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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/volhovm/rsa-zkps-impl

ZK protocols for knowledge and range of Paillier-like ciphertexts in subverted RSA groups

cryptography zero-knowledge

Last synced: 24 Jun 2026

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/abdulahshoaib/passcrypt

Open source password manager

cryptography go golang security-tools

Last synced: 29 May 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/breezy-codes/cryptography-projects

A fun little collection of different cryptographic algorithms I've learned about. This is developed purely for fun, please don't use them for actual encryption.

crypto cryptographic-algorithms cryptography cryptography-algorithms

Last synced: 25 Mar 2025

https://github.com/samuel-lucas6/covertpadding

An implementation of the Covert Encryption randomised padding scheme.

crypto cryptography encryption padding purb

Last synced: 27 Mar 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/symphonyprotocol/p2p

Decentralized P2P networking framework

cryptography golang network p2p

Last synced: 14 Jan 2026

https://github.com/victor-0x29a/basethor

Simple cryptography based in to Base64.

cryptography java

Last synced: 16 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

https://github.com/fullscreen-triangle/mzekezeke

Zero-cost multi-dimensional environmental cryptography framework that transforms communication security from computational complexity to physics-based guarantees

cryptography encryption-algorithms encryption-decryption

Last synced: 12 Oct 2025

https://github.com/arachsys/ssh-x25519

Map ssh-ed25519 keys into x25519 keys

crypto cryptography ed25519 golang ssh x25519

Last synced: 14 Jan 2026

https://github.com/aead/sio

Go implementation of the Data At Rest Encryption (DARE) format.

cli cryptography encryption

Last synced: 14 Jan 2026

https://github.com/anubhav-narayan/pkns

Public Key Name System Framework for Key Exchange in Peer-To-Peer and centralised servers.

cryptography key-exchange peer-to-peer public-key-cryptography python-3 python3-framework web-service

Last synced: 19 Jan 2026

https://github.com/bahanix/chatchan

End-to-end encrypted chat in your browser

chat cryptography end-to-end web-app

Last synced: 13 Oct 2025

https://github.com/mjc-gh/wcbin

🗄️ A static webpage for client-side encrypted archive files with the WebCrypto API

cryptography html5 javascript security webcrypto webcryptography-api

Last synced: 13 Sep 2025

https://github.com/crane-valley/kylix

A post-quantum cryptography library implementing NIST FIPS standards in pure Rust.

cryptography dilithium fips-203 fips-204 fips-205 kyber lattice-cryptography ml-dsa ml-kem no-std post-quantum pqc rust security slh-dsa

Last synced: 28 Jan 2026

https://github.com/randombit/randomized-montgomery

Expermental implementation of randomized Montgomery exponentiation

cryptography python

Last synced: 25 Mar 2025

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/wangray/matasano-crypto

Matasano Crypto Challenges in python

cryptography

Last synced: 03 Jul 2025

https://github.com/nethermindeth/eth-pairings-bindings

C# bindings for the eth_pairings library

cryptography eip-1962 pairings

Last synced: 12 Jul 2025

https://github.com/pushpendra-1697/wedsurf

This React onboarding project includes pages for login, signup, home, and profile functionalities, catering to user authentication and navigation, facilitating a seamless design experience. The user will be blocked for the next 24 hours after putting 5 times wrong password at the time of token-based login.

axios bcrypt chakra-ui cryptography expressjs jsonwebtoken jwt-decode mongodb mongoose nodejs otp-authentication react-components react-hooks react-icons react-router-dom react-slideshow-image reactjs responsive-design token-based-authentication twilio

Last synced: 02 Apr 2026

https://github.com/amr-yasser226/datagovernanceworkflow

Comprehensive data governance pipeline for SSH honeypot logs—covering data profiling, cleansing, quality assurance, encryption, classification, and GDPR/CCPA/HIPAA compliance. Built with Pandas, Pandera, YData Profiling, and cryptography, with simulated Caesar cipher attacks to demonstrate practical data-security techniques.

caesar-cipher ccpa cryptography cybersecurity data-cleaning data-encryption data-governance data-profiling data-quality data-validation data-visualization gdpr hipaa honeypot-analysis open-source pandas privacy-compliance python ssh-logs

Last synced: 05 Feb 2026

https://github.com/umstek/magnum-cipher

Proof-of-concept Product Cipher using cryptography classics (CS3052 Computer Security - Assignment)

cryptography encryption-algorithm product-cipher substitution-permutation-network

