Open Source PKI solutions
GILIB Large Integer Arithmetic Library
iOS firmware tools
FIDO strong authentication, encryption, digital signature engine
Online Certificate Status Protocol with php
Cryptographic Hashing Application for CSV Files
Utility to generate and verify checksums/hashes
FIDO-enabled, cloud file encryption with centralized key management.
A bespoke symmetric cipher.
One-time-pad encryption using a virtual pad
A folder sync tool with encryption
Text encryption tool using Vigenère cipher
more convenient one-time-pad encryption.
An encryption tool for creating file archives
Simplified Architecture for Distributed Systems
Free, cross platform, portable password manager.
Basic AES files encryption tool