请不要在参数中包含非法字符尝试注入

<%@ LANGUAGE = VBScript CodePage = 936%>
<%
Response.Buffer=True
prefix="2222"
Server.ScriptTimeout=40
timeset=0
onlinetime=1
db="/admin/dd/#cqlg#.mdb"
set conn=Server.CreateObject("ADODB.Connection")
connstr="Provider=Microsoft.Jet.OLEDB.4.0;Data Source="&server.mappath(db)
On Error Resume Next
conn.open connstr

if request("1")&""<>"" or request("2")&""<>"" then
response.end
end if

dim sql_injdata
SQL_injdata = "'|and|exec|insert|select|delete|update|count|*|%|chr|mid|master|truncate|char|declare|1=1|1=2|;"
SQL_inj = split(SQL_Injdata,"|" )

If Request.QueryString<>"" Then
For Each SQL_Get In Request.QueryString
For SQL_Data=0 To Ubound(SQL_inj)
if instr(Request.QueryString(SQL_Get),Sql_Inj(Sql_DATA))>0 Then
Response.Write "<Script Language=JavaScript>alert('系统提示你!\n\n请不要在参数中包含非法字符尝试注入!\n\n');window.location="&"'"&"index.asp"&"'"&";</Script>"
Response.end
end if
next
Next
End If

If Request.Form<>"" Then
For Each Sql_Post In Request.Form
For SQL_Data=0 To Ubound(SQL_inj)
if instr(Request.Form(Sql_Post),Sql_Inj(Sql_DATA))>0 Then
Response.Write "<Script Language=JavaScript>alert('系统提示你!\n\n请不要在参数中包含非法字符尝试注入!\n\n');window.location="&"'"&"index.asp"&"'"&";</Script>"
Response.end
end if
next
next
end if
%>

如何把禁止清理掉，还有就是souland为什么被禁止了如何让这个字通过

相关了解……