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An open API service indexing awesome lists of open source software.

Cryptography

Cryptography, or cryptology is the practice and study of techniques for secure communication in the presence of adversarial behavior. More generally, cryptography is about constructing and analyzing protocols that prevent third parties or the public from reading private messages.

https://github.com/demining/fuzzing-bitcoin

Search for critical vulnerabilities and new methods of protecting cryptocurrency Bitcoin & Ethereum

bitcoin btc cryptocurrency cryptography eth ethereum fuzzing smart-contracts vulnerabilities vulnerability

Last synced: 09 May 2026

https://github.com/marcode24/criptografia-rsa

🔐 This is a cryptography project testing, using RSA criptography

cryptography css html html-css-javascript html5-css3 javascript multer nodejs rsa rsa-cryptography

Last synced: 11 Apr 2026

https://github.com/daniel-boll/zealot

Be Hideous Before Zeal Cease Zealotry.

cryptography decryption encryption study study-group study-project

Last synced: 10 Oct 2025

https://github.com/jnm2/threshold

Paper backup requiring a chosen K of N pieces to decrypt. Useful for storing passwords, private keys for PGP or Bitcoin, recovery codes, secret instructions, and small files. Work in progress.

backup bitcoin cross-platform cryptography csharp digital dotnet-core encrypt paper password pgp print private-key redundancy secret-sharing security shamir threshold wallet

Last synced: 10 May 2026

https://github.com/pauldreik/lemac

C++ implementation of the lemac hash by Augustin Bariant

cryptography hashing

Last synced: 21 Jun 2026

https://github.com/darconeous/msecret-rust

Tool for deriving various types of keys from known symmetric secrets.

command-line-tool cryptography ecc-cryptography key-derivation passphrase rsa-cryptography rust secret-sharing

Last synced: 19 Jan 2026

https://github.com/juri/fernet

Fernet cryptography format implementation in Swift

cryptography fernet swift

Last synced: 12 Oct 2025

https://github.com/tankerhq/sdk-rust

Tanker client-side encryption SDK for Rust

cryptography encryption end-to-end privacy rust sdk security tanker

Last synced: 09 Apr 2025

https://github.com/nulltea/nulltea

0️⃣ ☕️ - research engineer

blockchain cryptography golang rust

Last synced: 14 Oct 2025

https://github.com/shaharashe/cryptography_modules

This repository features Python implementations of various cryptographic algorithms, including RSA, ElGamal, and Vigenère cipher. It serves as a resource for learning and experimenting with cryptographic techniques. Contributions are welcome!

algorithm algorithms cryptography decryption encryption module modules python python3 security-tools

Last synced: 02 Mar 2026

https://github.com/i-umairkhan/ecdsa_node

Transactions via ECDSA cryptography algorithm.

cryptography ecdsa-cryptography express javascript nodejs react

Last synced: 14 Apr 2026

https://github.com/erhant/polenta

A toy language to play around with polynomials over finite fields.

cryptography lambdaworks pest polynomials repl rust

Last synced: 06 Feb 2026

https://github.com/aakashsharma7/ai-tutor

A powerful AI-powered educational tutoring system that helps students learn and understand various topics through interactive sessions.

cryptography email-validator fastapi framer-motion generative-ai jwt langchain oauth2 python python-dotenv reactjs slowapi sqlalchemy tailwindcss vite

Last synced: 12 Jun 2025

https://github.com/edgarogh/camerash

Little educational app to create entropy/randomness from a video input

android cryptography educational hash random

Last synced: 07 Jan 2026

https://github.com/frankrichardhall/huddle01-testnet-airdrop-bot

A Node.js-based automation script that helps you join Huddle01 rooms with multiple wallet accounts at once to earn testnet participation points efficiently.

airdrop automation blockchain cryptography evm google-meet meet node testnet

Last synced: 29 Jun 2026

https://github.com/systemslibrarian/crypto-compare

Interactive cryptographic algorithm reference — 17 categories, 97 algorithms, 16+ countries. Comparison tool with beginner/advanced modes, PQ-safe filtering, and justification report export.

aes cryptographic-algorithms cryptography digital-signatures education homomorphic-encryption nist post-quantum pqc reference typescript vite zero-knowledge

