I've been looking around the internet for an example that shows how to encrypt a file with an existing PGP public key that was sent to me. The examples I ...

PGP Corp. sets out to do what Network Associates couldn't--entice enterprise customers to buy encryption products based on the PGP algorithm by making them easier to use.

Yahoo to begin offering PGP encryption support in Yahoo Mail service CISO Alex Stamos announces change will go into effect in the fall.