【 tulaoshi.com - ASP 】
                             
                                 这是一个非常简单的加密程序,大家自己看看!
    <%
    userid = Request("userid")
    userpass = Request("userpass")    
    Set conn = Server.CreateObject("ADODB.Connection")
    DBPath = Server.MapPath("userinfo.mdb")
    conn.Open "driver={Microsoft Access Driver (*.mdb)};dbq=" & DBPath    
    userid=trim(userid)
    userpass=trim(userpass)
    sql="select * from [userinfo]"
    set Rs=Conn.execute(sql)
    while not (Rs.bof or Rs.eof )
    if userid=trim(Rs("用户名")) and userpass=trim(Rs("密码")) then
    flag = "1"
    end if
    Rs.movenext()
    wend
    if flag = "1" then
    Rs.close()
    else
    Rs.close()
    Response.Write "<center对不起,此用户不存在或密码不正确,请重试!</center<p     align='center'<a href='javascript:history.go(-1);'点这里回上一页!</a"
    Response.End
    End If
    conn.close
    %