397 Open source projects that are alternatives of or similar to Dumb Crypto

A tool to analyze multi-byte xor cipher

A lightweight, secure, easy-to-use crypto library suitable for constrained environments.

A collection of common (interesting) cryptographic mistakes.

HElib is an open-source software library that implements homomorphic encryption. It supports the BGV scheme with bootstrapping and the Approximate Number CKKS scheme. HElib also includes optimizations for efficient homomorphic evaluation, focusing on effective use of ciphertext packing techniques and on the Gentry-Halevi-Smart optimizations.

Node.js bindings to rust_sodium.

PASETO: Platform-Agnostic Security Tokens

SECCURE compatible Elliptic Curve cryptography in Python

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

Public key cryptography library for Ruby providing the X25519 Diffie-Hellman function

Usable, easy and safe pure-Rust crypto

Bitsliced Crypto-1 brute-forcer

A shared preference implementation for confidential data in Android. Per default uses AES-GCM, BCrypt and HKDF as cryptographic primitives. Uses the concept of device fingerprinting combined with optional user provided passwords and strong password hashes.

CogniCrypt_SAST: CrySL-to-Static Analysis Compiler

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

TokenScript schema, specs and paper

A modern and easy-to-use cryptographic library for .NET Core based on libsodium

Cryptography Android application code samples / cipher collection for app users

The RPKI-to-Router server used at Cloudflare

Rust implementation of multi-party Schnorr signatures over elliptic curves.

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.

Nim wrapper for the libsodium library

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

🏴‍☠️ Tools for pentesting, CTFs & wargames. 🏴‍☠️

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

An implementation of TLS and related specifications in Common Lisp

Project Wycheproof tests crypto libraries against known attacks.

Gitbook documentation for libsodium

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

Datasafe - flexible and secure data storage and document sharing using cryptographic message syntax for data encryption

❄️ Firmware and simulator for Coldcard Hardware Wallet

A FRamework for Efficient Secure COmputation

Golang interface to manage Yubikeys, including a crypto.Signer & crypto.Decrypter interface

Easily create authenticated data structures

Protecting cryptographic signing keys and seed secrets with Multi-Party Computation.

A really tiny crypto library.

Useful CTF Tools

CryptoTrojan in Python (For educational purpose ONLY)

Zcash Improvement Proposals

💎 Beamsplitter - A new (possibly universal) hash that passes SMHasher. Built mainly with a random 10x64 S-box. Also in NodeJS

Client-side password-protection for HTML

Ruby FFI binding to the Networking and Cryptography (NaCl) library (a.k.a. libsodium)

Software U2F authenticator for macOS

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

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.

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Clean, portable, tested implementations of post-quantum cryptography

Easy to use cryptographic framework for data protection: secure messaging with forward secrecy and secure data storage. Has unified APIs across 14 platforms.

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

A library for answering questions using data you cannot see

Library for the Shamir secret sharing scheme

Open Source Your Password (Mismanagement)!

Enigma cipher tool

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

Java library for distributed zero knowledge proof systems

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

Developer-friendly libsodium interface

🛡 I2P: End-to-End encrypted and anonymous Internet

Pure Java implementation of Macaroons: Cookies with Contextual Caveats for Decentralized Authorization in the Cloud. Android ready. Online playground available.

Elastic sidechains

A native implementation of TLS in Javascript and tools to write crypto-based and network-heavy webapps