Last synced: 01 Jun 2026

https://github.com/xannythepleb/pycryptx

PyCryptX - an X25519 + Ed25519 + ChaCha20 + BLAKE2b based public key encryption program in Python. This is an unaudited hobby project!

blake2b chacha20 cryptography curve25519 ed25519 encryption-decryption hkdf public-key-cryptography python-encryption python3 x25519

Last synced: 07 Jun 2026

https://github.com/systemslibrarian/postquantum.fileformat

Draft specification for a hybrid post-quantum file encryption format. X25519+ML-KEM-1024 + Ed25519+ML-DSA-87. EXPERIMENTAL — seeking review.

cryptography dotnet draft-spec file-format hybrid-encryption post-quantum specification

Last synced: 01 Jun 2026

https://github.com/wisepythagoras/pyrin

A [fairly slow and] secure 512-bit one way cryptographic hash function.

crypto crypto-library cryptographic cryptography cryptography-library cryptography-tools cryptojs hash hash-functions sha1 sha256

Last synced: 24 Apr 2026

https://github.com/hirotoshioi/cryptopals-in-js

Working on http://cryptopals.com/ challenges

cryptography cryptopals javascript

Last synced: 16 Mar 2025

https://github.com/umitkrkmz/chaotic_audio_steganography

Official Python implementation of "Secure Audio Steganography using Vectorized LSB and Chaos-Based Encryption" (DOI: 10.64470/elene.2025.12).

audio-processing chaos-theory chaotic-maps cryptography image-encryption lsb-steganography pyside6 python research-paper steganography

Last synced: 13 Jan 2026

https://github.com/jjordanoc/rsa-encryption

A simple implementation of RSA encryption for arbitrary strings

cryptography number-theory rsa-encryption

Last synced: 24 Jun 2026

https://github.com/dabevlohn/wasm-rc-sesskey

Generates random 16 bytes, transforms it to CryptoKey Object, encrypts it for RSA-key issuer

cryptography e2ee keygen rocketchat rsa rust wasm webassembly

Last synced: 25 Apr 2026

https://github.com/bodrovis-learning/cryptobits-yt-series

Серия уроков Crypto bits на YouTube

crypto cryptocurrency cryptography

Last synced: 15 May 2025

https://github.com/rwilliamspbg-ops/smp-zk-proofs

A Rust library providing verifiable aggregation ledgers in distributed spatial networks. It implements deterministic zero-knowledge proof (ZKP) and verification pipelines for local data processing—specifically validating location constraints and machine learning training updates—using a flexible API designed for seamless integration with Halo2

arkworks cryptography halo2 machine-learning privacy-preserving rust spatial-networks verifiable-computation zero-knowledge-proofs zkp

Last synced: 22 Jun 2026

https://github.com/chainsafe/pairings-js

Elliptic Curve Pairings in Pure Javascript

cryptography elliptic-curves javascript pairings

Last synced: 13 Oct 2025

https://github.com/mrdecryptdecipher/pow-based-blockchain

A SIMPLE PROOF OF WORK BASED BLOCKCHAIN WHICH USES HASHING FEATURE TO HASH INPUT, IT ALSO HAS A GENESIS BLOCK AND OTHER NECESSARY FILES TO CREATE POW ALGORITHM

bitcoin blockchain blockchain-technology consensus-algorithm cryptography decentralized dlt proof-of-work

Last synced: 12 Mar 2026

https://github.com/richarddushime/authenticred

AuthentiCred – A Simple and Secure Way to Verify Academic Credentials and Recomendations

blockchain-technology cryptography django-framework ecdsa htmlx jwt-token mkdocs mkdocs-material python3 smart-contracts solidity w3c

Last synced: 28 Apr 2026

https://github.com/cachekit-io/cachekit-core

LZ4 compression, xxHash3 integrity, AES-256-GCM encryption for byte payloads

aes-gcm compression cryptography encryption lz4 rust

Last synced: 13 Jan 2026

https://github.com/scorpi-on/richelieu-feistel-cipher

Web app that implements the Richelieu cipher and the Feistel network for encrypting text data. A project for studying frontend using a ready-made component kit. Lab work on Program and Data Security (Oct 2024, 7th semester of university).

