www.Counterpane.com

Author App Crypto Book B. Schneier 

www.cryptography.com

Cryptography researcher P. Kocher

theory.lcs.mit.edu/~rivest/crypto-security.html#Other

Creator RSA R. Rivest

www.infowar.com

Long time security activist W. Schwartau

www.io.com/~ritter/NETLINKS.HTM

Cryptologist T. Ritter

www.pbs.org/wgbh/nova/decoding/textindex.html

Public Broadcasting System