735 Open source projects that are alternatives of or similar to Cryptopp

Curated list of open-source Java Card applets and related applications for cryptographic smartcards

CTF竞赛权威指南

Copy/paste anything over the network.

JSON Object Signing and Encryption (JOSE) for Erlang and Elixir

Step-by-step guide on how to create a GPG key on keybase.io, adding it to a local GPG setup and using it with Git and GitHub.

Client-side password-protection for HTML

Software U2F authenticator for macOS

A system for distributing and managing secrets

Library for securely hashing passwords

Hardware-based attestation / intrusion detection app for Android devices. It provides both local verification with another Android device via QR codes and optional scheduled server-based verification with support for alert emails. It uses hardware-backed keys and attestation support as the foundation and chains trust to the app for software checks.

The BIP39 library for Go.

A curated list of awesome projects and resources related to the Substrate blockchain development framework.

The multiversal cryptoengine!

RSA attack tool (mainly for ctf) - retreive private key from weak public key and/or uncipher data

Clean, portable, tested implementations of post-quantum cryptography

A Java standalone implementation of the bcrypt password hash function. Based on the Blowfish cipher it is the default password hash algorithm for OpenBSD and other systems including some Linux distributions. Includes a CLI Tool.

Java web and command line applications demonstrating various security topics

Microsoft SEAL is an easy-to-use and powerful homomorphic encryption library.

✨ Awesome - A curated list of amazing Homomorphic Encryption libraries, software and resources

Elixir full node implementation of the aeternity specification

Secure USB DFU1.1 bootloader for STM32

Library for the Shamir secret sharing scheme

Openssl binding for Lua

🍀 c++ standalone header-only basic library. || c++头文件实现无第三方依赖基础库

Demonstration library for using the Secure Enclave on iOS

Pulls together list of crypto exchanges to interact with their API's in a uniform fashion.

Cross platform PoC ransomware written in Go

Easy file sharing with server-side encryption, curl/httpie/wget compliant

X25519 elliptic curve Diffie-Hellman key exchange in pure-Rust, using curve25519-dalek.

Encrypted, taggable, searchable cloud storage

支持国密SM2/SM3/SM4/SM9/ZUC/SSL的OpenSSL分支

a protocol to encrypt communications and a cryptographic library based on Disco

Hide secrets with invisible characters in plain text securely using passwords 🧙🏻‍♂️⭐

JSON Web Token implementation in Rust.

👯 Discohash - A super fast and simple hash. 5GB/s serial (depending on hardware). Also in NodeJS

Personal web site of Jameson Lopp

MagicPad is an encryption suite for beginners. It is designed to be run standalone via the browser or executable (Electron).

Modern cryptography for PostgreSQL using libsodium.

A JavaScript/TypeScript implementation of the complete Secure Hash Standard (SHA) family (SHA-1, SHA-224/256/384/512, SHA3-224/256/384/512, SHAKE128/256, cSHAKE128/256, and KMAC128/256) with HMAC.

PASETO: Platform-Agnostic Security Tokens

Swift cross-platform crypto library using CommonCrypto/libcrypto

Batch backtest, import and strategy params optimalization for Gekko Trading Bot. With one command you will run any number of backtests.

Keys and certificates for YubiKeys, written in Go

Open source Android, iOS and Web app for learning about and managing digital and physical security. From how to send a secure message to dealing with a kidnap. Umbrella has best practice guides in over 40 topics in multiple languages. Used daily by people working in high risk countries - journalists, activists, diplomats, business travelers etc.

Java binding to the Networking and Cryptography (NaCl) library with the awesomeness of libsodium

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。

A modern TLS library in Rust

🔒 A set of high-level APIs over PointyCastle for two-way cryptography.

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.

Automated Bittrex crypto-currency technical analysis and trading tool

Clean and lightweight cross-chain transaction API

Elegant Web3js functionality in Swift. Native ABI parsing and smart contract interactions.

Python ASN.1 library with a focus on performance and a pythonic API

OpenTimestamps client

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

🐩 Poodle (Padding Oracle On Downgraded Legacy Encryption) attack CVE-2014-3566 🐩

🗄EOS Tracker: Real time block explorer for EOS Blockchain

A Node.js wrapper for the CoinGecko API with no dependencies.