AVR based smartcard/token with ECC and RSA cryptography
Easy to use PKI library
HOFAT - graphical Hash Of File And Text calculator, 100%-pure Java
A "XOR-based" data encryption tool.
Java Encryption Utility.
UDP based desktop chatting app which supports AES-256 bit encryption.
SLS Team Java Library
File Encryption/Decryption using password
Multi hash crack suite
The best cryptography playground available
Certificate Authority administration application
Двухфакторная аутентификации на Linux
GMR digital signature system
Online Certificate Status Protocol with php
Text encryption tool using Vigenère cipher
more convenient one-time-pad encryption.
Free, cross platform, portable password manager.
Use an rtl2832 USB dongle to generate random data for the linux kernel
Basic AES files encryption tool
IPsec / IKEv2-based VPN software for Linux.