一共4个页面:form.asp; chk.asp; num.asp; count.asp
得到一个随即数字。加密!
解密后成成XBM图片
利用session 判断
form.asp <%
'### To encrypt/decrypt include this code in your page
'### strMyEncryptedString = EncryptString(strString)
'### strMyDecryptedString = DeCryptString(strMyEncryptedString)
'### You are free to use this code as long as credits remain in place
'### also if you improve this code let me know.
Private Function EncryptString(strString)
'##################################################...[ 查看全文 ]