A command-line utility for calculating and verifying file checksums.
Support Tools for OpenSSH with multiple agents
PKI & Card Management System to issue and manage tokens & certificates
Simple GUI tool for openssl to sign files with GOST algorithm
Open Source Security tool to audit hashed passwords.
NCrypted - simple file encryption software with GPU support
TV proxy with cas descrambler.
sha3sum - A demonstration of the Keccak permutation.
Modular Digestion Tool
Easy to use GlobalPlatform tool (and a Java library)
An encrypter/decrypter written on the weekends
A minimal CSPRNG reflecting the Zen of cipher design
SES brings back the uncrackable onetime pad, with a digital twist.
A tiny, fast encryption tool in C
A family of small-state CSPRNGs and Stream Ciphers
A family of FLEA-inspired CSPRNGs and Stream Ciphers
jFileCrypt encrypts and decrypts files
ISC lets you encrypt & decrypt text and files of any type up to 4GB