Preventing CSRF Attacks with AJAX and HTTP Headers
About two weeks ago, I discovered a CSRF vulnerability on a well-known website (I won’t mention it by name). The vulnerability itself was fairly mundane: one of their scripts lacked tokens or any other form of CSRF protection. I sent in an email to their security team to let them know about it and went on my way.
By phpcamp.net, published on January 24, 2011
Alexander
Good article about ZF and CSRF http://plutov.by/post/zf_csrf