Practical Sites
- CERT
[http://www.cert.org/] [news:comp.security.announce]
CERT announces internet security alerts (new bugs or weaknesses in operating systems, router hardware and the like). Contains a huge searchable archive.
- cr.yp.to
[http://cr.yp.to/crypto.html]
A collection of web pages related to data security, maintained by D.J. Bernstein.
- Cypherpunks
[http://www.csua.berkeley.edu/cypherpunks/Home.html]
The cypherpunks group (Berkeley) is interested in cryptography-related coding.
- The Data Encryption Page
[http://www.anujseth.com/crypto/]
Alleged one-stop index site providing an overview of all cryptography-related resources on the net. Includes a search engine and online bookstore. Biased towards introductory material and software.
- The Risks Digest
[http://catless.ncl.ac.uk/Risks/] [news:comp.risks]
The risks digest by Peter G. Neumann reports technically flavoured security issues from all over the world, from air traffic hazards over PC software flaws to credit card frauds. Highly recommendable.
- The International PGP Homepage
[http://www.pgpi.org/]
Here you can find all kinds of information on PGP, including FAQs, references, source code, and installable packages for many operating systems.