Last synced: 11 Jun 2025

https://github.com/vechain/thor-devkit.java

Java (8+) library to assist a smoother development process on VeChainThor for all developers and hobbyists. Includes wallets creation, transaction assembling, signature, ABI encoding, and bloom filter.

bloom-filter crypto cryptocurrency cryptography hd-wallet java keystore mnemonic-wallets sdk thor-devkit vechain

Last synced: 27 Nov 2025

https://github.com/dianpermana/cryptography

Cryptography: Encryption and Decryption as part of Security Test ( JavaScript + Groovy + .Jar File )

aes-encryption-decryption base64-encoding comp128 crc-algorithms crypto cryptography des-encryption-decryption hash hmac jmeter jwt rc4-algorithm smartcard

Last synced: 24 Mar 2025

https://github.com/chihsiao/eva4j

JNI Wrapper for EVA: JVM & Android Support with Kotlin DSL

cryptography homomorphic-encryption

Last synced: 24 Mar 2025

https://github.com/rohith-2/cryptographic_blockchain

Simulating Blockchain with mining and peer verification

blockchain cryptography mining sha-256

Last synced: 23 Jan 2026

https://github.com/abstractionslab/c5dec

C5-DEC (Common Criteria for Cybersecurity, Cryptography, Clouds – Design, Evaluation and Certification) part of the CyFORT project: a suite of methods and CAD tools dealing with the creation and evaluation of secure IT systems according to the CC standards, capturing SSDLC, V&V, and our cyber-physical system security assessment method

asciimatics bootstrap cad common-criteria cryptography cybersecurity devsecops doorstop flask git openproject pandoc project-management python3 quarto resource-management secure-software ssdlc system-security-risk-assessment threat-modelling

Last synced: 06 Jan 2026

https://github.com/projects-developer/steganography-project

Steganography is the practice of hiding secret information within a non-secret message, image, or other medium. Steganography Project Includes Source Code, PPT, Synopsis, Report, Documents, Base Research Paper & Video tutorials

btechprojects computerscienceprojects cryptography cybersecurity dataencryption datahiding digitalforensics informationsecurity mtechprojects secretcommunication steganalysis steganography steganography-project

Last synced: 06 Feb 2026

https://github.com/enjeck/cryptoalgovisualizer

Visualizations of various cryptography algorithms

algorithms cryptography visualization

Last synced: 24 Oct 2025

https://github.com/roberthgnz/walletfy-cli

Walletfy command-line tools for wallet management.

btc cli cryptocurrency cryptography wallet

Last synced: 14 Mar 2025

https://github.com/klestovalexej/emerald.examples

Примеры работы с API облачного транспорта

cms cmssigner cryptography https pkcs restsharp signer wattle3 x509certificates

Last synced: 11 Jun 2025

https://github.com/outspace/vigdec

vigdec aka heartbreaker – tool that breaks Vigenère cipher without knowing the key.

breaker cryptography decryption decryptor substitution-cipher vigenere vigenere-cipher vigenere-cipher-algorithm vigenere-decoder

Last synced: 25 Oct 2025

https://github.com/karasz/securelog

Forward-secure Go library for tamper-evident audit logs, implementing Ma–Tsudik’s dual-MAC private-verifiable scheme.

audit-logging compliance cryptography forward-security golang log-integrity secure-logging tamper-detection

Last synced: 26 Oct 2025

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/crane-valley/kylix-cli

A command-line interface for Kylix, a post-quantum cryptography library implementing NIST FIPS standards in Rust.

cli command-line cryptography digital-signatures fips-203 fips-204 fips-205 key-generation ml-dsa ml-kem post-quantum pqc rust slh-dsa

Last synced: 28 Jan 2026

https://github.com/arkorty/rustcm-cli

UTF-8 Text Cipher using XChaCha20-Poly1305

chacha20-poly1305 cli cryptography rust

Last synced: 24 Jan 2026

https://github.com/confy-security/confy-addons

Implementation of symmetric and asymmetric encryption with AES and RSA algorithms for client applications of the Confy communication system

aes base64 confy cryptography decryption encryption privacy rsa security

Last synced: 28 Jan 2026

https://github.com/dualeai/hpke-http

End-to-end encryption for HTTP APIs using RFC 9180 HPKE. Drop-in middleware for FastAPI, aiohttp, and httpx.

aiohttp chacha20 cryptography e2e encryption fastapi hpke http rfc9180 sse streaming x25519

Last synced: 06 Feb 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/projects-developer/cyber-security-final-year-projects-github

