password_hash

[matthew-kerle]

http://us2.php.net/manual/en/function.password-hash.php

[ghost]

Looks like a handy function to have. It's only for PHP 5 >= 5.5.0 though, which kinda sucks. There's this password hashing library that's pretty dang epic, and is compatible with 5.3.2 and up.

https://github.com/ircmaxell/PHP-PasswordLib

Not that you should necessarily include an extra library, but it might be a good reference.