immudb - immutable database based on zero trust, SQL/Key-Value/Document model, tamperproof, data change history

The mega.nz web client

A collection of common (interesting) cryptographic mistakes and learning resources.

FPE - Format Preserving Encryption with FF3 in Python

Classical ciphers: Caesar, ADFGX, ROT13 and etc.

TweetNaCl in Java - a port of TweetNaCl-js

Tools for encryption, decryption and cracking from several cryptographic systems.

A CrossLanguage Encryption Module to encrypt data/files (Asymmetric and Symmetric encryption handled)

A PHP Library that allows you to decode and manipulate CAdES or in other words CMS Advanced Electronic Signatures described in ETSI standart TS 101 733

Hash file or directory recursively using Rust.

A tiny isomorphic fast function for generating a cryptographically random hex string.

Credits(CRDS) - An Evolving Currency For An Evolving Society

General library for iOS, iPadOS and macOS app. Load image, create animation, round corner, check connection, crypto, toast, alert and much more easily with AfriwanLib.

C++ implementation of cryptographic algorithms such as AES, DES, RSA, DSA, ECC (elliptic curve), MD5, Diffie_Hellman, ElGamal, Caesar cipher, and shift cipher. AES、DES、RSA、DSA、ECC（椭圆曲线）、MD5、Diffie_Hellman、ElGamal、凯撒密码、移位密码等密码学算法的C++实现。

A cryptographic tool for the deterministic generation of unique user IDs, and NaCl cryptographic keys

Themida is a powerful software protection system designed for software developers who wish to protect their applications against advanced reverse engineering and software cracking.

PKI Token provide secure storage for digital certificates and private keys. They allow public-key cryptography and digital signatures to be leveraged securely, without risk of leaking the private key information.

A repository with work on neural cryptography

Electronic Croquette Cats ATECC608 Breakout Board Cryptographic co-processor with secure hardware-based key storage