send out encrypted e-mail?

[searain]

What is the good tool (free or cheap, but high quality) to send out encrypted e-mail for the php/apache platform?

[PHPGuru2]

PGP is supposed to be a good method to send a secure email.

[rowan]

this should guide you through the process: http://www.zend.com/zend/tut/tutorial-brogdon.php