Discover javascript instr function, include the articles, news, trends, analysis and practical advice about javascript instr function on alibabacloud.com
Core code:Copy codeThe Code is as follows:/*** Jscript. string package* This package contains utility functions for working with strings.*/If (typeof jscript = 'undefined '){Jscript = function (){}}Jscript. string = function (){}/*** This function
are used at the command line
Antiiframe.vbs
#该脚本是批量挂马程序的逆向, for bulk purging of malicious code that is added to a file. Notepad opens the file to modify the pattern parameter to specify the name of the file to be processed, separated by the file
1) PrefaceIi) Hazards of SQL Injection3) write and inject vulnerabilities by yourself4) use the popular Injection Method5) practical injection drills6) repair and endI :)Today, various portal forums use dynamic languages such as php asp. NET, as
For example:
If your query statement is select * from Admin where username = "& user &" and Password = "& PWD &""
Then, if my user name is: 1 or 1 = 1
Then, your query statement will become:
Select * from Admin where username = 1 or 1 = 1 and
Copy Code code as follows:
' Set login password, be sure to modify this password before use
PASSWORD = "Www.pifoo.com"
' Other scan settings
Dimfileext = "ASP,CER,ASA,CDX" file type extension list, not listed will not be scanned
Copy codeThe Code is as follows:
'Set the login password. Make sure to change this password before use.
PASSWORD = "www.pifoo.com"
'Other scan settingsDimFileExt = "asp, cer, asa, cdx" 'file type Extension list. Files Not in this list will not be
Method 1: Disable html
The simplest way is to directly disable HTML tags without removing them. You can use the Replace () function. For example:
Strtext = Replace (strtext, "
Or directly disable all HTML:Strtext = Replace (strtext, "
Like what:
If your query statement is select * from admin where username= "&user&" and password= "&pwd&" "
Well, if my username is: 1 or 1=1
So, your query will become:
SELECT * from admin where username=1 or 1=1 and password= "&pwd&"
This way your
Once and again SQL injection and intrusion, once and again the website is hacked. In that case, vulnerabilities are inevitable. Is there no way to solve them? This article explains the principles of SQL injection and provides some preventive methods.
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