一般站点安全首先要考虑到的是SQL注入的防范,下面就是一些通用的 防sql注入代码! `Fz\wPd  
 fm[_@L%
x  
试试这两种方法:  C{DlcZ<  
第一种:  b{zAJ`|#[n  
squery=lcase(Request.ServerVariables("QUERY_STRING"))  zoJ_=- *s  
sURL=lcase(Request.ServerVariables("HTTP_HOST"))  /A0 [_  
 
%3ou^mcj  
SQL_injdata =":|;|>|<|--|sp_|xp_|\|dir|cmd|^|(|)|+|$|'|copy|format|and|exec|insert|select|delete|update|count|*|%|chr|mid|master|truncate|char|declare"  Gg'<Q.
H  
 !T)T_P[  
SQL_inj = split(SQL_Injdata,"|")  P"oYC$  
 |*Of^IkG0  
For SQL_Data=0 To Ubound(SQL_inj)  xq#U4
E  
if instr(squery&sURL,Sql_Inj(Sql_DATA))>0 Then  #,7eQaica  
Response.Write "SQL通用防注入系统"  m*\B2\2gJ  
Response.end  ?e"Wu+q~L  
end if  Cc@=?	  
next  w 9/nVu  
 R|nEd/'<  
 "w(N62z/  
 |if~i;VKL  
第二种:  xi;/^)r  
SQL_injdata =":|;|>|<|--|sp_|xp_|\|dir|cmd|^|(|)|+|$|'|copy|format|and|exec|insert|select|delete|update|count|*|%|chr|mid|master|truncate|char|declare"  (zj
z]@qJ  
 
2f`WDL  
SQL_inj = split(SQL_Injdata,"|")  N[#iT&@T}/  
 MV%
	:ES?  
If Request.QueryString<>"" Then  E]e,cd  
For Each SQL_Get In Request.QueryString  lv=yz\  
For SQL_Data=0 To Ubound(SQL_inj)  \8=e|a5`  
if instr(Request.QueryString(SQL_Get),Sql_Inj(Sql_DATA))>0 Then  ,}eRnl\  
Response.Write "SQL通用防注入系统"  YCir Oge  
Response.end  ~8XX3+]z:X  
end if  }DJ|9D^yf  
next  ;r g H}r  
Next  J'I1,5(  
End If  N>Vacc_[  
 %~][?Y
 ><  
If Request.Form<>"" Then  (y-x01H  
For Each Sql_Post In Request.Form  W`w5jk'0^=  
For SQL_Data=0 To Ubound(SQL_inj)  	i<B:  
if instr(Request.Form(Sql_Post),Sql_Inj(Sql_DATA))>0 Then  MMd0O X)P  
Response.Write "SQL通用防注入系统"  #;wkr))  
Response.end  {E;2&d  
end if  
#;5[('&[  
next  $, 8 CH)w  
next  muL>g_H  
end if  k&MlQ2'!<  
 !w @1!Xpn1  
第三种  	UOn! Y@  
<%  b24NL'jm  
'--------定义部份------------------  (45NZBs  
Dim Str_Post,Str_Get,Str_In,Str_Inf,Str_Xh,Str_db,Str_dbstr  L2[Ei|9_  
'自定义需要过滤的字串,用 "■"分离  Uuwq7oFub  
Str_In = "'■;■and■exec■insert■select■delete■update■count■*■%■chr■mid■master■truncate■char■declare"  2N
L:\%wz  
'----------------------------------  gJ<@;O8zu0  
%>  5%2ef{T[  
 JZs|~@  
<%  |WD,\=J2  
Str_Inf = split(Str_In,"■")  sN6 0o	7.  
'--------POST部份------------------  73'U#@g6
  
If Request.Form<>"" Then  dE	3i=  
For Each Str_Post In Request.Form  #]5&mKi   
 l81&[   
For Str_Xh=0 To Ubound(Str_Inf)  7JxE|G  
If Instr(LCase(Request.Form(Str_Post)),Str_Inf(Str_Xh))<>0 Then  ~AEqfIx*^&  
'--------写入数据库----------头-----  _#/!s]$d#
  
Str_dbstr="DBQ="+server.mappath("SqlIn.mdb")+";DefaultDir=;DRIVER={Microsoft Access Driver (*.mdb)};"  R59e
&
  
Set Str_db=Server.CreateObject("ADODB.CONNECTION")  1mT|o_K{	T  
Str_db.open Str_dbstr  =-OCM*5~S  
Str_db.Execute("insert into SqlIn(Sqlin_IP,SqlIn_Web,SqlIn_FS,SqlIn_CS,SqlIn_SJ) values('"&Request.ServerVariables("REMOTE_ADDR")&"','"&Request.ServerVariables("URL")&"','POST','"&Str_Post&"','"&replace(Request.Form(Str_Post),"'","''")&"')")  [$
hptQv  
Str_db.close  54`
bE$:+  
Set Str_db = Nothing  3g?MEM~  
'--------写入数据库----------尾-----  u@GRN`yn  
Response.Write "<Script Language=JavaScript>alert('请不要在参数中包含非法字符尝试注入!');</Script>"  @ChN_gd3!  
Response.Write "非法操作!系统做了如下记录:<br>"  mXxZM;P[   
Response.Write "操作IP:"&Request.ServerVariables("REMOTE_ADDR")&"<br>"  dNR7e	  
Response.Write "操作时间:"&Now&"<br>"  -&q