[Unforgiv3N]

These site offer from basic tutorial to advanced newsleeter subscription. Check these out


Crypto-Gram
http://www.counterpane.com/crypto-gram.html
Free monthly email newsletter covering developments in cryptography and other computer security issues.


International Association for Cryptologic Research (IACR)
http://www.iacr.org/
Non-profit scientific organisation intended to further research in cryptology.


Handbook of Applied Cryptography
http://www.cacr.math.uwaterloo.ca/hac/
Reference work available for free download (with restrictions) from the Web.


Cryptography FAQ
http://www.faqs.org/faqs/cryptography-faq/
Ten part FAQ list that is essential reading for any newcomer to cryptography.


Snake Oil FAQ
http://www.interhack.net/people/cmcurtin/snake-oil-faq.html
Guide to evaluating the quality and fitness for purpose of cryptography tools.


Frode Weierud's Cryptology Page
http://frode.home.cern.ch/frode/crypto/
History of cryptography, cipher machines and their simulation, cryptanalysis and other code breaking techniques.


Why Cryptography Is Harder Than It Looks
http://www.schneier.com/essay-037.html
Essay on pitfalls of implementing and using secure systems.


Cryptography World
http://www.cryptographyworld.com
Introduction to cryptography, including concepts, key management and application.


Adam Back's Homepage: Cypherspace
http://cypherspace.org/adam/
Find information on some cryptanalytic hacks, breaking weak cryptosystems and links to more cryptography related websites.


International Cryptography Freedom
http://www.piracy.com
Links to cryptography related downloads and information from around the world.


The Cipher Challenge
http://www.simonsingh.net/Cipher_Challenge.html
History of a code cracking competition. Challenge details, how it was solved, winners, essays and photo gallery.


Crypto Machines
http://www.jproc.ca/crypto/
Features machines and systems used in secure communications. Includes brief history on cryptography.


Randomness and the Netscape Browser
http://www.cs.berkeley.edu/~daw/netscape-randomness.html
Article about cracking the original Netscape encryption algorithm, and links to resources for generating crypto strength randomness.


Choosing a Good Password
http://www.cs.umd.edu/faq/Passwords.shtml
Tips on choosing a difficult to crack password and pitfalls in password selection.


Deschall
http://www.interhack.net/projects/deschall/
Articles describing the first crack of a DES-encrypted message, with some source code and mailing list archives.


Strong Cryptography Links on the Internet
http://www.c4i.org/erehwon/crypto.html
Dealing with cryptography, information security, cryptographers government, commercial, university, and personal sites, newsgroups, publications, programs and applications.