我们利用Serv-U的obdc功能，可以把FTP用户信息存在数据库中，这样对Web操作方便了很多，下面是在线更改密码的列子，数据库为Access，表和字段的设计请参考Serv-U的帮助文件。
加密算法为随机码与MD5 32 位加密，例如：
两个随机字母：ab
用户输入密码：123456
生成的密码为：ab + MD5(ab123456)
补充：md5返回为32位的大写字符，附md5.asp
提示：代码仅实现更改密码的功能，并不一定完全符合或达到您的需求。
<!--#include file='conn.asp'--> <!--#include file='include/md5.asp'--> <% dim act,UserName,OldPassword,NewPassword,reNewPassword act = Request.form("act") if act = "update" then UserName = Request.form("UserName") OldPassword = Request.form("OldPassword") NewPassword = Request.form("NewPassword") reNewPassword = Request.form("reNewPassword") UserName = Replace(UserName,"'","'") if len(UserName)<1 or len(OldPassword)<1 or len(NewPassword)<1 or len(reNewPassword)<1 then alert("表单没有填写完整") end if if trim(NewPassword)<>trim(reNewPassword) then alert("密码与确认密码不一样") end if Sql0 = "select top 1 name,[password] from [useraccounts] where name = '"& UserName &"'" set rs0 = conn.execute(Sql0) if rs0.eof and rs0.bof then alert("用户名不存在") else dbname = rs0("name") dbpassword = rs0("password") end if cdbpassword = left(dbpassword,2) & md5(left(dbpassword,2) & OldPassword) if trim(cdbpassword) <> trim(dbpassword) then alert("密码错误") else rndstr = MyRandc(2) '两位随机字母 newdbpassword = rndstr & md5(rndstr & NewPassword) sql2 = "update [useraccounts] set [password] = '"& newdbpassword &"' where name='"& UserName &"'" conn.execute(sql2) alert("密码已经更改，可能要几钟后才能生效") end if end if function alert(x) response.write "<script language='javascript'>alert('"& replace(x,"""",""""") &"');history.go(-1);</script>" conn.close set conn = nothing response.end end function function MyRandc(n)'生成随机字符，n为字符的个数 thechr = "" for i=1 to n Randomize timer zNum = cint(25*Rnd) if zNum mod 2 = 0 then zNum = zNum + 97 else zNum = zNum + 65 end if thechr = thechr & chr(zNum) next MyRandc = thechr end function %> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <META NAME="Author" CONTENT="海娃(51windows)"> <META NAME="Keywords" CONTENT="http://www.51windows.Net"> <title>更改FTP (Serv-U) 密码 - 51windows.net</title> </head> <body> <form method="POST" action="" name="form" autocomplete="off"> <input type="hidden" name="act" value="update"> <div align="center"> <center> <table border="0" width="480" cellpadding="2" cellspacing="1" class="Yc-2c60-80c6-cc51-da2e table" style="border: 1 solid #336699;font-size:14px;"> <tr> <td width="100%" align="center" colspan="2" class="Yc-80c6-cc51-da2e-1099 title" style="background:#336699;color:#FFFFFF;">更改FTP (Serv-U) 密码</td> </tr> <tr> <td width="30%" align="left"> 用户名[√]：</td> <td width="70%"><input class="Yc-cc51-da2e-1099-37cc input" type="text" maxlength=20 name="UserName" size="25" value="" /> (FTP登陆用户名)</td> </tr> <tr> <td width="30%" align="left"> 旧密码[√]：</td> <td width="70%"><input class="Yc-da2e-1099-37cc-4144 input" type="password" maxlength=20 name="OldPassword" size="25" value="" /> (必须输入旧密码)</td> </tr> <tr> <td width="30%" align="left"> 新密码[√]：</td> <td width="70%"><input class="Yc-4db9-cc84-1aef-9920 input" type="password" name="NewPassword" size="25" value="" /> (输入新密码)</td> </tr> <tr> <td width="30%" align="left"> 确 认[√]：</td> <td width="70%"><input class="Yc-cc84-1aef-9920-c2d7 input" type="password" name="reNewPassword" size="25" value="" /> (再次输入新密码)</td> </tr> <tr> <td width="100%" height="30" align="center" colspan="2"><input style="font-size:14px;" type="submit" size="10" value="确 定" class=button></td> </tr> </table> </center> </div> </html> <% set rs = nothing conn.close set conn = nothing %>
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