un&nbsp;sistema inform&aacute;tico&nbsp;o una&nbsp;red inform&aacute;tica que est&aacute; 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