{"id":19,"date":"2006-04-11T11:15:14","date_gmt":"2006-04-11T10:15:14","guid":{"rendered":"http:\/\/www.galhano.com\/blog\/?p=19"},"modified":"2006-04-11T11:15:14","modified_gmt":"2006-04-11T10:15:14","slug":"radius","status":"publish","type":"post","link":"http:\/\/galhano.com\/blog\/?p=19","title":{"rendered":"Radius"},"content":{"rendered":"<p>O <a xhref=\"http:\/\/mtechit.com\/concepts\/radius.html\">Radius<\/a> (<b>R<\/b>emote <b>A<\/b>uthentication <b>D<\/b>ial-<b>I<\/b>n <b>U<\/b>ser <b>S<\/b>ervice) \u00c3\u00a9 um sistema de autentica\u00c3\u00a7\u00c3\u00a3o de utilizadores<br \/>\n&#8212;&#8212;&#8212;&#8212;&#8212;<br \/>\nRADIUS (Remote Authentication Dial In User Service) &#8211; Servi\u00c3\u00a7o de autentica\u00c3\u00a7\u00c3\u00a3o remota de usu\u00c3\u00a1rios discados. \u00c3\u2030 o protocolo de autentica\u00c3\u00a7\u00c3\u00a3o, onde um cliente, como por exemplo um RAS, requer ao servidor RADIUS a valida\u00c3\u00a7\u00c3\u00a3o de um usu\u00c3\u00a1rio. Os nomes de usu\u00c3\u00a1rios e senhas, assim como parametros adicionais s\u00c3\u00a3o mantidos em um banco de dados centralizado. O registrador RADIUS rastrea as transa\u00c3\u00a7\u00c3\u00b5es de autoriza\u00c3\u00a7\u00c3\u00a3o e autentica\u00c3\u00a7\u00c3\u00a3o e captura as estat\u00c3\u00adsticas de cada sess\u00c3\u00a3o. Existem muitos servidores RADIUS gratuitos dispon\u00c3\u00adveis na Web, e muitos sistemas tarifadores ISP incorporam suporte a RADIUS em seus pacotes.<br \/>\n&#8212;&#8212;&#8212;&#8212;&#8212;<br \/>\nRadius is a protocol used by <a xhref=\"http:\/\/mtechit.com\/concepts\/remote_access_server.html\">Remote Access Server<\/a>&#8216;s for user <a xhref=\"http:\/\/mtechit.com\/concepts\/authentication.html\">Authentication<\/a>.\u00c2  User <a xhref=\"http:\/\/mtechit.com\/concepts\/credentials.html\">Credentials<\/a> are forwarded to a Radius server, which in turn manages a <a xhref=\"http:\/\/mtechit.com\/concepts\/credentials.html\">Credentials<\/a> database. It is the Radius server, rather than individual <a xhref=\"http:\/\/mtechit.com\/concepts\/remote_access_server.html\">Remote Access Server<\/a>&#8216;s, which carries out <a xhref=\"http:\/\/mtechit.com\/concepts\/authentication.html\">Authentication<\/a>.<br \/>\nThis delegation of the <a xhref=\"http:\/\/mtechit.com\/concepts\/authentication.html\">Authentication<\/a> process allows users to have a single set of <a xhref=\"http:\/\/mtechit.com\/concepts\/credentials.html\">Credentials<\/a> across all <a xhref=\"http:\/\/mtechit.com\/concepts\/remote_access_server.html\">Remote Access Server<\/a>&#8216;s, and perhaps to use the same credentials on some host <a xhref=\"http:\/\/mtechit.com\/concepts\/operating_system.html\">Operating System<\/a>, such as <a xhref=\"http:\/\/mtechit.com\/concepts\/unix.html\">Unix<\/a> or <a xhref=\"http:\/\/mtechit.com\/concepts\/netware.html\">NetWare<\/a>.<br \/>\nUnlike <a xhref=\"http:\/\/mtechit.com\/concepts\/tacacs.html\">TACACS<\/a>, <a xhref=\"http:\/\/mtechit.com\/concepts\/radius.html\">Radius<\/a> is an encrypted protocol, and supports the encrypted exchange of <a xhref=\"http:\/\/mtechit.com\/concepts\/credentials.html\">Credentials<\/a> between the remote end-user and the <a xhref=\"http:\/\/mtechit.com\/concepts\/authentication_server.html\">Authentication Server<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>O Radius (Remote Authentication Dial-In User Service) \u00c3\u00a9 um sistema de autentica\u00c3\u00a7\u00c3\u00a3o de utilizadores &#8212;&#8212;&#8212;&#8212;&#8212; RADIUS (Remote Authentication Dial In User Service) &#8211; Servi\u00c3\u00a7o de autentica\u00c3\u00a7\u00c3\u00a3o remota de usu\u00c3\u00a1rios discados. \u00c3\u2030 o protocolo de autentica\u00c3\u00a7\u00c3\u00a3o, onde um cliente, como por exemplo um RAS, requer ao servidor RADIUS a valida\u00c3\u00a7\u00c3\u00a3o de um usu\u00c3\u00a1rio. Os nomes de [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"close","ping_status":"close","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,6],"tags":[],"class_list":["post-19","post","type-post","status-publish","format-standard","hentry","category-internet","category-networking","author-admin"],"_links":{"self":[{"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/19","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=19"}],"version-history":[{"count":0,"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/19\/revisions"}],"wp:attachment":[{"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=19"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=19"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=19"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}