IETF Security Working Groups (see Security Area)

http://www.ietf.org/html.charters/wg-dir.html

InfoSysSec (the most thorough and complete security site on the Web)

http://www.infosyssec.net

RSA's Crypto FAQ (highly recommended!)

http://www.rsa.com/rsalabs/faq/

Ron Rivest's Links-possibly the most complete set of links on the Web

http://theory.lcs.mit.edu/~rivest/crypto-security.html

Bruce Schneier's Counterpane Web site (sign up for the newsletter!)

http://www.counterpane.com/

Google Web Directory Security page

http://directory.google.com/Top/Computers/Security/

Microsoft's Security Web page

http://www.microsoft.com/technet/security/

Peter Gutmann's Security and Encryption-Related Resources and Links

http://www.cs.auckland.ac.nz/~pgut001/links.html

Terry Ritter's "Ciphers by Ritter" Web page

http://www.io.com/~ritter/

GILC (Global Internet Liberty Campaign) Cryptography page with news, government policy, and other resources

http://www.gilc.org/crypto/

Security Links at Telecom Information Resources on the Internet

http://china.si.umich.edu/telecom/net-security.html

Computer and Network Security Reference Index

http://www.vtcif.telstra.com.au/info/security.html