Top 822 cryptography open source projects

Keys and certificates for YubiKeys, written in Go

A Stable & Secure Tunnel based on KCP with N:M multiplexing and FEC. Available for ARM, MIPS, 386 and AMD64。KCPプロトコルに基づく安全なトンネル。KCP 프로토콜을 기반으로 하는 보안 터널입니다。

Managed .NET wrapper for unmanaged PKCS#11 libraries

Λ ⚬ λ: Functional Lattice Cryptography

Solidity crypto libraries, ring signatures, proof of knowledge, packed signatures etc. with matching Python implementations for secp256k1 and (alt)BN-256

PHP library to generate BTC addresses and signatures from private keys.

KES is a simple, stateless and distributed key-management system

Exploit Development, Reverse Engineering & Cryptography

An easy-to-use Windows interface for pass

Erlang bindings for NaCl / libsodium

(Android) Networking and Cryptography Library (NaCL) JNI binding. JNI is utilized for fastest access to native code. Accessible either in Android or Java application. Uses SWIG to generate Java JNI bindings. SWIG definitions are extensible to other languages.

Python library for fast elliptic curve crypto

Secure software enclave for storage of sensitive information in memory.

Practical Cryptography for Developers: Hashes, MAC, Key Derivation, DHKE, Symmetric and Asymmetric Ciphers, Public Key Cryptosystems, RSA, Elliptic Curves, ECC, secp256k1, ECDH, ECIES, Digital Signatures, ECDSA, EdDSA

Pure-Rust traits and utilities for constant-time cryptographic implementations.

Demo project for "One-click Login with Blockchain: A MetaMask Tutorial"

Bot18 is a high-frequency cryptocurrency trading bot developed by Zenbot creator @carlos8f

The pure-Rust password hashing library running on Argon2.

A Java implementation of Shamir's Secret Sharing algorithm over GF(256).

End-To-End File & Message Encryption For Discord

Authenticated Data Structures Generically

Як не стати кібер-жертвою

Torus nodes run a Distributed Key Generation protocol amongst themselves that allows for the generation, storage and assignment of cryptographic keys

A simple management tool for dnscrypt-proxy

🔑 Secure alternative to JWT. Authenticated Encrypted API Tokens for Go.

Key Management and Crypto Building Block for your App or Device.

A SDK for implementing blockchain-based digital currencies

The SIMON and SPECK families of lightweight block ciphers. #nsacyber

A WebAssembly (via AssemblyScript) set of cryptographic primitives for building authentication and key exchange protocols.

Tink is a multi-language, cross-platform, open source library that provides cryptographic APIs that are secure, easy to use correctly, and hard(er) to misuse.

OpenTimestamps server component

MPyC for Secure Multiparty Computation in Python

Dumb, but easily verifiable implementations of crypto algorithms

wolfSSH is a small, fast, portable SSH implementation, including support for SCP and SFTP.

Noise Protocol Framework - Python 3 implementation

Java library for distributed zero knowledge proof systems

Bitsliced Crypto-1 brute-forcer

一个分布式(p2p)云教学/云课堂/直播平台系统CMS，睿易派的开源替代品

Modern Cryptographic Firmware

The OpenABE library - open source cryptographic library with attribute-based encryption implementations in C/C++

Learning the Enigma with Recurrent Neural Networks

Wolves Among the Sheep

Scripts to manipulate Mstar firmware binaries (e.g. MstarUpgrade.bin, LetvUpgrade.bin etc)

Rust language general purpose elliptic curve cryptography.

🧰 A zero trust swiss army knife for working with X509, OAuth, JWT, OATH OTP, etc.

🔓 CLI tool and library to execute padding oracle attacks easily, with support for concurrent network requests and an elegant UI.

An implementation of Keccak derived functions specified in FIPS-202, SP800-185 and KangarooTwelve

Developer-friendly libsodium interface

A place for useful crypto-related resources plus some of my fav stuff

Cryptography Toolkit

Experimental Firefox extension for login management experiences, not being actively developed

Merkle Trees and Merkle Inclusion Proofs

Gitbook documentation for libsodium

A sample backend that demonstrates how to generate a Virgil JWT and Twilio token used for authentication with the Virgil and Twilio services

Collection of stream cipher algorithms

🔥🐻 The Speakeasy Scripting Engine Which Combines Speed, Safety, and Simplicity

Crypto for Modern Object Pascal

Password4j is a user-friendly cryptographic library that supports Argon2, Bcrypt, Scrypt, PBKDF2 and various cryptographic hash functions.

CRYLOGGER: Detecting Crypto Misuses for Android and Java Apps Dynamically