cryptography daisyui feistel-network frontend lab-work richelieu-cipher tailwindcss university-project

Last synced: 28 Apr 2026

https://github.com/ellipticsecure/ehsm-java

Java integration library for the eHSM and MIRkey Hardware Security Modules

bip32 bitcoin cryptography ehsm hsm java pkcs11

Last synced: 28 Apr 2026

https://github.com/damaged-organic/ravelcast

RavelCast allows to share text messages of any content, completely anonymous, without registration and any clues about users identity.

cryptography css3 html5 javascript php symfony2

Last synced: 17 Mar 2026

https://github.com/ul-mds/pprl

Collection of software packages for performing privacy-preserving record linkage based on Bloom filters

cryptography privacy python record-linkage

Last synced: 28 Jan 2026

https://github.com/menezes-/xxtea

Implementation of the (corrected) Block TEA encryption algorithm in modern C++ with PHP bindings

cpp cpp11 cryptography php php-extension xtea xtea-cipher xxtea xxtea-algorithm

Last synced: 29 Apr 2026

https://github.com/valera-rozuvan/text-crypt

node js library and cli to simplify text crypto

cryptography nodejs text

Last synced: 29 Apr 2026

https://github.com/hyperparticle/integrity-coded-database

Demonstrates and evaluates an Integrity Coded Database (ICDB) implementation

cryptography database icdb mysql

Last synced: 29 Apr 2026

https://github.com/fblupi/encryptator

A simple webapp to encrypt and decrypt messages

bootstrap cryptography webapp

Last synced: 30 Apr 2026

https://github.com/awais922609/cyber-security-interview-question-answers

Welcome to the Cybersecurity Questions and Answers Repository! This project aims to create a comprehensive collection of questions and answers related to various cybersecurity topics. Whether you’re a beginner looking to learn or a seasoned professional wanting to share your knowledge, this repo is the perfect place for you.

cryptography cybersecurity grc network-engineer networking penetration-testing security-engineering security-operations-center

Last synced: 08 Jan 2026

https://github.com/niewidzialny84/cryptography-and-cryptoanalysis-lab

Studies laboratories about cryptography and cryptanalysis

cryptography python sha3 studies

Last synced: 24 Aug 2025

https://github.com/afraz496/fypafraz

This repository comprises of a Post Quantum Cryptography implementation. This is a repository that includes all of the software developed for the Final Year Project of Afraz Arif Khan (CID 00963429) at Imperial College London.

c cryptography key-exchanges postquantum python

Last synced: 01 May 2026

https://github.com/codesteel/expressjs-login-application

Login/Register/And Password Reset into one Repository.

authentication cryptography expressjs login

Last synced: 01 May 2026

https://github.com/modemobpsycho/itra-task-3

The third assignment from the internship.

ascii chalk cryptography hmac-sha256 typescript

Last synced: 08 Jun 2026

https://github.com/dilbwagsingh/des-app

A simple app to demonstrate the power of the DESfiddle package

avalanche-effect cryptography data-encryption-standard desfiddle pypi-package python weak-keys

Last synced: 16 Jan 2026

https://github.com/crissnamon/soldeea

Encryption algorithm based on system of linear diophantine equations resistant to quantum algorithms

algorithm cryptography decryption diophantine diophantine-equation diophantine-equations encryption encryption-algorithm equation java quantum-algorithms soldeea

Last synced: 02 May 2026

https://github.com/karusb/bazcryptlib

BazCrypt 4 Neighborhood Cellular Automata Encryption Algorithm C++ Library

algorithm bazcrypt bazcrypt-encryption c-plus-plus cellular-automata cpp cross-platform cryptography encryption library linux windows

