A dead simple tool to sign files and verify digital signatures
High-level cryptography interface powered by libsodium
AWS Encryption SDK for Dafny
UTF-8 Multi-pass Tableau de Vigenère Encryption Rotation Engine
Mkpass - Command line Secure Password Generator
The best cryptography playground available
Utility to generate and verify checksums/hashes
MD5 Checksum Tool
This applet implement the HOTP/TOTP smart card functionality.
Simple but Powerful, Cross-Platform Password Management Utility
Generates keys up to 500 characters and hashes.
A program to generate random reciprocal bigram tables
Java Library to generate license for your application.
MD5 hash used to position and color two overlaid Mandelbrot sets.
A tool to verify and generate MD5,SHA,CRC32 hash of multiple files