awesome-php.md

@@ -160,6 +160,7 @@ A list of amazingly awesome PHP libraries that you should consider using (and so
 
 * [OWASP PHP Security Cheat Sheet](https://www.owasp.org/index.php/PHP_Security_Cheat_Sheet) - A PHP security cheatsheet.
 * [Seven Ways to Screw Up BCrypt](http://blog.ircmaxell.com/2012/12/seven-ways-to-screw-up-bcrypt.html) - An article about correct BCrypt implementation.
+* [Preventing CSRF Attacks](http://blog.ircmaxell.com/2013/02/preventing-csrf-attacks.html) - An article on preventing CSRF attacks.
 * [Print vs Echo, Which One is Faster?](http://fabien.potencier.org/article/8/print-vs-echo-which-one-is-faster) - An article about print and echo performance.
 * [The PHP Ternary Operator. Fast or Not?](http://fabien.potencier.org/article/48/the-php-ternary-operator-fast-or-not) - An article ternary performance.
 * [On PHP 5.3, Lamda Functions and Closures](http://fabien.potencier.org/article/17/on-php-5-3-lambda-functions-and-closures) - An article about lambda functions and closures.