前几天在问答区提了一下这个问题,所有回答问题的朋友都说不可能通过PHP实现,碰巧我的实习负责人帮我找到了一个方法,貌似是通过NTLM来实现的,我是新手,对具体原理也知之不详,只是自己测试了一下,很好用.
所以赶快拿出来与大家分享.这是一个法国人写的,所以编码中的注释都是法语,如果有朋友很想了解某行的注释含义,请回帖说明,我可以试着翻译一下.

<?php/************************************************************************************************************************************************* PHP NTLM GET LOGIN * Version 0.2.1 * Copyright (c) 2004 Nicolas GOLLET ( Nicolas (dot) gollet (at) secusquad (dot) com )* Copyright (c) 2004 Flextronics Saint-Etienne** This program is free software. You can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License. ************************************************************************/session_start();$headers = apache_request_headers(); // 获取用户头if (@$_SERVER['HTTP_VIA'] != NULL){ // 确认是否使用了代理(proxy),因为ntlm验证不能穿过代理.echo "Proxy bypass!";}elseif($headers['Authorization'] == NULL){ //si l'entete autorisation est inexistante如果许可头不存在 header( "HTTP/1.0 401 Unauthorized" ); //envoi au client le mode d'identification header( "p ie 5.5+) : if (ord($chained64[13]) != 178){ echo "NTLM Flag error!"; exit; } $retAuth = "NTLMSSP".chr(000).chr(002).chr(000).chr(000).chr(000).chr(000).chr(000).chr(000); $retAuth .= chr(000).chr(040).chr(000).chr(000).chr(000).chr(001).chr(130).chr(000).chr(000); $retAuth .= chr(000).chr(002).chr(002).chr(002).chr(000).chr(000).chr(000).chr(000).chr(000); $retAuth .= chr(000).chr(000).chr(000).chr(000).chr(000).chr(000).chr(000); $retAuth64 =base64_encode($retAuth); // encode en base64 $retAuth64 = trim($retAuth64); // enleve les espaces de debut et de fin header( "HTTP/1.0 401 Unauthorized" ); // envoi le nouveau header header( "WWW-Authenticate: NTLM $retAuth64" ); // avec l'identification suppl閙entaire exit; } else if(ord($chained64{8}) == 3){ // |_ byte signifiant l'etape du processus d'identification (etape 5) // on recupere le domaine $lenght_domain = (ord($chained64[31])*256 + ord($chained64[30])); // longueur du domain $offset_domain = (ord($chained64[33])*256 + ord($chained64[32])); // position du domain. $domain = str_replace("\0","",substr($chained64, $offset_domain, $lenght_domain)); // decoupage du du domain //le login $lenght_login = (ord($chained64[39])*256 + ord($chained64[38])); // longueur du login. $offset_login = (ord($chained64[41])*256 + ord($chained64[40])); // position du login. $login = str_replace("\0","",substr($chained64, $offset_login, $lenght_login)); // decoupage du login if ( $login != NULL){ // stockage des donn閑s dans des variable de session $_SESSION['Login']=$login; header("Location: newpage.php"); exit; } else{ echo "NT Login empty!"; } } }}?>