Want to protect your sensitive emails? You might want to consider going retro -- and exploiting an unbreakable WWII-style cipher.

Commenter mwhite66 shared some of this history of one such code, the Vernam Cipher: Fun fact: there is at least one truly unbreakable code.

Consultants PriceWaterhouseCoopers (PWC) claims to have an encryption solution for enterprises that is unbreakable and is not hindered by US Government export restrictions. The cryptography is ...