Cyber threat detection using machine learning is a proactive approach to cybersecurity that involves training machine learning algorithms. Includes Source Code, PPT, Synopsis, Report, Documents, Base Research Paper & Video tutorials

b-techprojects bcaprojects computer comupterscienceproject cryptography cyber-security final-project final-year-project m-techprojects machine-learning mcaprojects

Last synced: 07 Feb 2026

https://github.com/parassalunke/stega-shield

Stega-Shield is a modern web application that lets you hide secret messages within images using steganography and encryption. Built with React and TailwindCSS, it provides a secure and user-friendly way to encode and decode hidden messages.

cryptography cybersecurity javascript react steganography tailwindcss vite

Last synced: 25 Feb 2026

https://github.com/ramesht007/syfertext_lang_models

initial model creation script for syfertext library.

cryptography machine-learning nlp

Last synced: 29 Aug 2025

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/bogwi/r-math

A Rust crate for rare, high-performance mathematical algorithms not commonly found in mainstream libraries.

algorithms cryptography linear-algebra math matrix rust

Last synced: 17 Mar 2026

https://github.com/01alekseev/psc

Petoron Seal Contracts (PSC) is a minimalistic cryptographic contract format. It doesn't execute. It verifies. Then it ends :))

binary crypto-contracts cryptography digital-signature minimal petoron psc security ttl

Last synced: 27 Jun 2026

https://github.com/lancern/enigma

Enigma machine emulator and its crack procedure on modern computers

cryptography enigma enigma-machine rust

Last synced: 28 Mar 2025

https://github.com/ideal-lab5/etf.js

Encryption to the Future Javascript SDK

cryptography encryption etf timelock-encryption

Last synced: 17 Mar 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/opendream/vanityssh-rust

VanitySSH-Rust is a Rust-based project designed to generate SSH keys with customizable prefixes or patterns. It emphasizes performance and security, leveraging Rust's strengths for efficient cryptographic operations and minimal resource usage.

cryptography key-generation rust ssh vanity-key

Last synced: 16 Jan 2026

https://github.com/iamb4uc/db-backup-utility

A Python Project that can be used to backup some of the most used databases

aws backup cryptography database database-backup-scripts database-management mysql postgresql python3 s3-bucket script

Last synced: 09 Feb 2026

https://github.com/dalda-iitj/libr

A Moderated, Censorship-Resilient Digital Forum

cryptography distributed-hash-tables forum golang postgresql

Last synced: 28 Jun 2026

https://github.com/miraclx/xstrip-auth

Cryptographically strong pseudorandom key generator based on the `XStrip Algorithm`

cipher cryptography encrypt pbkdf2withhmacsha512 pseudorandom

Last synced: 28 May 2026

https://github.com/labex-labs/comptia-security-plus-training-labs

Master cybersecurity fundamentals through hands-on labs, covering threat analysis, risk management, network security, identity management, cryptography, and incident response. Perfect for CompTIA Security+ certification prep.

certification certification-prep comptia course cryptography cybersecurity hands-on hands-on-labs identity-management incident-response labex labs network-security penetration-testing programming risk-management security security-fundamentals sysadmin threat-analysis

Last synced: 11 Feb 2026

https://github.com/alexruzin/cryptog

A cryptographic wrapper library for the Go programming language

aes-encryption cryptography rsa-encryption

Last synced: 21 Nov 2025

https://github.com/devprojectekla/cryptoman-gui

This is a simple kivy application to encrypt and decrypt files or a whole directory tree.

cryptography kivy-application kivy-framework python

Last synced: 27 Feb 2026

https://github.com/machu-gwu/windtalker-project

Encrypt and decrypt text, binaries, files, and directories with a variety of cipher options.

cryptography encryption python tool

Last synced: 13 Feb 2026

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/eldersantoss/pycertmanager

Module to assist in the programmatic management of PFX digital certificates on Windows operating system.

certificate cryptography pfx pki powershell windows

Last synced: 20 Jan 2026

https://github.com/alexmasi/block-cipher-ctr-ecb

An AES implementation of a CTR block cipher using a CBC-MAC along with an ECB implementation for comparison

aes bmp c cryptography ctr ecb-mode

Last synced: 24 Mar 2025

https://github.com/dipanshkhandelwal/manytimepad

A solution to many time pad attack https://manytimepad.js.org/

cryptography encryption manytimepad onetimepad

Last synced: 15 Feb 2026

https://github.com/nemanjapetrovic/cryptography-course-elfak

Cryptography course @ Faculty of Electronic Engineering, University of Niš, Serbia

cipher cryptography knapsack multithreading rc4 simple-substitution tea threading xtea

