By artur.kustra
via arturkustra.blogspot.com
Published: Jul 09 2012 / 12:30
Google's captcha is very powerfull tool to check if "other side" is human or not. It is very popular and commonly used method, mostly on web pages. But sometimes, we want to make something more secured i.e. when you don't want to delete database tables, or maybe when your app works as thin client and you don't want to let someone to POST...
Add your comment