PHP Encryption for mere mortals

I’ve really been loving IBM DeveloperWorks lately! Here’s another great PHP tutorial!

The author provides a quick primer on information security and cryptography, then jumps right into applying it to PHP with some very useful advice on proper implementation. Several code examples and a good number of external links are also provided.

http://www-128.ibm.com/developerworks/opensource/library/os-php-encrypt/?ca=dgr-lnxw97PHP-encrypt