Last synced: 02 May 2026

https://github.com/enjeck/cryptoalgovisualizer

Visualizations of various cryptography algorithms

algorithms cryptography visualization

Last synced: 24 Oct 2025

https://github.com/ryleeharrison/iv-crypto

More of an example, not recommended for production use

cryptography cypher

Last synced: 26 Mar 2025

https://github.com/qalle2/md5-algo

MD5 implementation in Python

command-line cryptography md5 python3

Last synced: 28 May 2026

https://github.com/magical/go-ascon

Go implementation of Ascon-128, Ascon-Hash, Ascon-Xof, Ascon-128a and Ascon-Hasha

cryptography

Last synced: 24 Mar 2025

https://github.com/edeckers/lib1password-unofficial

Educational TypeScript implementation of 1Password's security model with interactive explainer. Covers Secret Key generation, PBKDF2 key derivation, and AES-256-GCM vault encryption

1password aes-256 cryptography educational encryption interactive-demo password-manager pbkdf2 pet-project security srp typescript web-crypto

Last synced: 28 Feb 2026

https://github.com/oritwoen/vusi

ECDSA signature vulnerability analysis library and CLI

bitcoin cryptography ecdsa nonce-reuse private-key-recovery rust security vulnerability-detection

Last synced: 01 Feb 2026

https://github.com/thefish/gogost

Cypherpunks.ru gogost mirror

cryptography encryption-algorithms gost russian

Last synced: 14 Jan 2026

https://github.com/kn0sys/qfe

qualitative frame entanglement - an experimental protocol for quantum-secure communication

ai cryptography pqc quantum-cryptography

Last synced: 23 Feb 2026

https://github.com/serviejs/keycrypt

Data encryption and decryption for rotating credentials and algorithms

cryptography encryption rotating-credentials

Last synced: 09 Nov 2025

https://github.com/simplito/privmx-endpoint-csharp

C# wrapper for PrivMX, a platform allowing developers to build end-to-end encrypted apps used for communication through text messages, real-time data streaming and secure file exchange and storage.

chat communication cryptography data-transfer decryption e2ee end-to-end-encryption files messages messaging privacy privacy-protection private privmx secure simplito storage thread zero-knowledge

Last synced: 29 Jun 2025

https://github.com/ashishgopalhattimare/stickynotesfx

A synchronised Sticky Note between desktop and android platform via Google FIrebase

android-application cryptography desktop-application firebase-database java-8 javafx synchronization ux-design

Last synced: 07 May 2026

https://github.com/cpscript/qrcryptography

Experimental post-quantum cryptographic framework implementing hybrid lattice-based encryption with hash based signatures. Combining Ring-LWE, standard LWE, and Merkle trees for defense against classical and quantum attacks.

cryptographic-research cryptography experimental hash-based-signatures python quantum-resistant ring-lwe

Last synced: 04 Sep 2025

https://github.com/moeraorg/python-moeralib

Python library to interact with Moera decentralized social network

cryptography decentralized library moera python python-library python3 social-network

Last synced: 05 Jan 2026

https://github.com/desgeeko/kryptos

A practical introduction to Kryptos K1-K3 brute-force decryption

brute-force cryptography decryption jupyter kryptos python transposition vigenere

Last synced: 29 Jun 2026

https://github.com/wriar/shadowbox

Development Repository of ShadowBox, an open-source zero-knowledge file storage & encryption platform written in NodeJS

collaborate cryptography deepsource file-manager file-sharing ghdesktop github microsoft nodejs

Last synced: 08 May 2026

https://github.com/smadgulkar/enigma

A simple python script to encrypt/decrypt files and folders.

cryptography encryption-decryption python3

Last synced: 24 May 2026

https://github.com/rohankalbag/cryptography-signal-protocol

Cryptography and Network Security - Spring Semester 2024 - Indian Institute of Technology Bombay

cryptography end-to-end-encryption signal-protocol

Last synced: 31 Jan 2026

https://github.com/ledger-things/kadena-rust-lib

A comprehensive Rust library for interacting with Pact smart contracts and the Kadena blockchain.

blockchain cryptography kadena pact rust-lang rust-library

Last synced: 27 Aug 2025

https://github.com/qalle2/qbasic-md5

Compute an MD5 hash in QBasic

cryptography dos md5 qbasic

Last synced: 08 Mar 2025

https://github.com/ishan-surana/federanet

Federated Multimodal Cyberattack classification model on social media messages (utilizing blockchain and quantum key cryptography). Blockchain server at https://cyberattack-blockchain.onrender.com/. Model interaction link below.

