W 97: CIPHERS
Why Cryptography is harder than it looks...
An essay by Bruce Schneier, author of Applied Cryptography.
Crypto-Log: Internet Guide to Cryptography.
An Excellent resource.
Yahoo! - Computers and Internet:Security and Encryption:Cryptography
for what you want in Cryptography. Also contains links to other sites.
The Cryptography FAQ.
Home page of the
American Cryptogram Association.
Sample Issue of The Cryptogram
published by the American Cryptogram Association.
National Cryptologic Museum
National Security Agency