Last synced: 16 Apr 2026

https://github.com/magical/skein

The Skein hash function and Threefish block cipher

cryptography

Last synced: 24 Mar 2025

https://github.com/magical/deoxys

Go implementation of the Deoxys-II authenticated encryption scheme

cryptography

Last synced: 24 Mar 2025

https://github.com/nalinrajendran/cryptography-automata-theory

This is a simple scenario based application for string matching and cryptography in the case of a publisher, subscriber model. This demonstrates the communication between a publisher and a subscriber model using two different modes of encryption and decryption(Caesar Cipher, Bit-Flipping).

amrita-vishwa-vidyapeetham bit-flipping caesar-cipher cryptography decryption encryption login-page pub-sub publisher-subscriber

Last synced: 03 Mar 2026

https://github.com/statevdev/encry-cli

No-storage deterministic password generator

cli cryptography encry encryption password password-generator password-manager ruby

Last synced: 02 Jul 2025

https://github.com/0800tim/tournamental

Tournamental — verified tournament prediction game + 3D match renderer (tournamental.com)

betting cryptography prediction prediction-model sports sports-analytics sports-betting sweepstakes

Last synced: 03 Jun 2026

https://github.com/nandanr06/full-stack-cryptocurrency

Cryptocurrency Tracker is a real-time app for monitoring cryptocurrency prices, market trends, and historical data. Powered by the CoinGecko API, Node.js, Express, and React, it allows users to view live market updates, explore trending coins, and analyze price histories with interactive charts—all in a responsive, user-friendly interface.

bitcoin cryptocurrency cryptography marketplace

Last synced: 17 Apr 2026

https://github.com/symbolicsoft/jevil

A stateless few-time signature scheme with a sharp key-recovery cliff

cryptography few-time-signatures post-quantum-cryptography signature-scheme

Last synced: 03 Jun 2026

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/mamolinux/simple-pwgen

Very simple Python3-based GUI application to generate secure and random password.

cryptography debian linux-mint password-generator python3 ubuntu

Last synced: 03 Apr 2026

https://github.com/thomas-vilte/mls-go

MLS Protocol (RFC 9420) implementation in Go. Secure group key exchange with forward secrecy and post-compromise security for E2EE messaging.

cryptography encryption end-to-end-encryption go golang messaging-layer-security mls rfc-9420 security

Last synced: 04 Apr 2026

https://github.com/akhilkailas017/file-xor-encryptor

This repository is used to encrypt and decrypt files in computer using XOR. Based on Python

auto-py-to-exe cryptography encryption pyinstaller python xor

Last synced: 04 Jun 2026

https://github.com/jambolo/bitcoin-keys-demo-cs

Various demonstrations of the derivations and features of Bitcoin keys.

bip32 bip39 bitcoin bitcoin-address cryptography

Last synced: 19 Apr 2026

https://github.com/abhishekkr/aqikcipher

encrypt-decrypt using a small shared password in a dumb One-Time-Pad style

c clanguage cryptography cryptography-tools

Last synced: 05 Jun 2026

https://github.com/doublegate/cado-nfs-modern

CADO-NFS (modern): an enhanced modernization + performance fork of CADO-NFS (Number Field Sieve — integer factorization & discrete log) on current toolchains. Adds GPU linear algebra + full vector residency, a GPU ECM pre-factoring front-end, SDE-validated AVX-512 VPCLMULQDQ/IFMA kernels, and Rust orchestration. LGPL-2.1.

cado-nfs cpp cryptography discrete-logarithm factorization hpc integer-factorization modernization-fork nfs number-field-sieve number-theory python

Last synced: 16 Jun 2026

https://github.com/eltneg/kryptograzig

Simple public key cryptography algorithms implemented in zig

cryptography encryption-decryption zig

Last synced: 05 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/aleksandrhovhannisyan/serverless-cryptography-algorithms

Implementations of elementary cryptography algorithms using forms and 11ty Serverless.

11ty 11ty-serverless ciphers cryptography javascript netlify

Last synced: 25 Apr 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 539 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 Papers 326 Contributed talks, posters and presentations 295 The list 248 Talks, posters, and presentations 243 Cryptography 176 Tutorials 158 Resources 155 Research papers and publications 141 Uncategorized 129 2018 106 MEV 96 Tools 95 Blockchain Explorers 93 Blockchain Playgrounds 83 Learning Resources 75 Research Groups 74 Misc 74 Blockchains 68