bb84-protocol blockchain convolutional-neural-networks cryptography federated-learning flask html-css-js information-security machine-learning multimodality natural-language-processing proof-of-authority streamlit zero-knowledge-proof

Last synced: 10 May 2026

https://github.com/makemake-kbo/satunna

satunna is a WIP reproducible pseudo-random code execution hashing algorithm

crypto cryptography hash hashing-algorithm salt salting virtual-machine

Last synced: 03 Jul 2025

https://github.com/alexlaurence/psyauth

🔐A crypto protocol system that plants an authentication token inside a user's implicit memory to unconsciously learn sensitive information that is robust against torture/coercion

biometric-authentication cryptography memory-game psychology-experiments security

Last synced: 10 Oct 2025

https://github.com/0x00-0x00/crypt

Crypt is a cryptography tool to protect all kinds of data using AES-256 and RSA-4096 algorithms.

aes cryptography decryption encryption python rsa

Last synced: 09 Jul 2025

https://github.com/go-compile/rome

The Elliptic and Edward Curve cryptography library built for multi-curve use. Unified crypto interface for ECDSA, EdDSA, ECIES and ECDH. NIST Curves, Brainpool, Ed25519, Ed448.

crypto cryptography ecdh ecdsa ecies ed25519 edwards-curve elliptic-curves encrypt multi-curve p521

Last synced: 15 Apr 2025

https://github.com/blester125/kasiski_examination

Kasiski Examination written to break a Vigenere Cipher for CS 1653 includes a C Red-Black tree impelmenatation

cryptography kasiski-examination red-black-tree

Last synced: 21 Jan 2026

https://github.com/pranjalgautam11/data-protection-using-steganography-and-cryptography

This menu driven program ensure the steganography and cryptography of the files.

cryptography encryption-decryption steganography twofish

Last synced: 12 May 2026

https://github.com/tywil04/passwordmanager

Simple PasswordManager written using Go and Svelte. Its simple and insecure and it was created as part of a college assignment.

aes-256-cbc college college-project computer-science cryptography email email-alias gin-gonic golang gpl3 insecure pbkdf2 svelte svelte-kit

Last synced: 18 Jan 2026

https://github.com/waddaboo/rust-vss

A secure and versatile Verifiable Secret Sharing (VSS) library for Rust

cryptography rust verifiable-secret-sharing zero-knowledge-proofs

Last synced: 23 Mar 2025

https://github.com/bdr-pro/blockchain_maker

this is your ultimate toolkit for building, validating, and managing a blockchain in Rust.

blockchain cryptocurrency cryptography rust

Last synced: 15 Mar 2025

https://github.com/onlyf0ur/pq-msg

Pure Rust abstractions for higher-level implementations of post-quantum cryptography in secure messaging protocols.

cryptography encryption key-exchange messaging nist-pqc post-quantum-cryptography

Last synced: 23 Feb 2026

Cryptography Awesome Lists
awesome-cryptography 272 awesome-blockchain-rust 108 Computer-Science-Resources 51 awesome-crypto-papers 102 awesome-he 90 awesome-substrate 165 awesome-ctf-resources 250 awesome-cryptography-rust 80 awesome-post-quantum 161 awesome-zama 344 Library-of-Ethereum 138 awesome-algorand 220 foundational-knowledge-for-programmers 53 awesome-infosec 83 awesome-ethereum-finance 93 awesome-risc0 46 Blockchain-Guide 538 tryhackme-awesome 1,057 bitcoin-history 137 awesome-position-based-quantum-cryptography 68 awesome-client-side-gpu 31 awesome-anonymity-papers 118 fucking-awesome-cryptography 195 free-cryptography-resources 73 awesome-julia-security 129 awesome-blockchain 30 awesome-bitcoin-internals 45
Cryptography Categories
Rooms 1,046 Frameworks and Libs 343 Contributed talks, posters and presentations 295 The list 248 Talks, posters, and presentations 243 Cryptography 176 Papers 173 Tutorials 158 Resources 155 Research papers and publications 141 Uncategorized 129 2018 106 MEV 96 Tools 95 Blockchain Explorers 94 Blockchain Playgrounds 83 Learning Resources 75 Misc 74 Research Groups 72 Blockchains 68