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Advanced PHP Tutorial:
7 Useful functions to tighten the security in PHP
October 08, 2010 @ 12:28:38

On the Advanced PHP Tutorial site there's a recent post that suggests a few useful functions that can get you started on security and protecting your application from possible exploits. These aren't the only way to prevent these issues, but they're a start in the right direction.

Security is a very important aspect of programming. In PHP, there are few useful functions which is very handy for preventing your website from various attacks like SQL Injection Attack , XSS attack etc.Let's check few useful functions available in PHP to tighten the security in your project. But note that this is not a complete list, it just list of functions which I found useful for using in your project.

The functions include mysql_real_escape_string for database query handling, htmlentities to filter user input for HTML and two hashing functions to create hashes you can validate from - md5 and sha1.

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security function xss sqlinjection application


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