Advanced Encryption Standard Development effort to replace the aging DES standard. Cryptographic Algorithms A description of various cryptographic algorithms and their strength. How to implement DES A tutorial designed to be clear and compact, and to provide a newcomer to the DES with all the necessary information to implement it himself. Network Security: Practical Cryptosystems Practical Cryptosystems and their Strength. Polymorphic Cryptography RFC-1321 The MD5 Message-Digest Algorithm RFC-2144 CAST-128, a freely available 128-bit encryption algorithm. RIPEMD-160 hash function A 160-bit cryptographic hash function designed as a secure replacement for earlier 128-bit hash functions. TEA - a Tiny Encryption Algorithm TEA is a very small, efficient algorithm offering a moderate level of security The Blowfish Encryption Algorithm A freely available symmetric block cipher designed by Bruce Schneier as a drop-in replacement for DES or IDEA. Allows variable-length keys up to 448 bits. The CAST-256 encryption algorithm The algorithm specification. Twofish A freely available 128-bit block cipher designed by Counterpane Systems (Bruce Schneier et al.).

.com