asp 防注入代码

'--------定义部份------------------
Dim Fy_Post,Fy_Get,Fy_In,Fy_Inf,Fy_Xh,Fy_db,Fy_dbstr,Kill_IP,WriteSql
'自定义需要过滤的字串,用 "|" 分隔
Fy_In = "'|;|and|(|)|exec|insert|select|delete|update|count|*|%|chr|mid|master|truncate|or|char|declare"
Kill_IP=True
WriteSql=True            
'----------------------------------


Fy_Inf = split(Fy_In,"|")
'--------POST部份------------------
If Request.Form<>"" Then
    For Each Fy_Post In Request.Form
        For Fy_Xh=0 To Ubound(Fy_Inf)
            If Instr(LCase(Request.Form(Fy_Post)),Fy_Inf(Fy_Xh))<>0 Then
                Response.Write "<Script Language=JavaScript>alert('系统提示:\n\n请不要在参数中包含非法字符尝试注入！\n');</Script>"
                Response.Write "非法操作！你已被系统记录做了如下非法操作↓<br>"
                Response.Write "操作ＩＰ："&Request.ServerVariables("REMOTE_ADDR")&"<br>"
                Response.Write "操作时间："&Now&"<br>"
                Response.Write "操作页面："&Request.ServerVariables("URL")&"<br>"
                Response.Write "提交方式：ＰＯＳＴ<br>"
                Response.Write "提交参数："&Fy_Post&"<br>"
                Response.Write "提交数据："&Request.Form(Fy_Post)

                Response.End
            End If
        Next
    Next
End If
'----------------------------------

'--------GET部份-------------------
If Request.QueryString<>"" Then
    For Each Fy_Get In Request.QueryString
        For Fy_Xh=0 To Ubound(Fy_Inf)
            If Instr(LCase(Request.QueryString(Fy_Get)),Fy_Inf(Fy_Xh))<>0 Then
                Response.Write "<Script Language=JavaScript>alert('系统提示:\n\n请不要在参数中包含非法字符尝试注入！\n');</Script>"
                Response.Write "非法操作！你已被系统记录做了如下非法操作↓<br>"
                Response.Write "操作ＩＰ："&Request.ServerVariables("REMOTE_ADDR")&"<br>"
                Response.Write "操作时间："&Now&"<br>"
                Response.Write "操作页面："&Request.ServerVariables("URL")&"<br>"
                Response.Write "提交方式：ＧＥＴ<br>"
                Response.Write "提交参数："&Fy_Get&"<br>"
                Response.Write "提交数据："&Request.QueryString(Fy_Get)
                Response.End
            End If
        Next
    Next
End If