Cryptography Websites
The Contest Center - Puzzles & Prizes
Win big CASH PRIZES in our Interactive Online Games. Plus riddles, brainteasers, cryptograms, logic puzzles, crosswords, anagrams, alphametics, trivia, tongue twisters, lotto, bingo and more.
Wickr - Leave No Trace!
Wickr - Self-destructing messages, photos, videos and more. Wickr's mission is to provide secure communications that Leave No Trace. People are being tracked online and their information is being sold in ways they do not understand by numerous governments and corporations throughout the world. Your private...
CrypTool - Educational Tool for Cryptography and Cryptanalysis
The application Cryptool is a free e-learning application for Windows. You can use it to apply and analyze cryptographic algorithms. The current version of Cryptool is used all over the world. It supports both contemporary teaching methods at schools and universities as well as awareness training for employees.
S-MAIL - Secure email
S-Mail is the eminent web-based email system, which ultimately provides a high level protection of email transmissions on the Internet.
Fortify - Home Page
Fortify provides free, world-wide, unconditional, full strength 128-bit cryptography to users of Netscape Navigator (v3) and Communicator (v4).
Ciphers By Ritter: Cryptography and Technology
Revolutionary new cipher designs. An introduction to cryptography, crypto glossary, cryptography dictionary, technical papers, Usenet discussions and crypto links.
.:: Arash Partow's Website (www.partow.net) ::.
Arash Partow's official website - A Computer scientist with interests in Cryptography, Computational Geometry, Digital watermarking and Complexity theory
9Rays.Net - Innovative and quality solutions for developers
Software lifecycle management and cryptography solutions, WinForms, ASP.NET components and controls
Welcome to Cryptography.org
Strong cryptographic software, libraries, and information about cryptography, data security, and privacy.