A formula used to turn ordinary data, or "plaintext," into a secret coded message known as "ciphertext." The ciphertext can reside in storage or travel over unsecure networks without its contents ...

Algorithms for encrypting computer data come in two main varieties: symmetric and asymmetric. Each encryption type has inherent strengths and weaknesses. Symmetric algorithms convert plain-text data ...

An internationally renowned security technologist, Bruce Schneier is a frequent lecturer on cryptography, computer security and privacy. He designed the Blowfish ...

PasswordWallet — which lets you store all of your passwords in a convenient, easy to use, secure place — is ready for Mac OS X as of version 2.1. For security, PasswordWallet uses the BlowFish ...