Cryptix Standard Cryptographic Algorithm Naming: Introduces a system to enumerate and give standard reference identifiers for cryptographic algorithms with sufficient detail that independent implementations will be able to interoperate.
Cryptography, Security and Linux: A security resource with information on cryptographic algorithms.
General Hash Function Algorithms: General hash function algorithm implementations for string hashing in the object pascal, c and c++ programming languages.
Grotex Lab. - Complex calculations systems: The site represents two programs: " StringMath 1.0" - the ultraprecise calculator; " UlDi 2.0 Pro "- development and realization of methods of coding, decoding and compression (archiving) of data.
Kremlin by Mach 5 Software: A description of various cryptographic algorithms and a commercial suite of encryption software.
Neil Johnson's Cryptography Site: A resource featuring current security news and an introduction to cryptography.
North American Cryptography Archives: A comprehensive archive for cryptography source code, software, literature, and links.
Provably secure protocols: A list of published provably secure key establishment and mutual authentication protocols.
Steve's Encryption Forums: Hosted by Steves-Homepage and features Chat forums discussing encryption systems and algorithms across europe and the rest of the world - requires registration and login.
Stubblebine Research Labs: List of current and past projects and publications.
Teutoburgo: OTP4U: Contains a Java crypto-tool that allows the users to easily exchange a random key between them and then use it as a key for a One Time Pad cipher.