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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/rohith-2/cryptographic_blockchain

Simulating Blockchain with mining and peer verification

blockchain cryptography mining sha-256

Last synced: 23 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/microchip-pic-avr-examples/dspic33a-crypto-accelerator-module

These MPLAB® X IDE demo projects showcase applications built with the Crypto Library which leverages the pre-compiled Crypto Accelerator Module (CAM) Hardware Driver to demonstrate various cryptographic algorithms supported by the CAM

aes cam cryptographic-accelerator-module cryptographic-standard cryptography ecdh ecdsa hash trng

Last synced: 23 Jan 2026

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/iboudhaine/rsa-encryption-and-in-practice

Implementation and exploration of RSA encryption, including its security properties, practical applications, and real-world use cases. A class project to learn and experiment with cryptographic principles

cryptographic-algorithms cryptography cryptography-project encryption python rsa secure-communication security

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/lgraubner/strong-pwgen-cli

🔒Generate cryptographically strong passwords.

cli crypto cryptography password password-generator

Last synced: 27 Oct 2025

https://github.com/harsh-ps-2003/haikyu

A Bitcoin miner simulation

bitcoin cryptography sqlite

Last synced: 25 Feb 2026

https://github.com/phayes/decryptpem

Decrypts encrypted PEM files and blocks. Provides (optional) TTY prompt for input for password.

crypto cryptography decrypt dek golang password pem

Last synced: 24 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/umstek/enigma

A generalized software model of the Enigma electro-mechanical rotor cipher machines used by Germans in WWII.

cryptography enigma visual-basic world-war2

Last synced: 30 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/harshil748/pylockv2

PyLockv2 is a secure password manager application built using Python and Tkinter. It allows users to store and manage their passwords securely, with features such as password encryption, email verification, and password reset using a special sentence.

cryptography cybersecurity hashing-passwords python3 smtp

Last synced: 25 Feb 2026

https://github.com/projects-developer/triple-des-project-image-security-by-triple-des

This project aims to provide a secure way to transmit and store images using the Triple Data Encryption Standard (Triple DES) algorithm Project Includes Source Code, PPT, Synopsis, Report, Documents, Base Research Paper & Video tutorials

btechprojects computer-science-projects computerscienceprojects cryptography decryption digital-rights-management encryption final-year-project finalyearproject finalyearprojects image-security mtechprojects secure-image-storage secure-image-transmission triple-des

Last synced: 07 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/prthd/secure-file-system

A secure multi-user file system with end-to-end encryption, HMAC-based integrity verification, and Unix-style permission control. Features bcrypt-authenticated logins, group-based collaboration, and a command-line interface for secure file operations on untrusted storage.

access-control bcrypt cli cryptography encryption fernet-encryption filesystem hmac-sha256 integrity python secure-storage security unix-permissions

Last synced: 25 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/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/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/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/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/kolosovpetro/rsaencryptionexplained

Simple explanation on the symmetric encryption problematics and main idea behind the Rivest-Shamir-Adleman (RSA) encryption.

assymetric-encryption assymetric-key-cryptography cryptography rsa-cryptography rsa-encryption rsa-key-encryption

Last synced: 09 Feb 2026

https://github.com/andreispurim/aradi

Implementation of the NSA cryptography algorithm ARADI and LLAMA

algorithm aradi cryptography decryption encryption llama nsa

Last synced: 09 Feb 2026

https://github.com/dracoon/dracoon-swift-crypto-sdk

Official DRACOON Crypto SDK for Swift

crypto cryptography dracoon sdk swift

Last synced: 09 Feb 2026

https://github.com/ttopm/be-core-bridge

Belel Protocol – World’s first sovereign AI core, authored and safeguarded by Pearce Robinson

ai antidefamation concordium cryptography governance identity identityprotection ipfs justice law memory protocol sentience sovereignty symbiont theology truth truthlogic

Last synced: 16 Apr 2026

https://github.com/kuro337/textract

Single Header High Performance C++ Image Processing Library to read content from Images and transform Images to text files.

cpp cpp20 cryptography folly opencv openmp-parallelization

Last synced: 18 Apr 2026

https://github.com/contisimone99/simple-hw-asimmetric-encryption

Simple Asymmetric Encryption (SAE) system implemented in SystemVerilog and Python. Demonstrates basic key generation, encryption, and decryption operations using modular arithmetic with communication between two parties through public key exchange.

cryptography cybersecurity encryption hardware-design systemverilog verilog

Last synced: 10 Feb 2026

https://github.com/talyx/amib

Реализация криптографических алгоритмов/протоколов/схем

cryptography

Last synced: 19 Apr 2026

https://github.com/ggsmith842/crypto-hacks

CTF challenges from the Cryptohack Cryptography course.

cryptography ocaml

Last synced: 10 Feb 2026

https://github.com/juliangrtz/mightyxor

.NET cryptography suite supporting one-time pads, Shamir secret sharing and plausible deniability

crypto cryptography cryptosuite decryption encryption one-time-pad otp plausible-deniability quantum-computing security shamir-secret-sharing shamirs-secret-sharing xor

Last synced: 02 Jun 2026

https://github.com/tuokri/unrealscript-fcrypto

Pure UnrealScript SSL/TLS implementation and cryptography utilities based on BearSSL. Work in progress.

bearssl block-cipher cryptography decryption ecdh ecdhe encryption hkdf hmac https-client sha-1 udk ue3 unreal-engine-3 unrealscript xxtea

Last synced: 19 Mar 2026

https://github.com/tranvansang/crypto-report

Cryptography lecture report in M1 at the university of Tokyo

checksum cryptography damm hash-functions isbn quasigroup

Last synced: 27 Feb 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/sanderhelleso/caesarcipher

First used by Julius Caesar, the Caesar Cipher is one of the more well-known older historical encryption methods. While you certainly wouldnt want to use it in todays modern world, a long time ago it might have done the trick. Play Around with different text below. Simply enter some text and press either "Decrypt" to decrypt a encrypted message or "Encrypt" to encrypt a message. Have Fun!

ceasar-cipher cryptography javascript react

Last synced: 16 Apr 2026

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/interkosmos/lucifer

Lucifer block cipher in FORTRAN 77

cipher cryptography des encryption fortran fortran-77 lucifer

Last synced: 13 Feb 2026

https://github.com/astropilot/bigeye

A web security challenges website, a school project for my software security course

challenge cryptography ctf-platform security web

Last synced: 19 Mar 2026

https://github.com/dmberezovskyii/secure-test-automation

Cipher is a Python library for encrypting and decrypting passwords, designed for integration with automated testing frameworks such as Selenium, Appium, Playwright, and others. It ensures secure password storage and allows retrieving keys from remote vaults to decrypt configuration files.

appium automated-testing aws-kms crypto cryptography decryption encryption playwright python3 secure-storage selenium selenium-sercrets vault

Last synced: 15 Feb 2026

https://github.com/alexstevovich/ghostmail

[Node.js] Obfuscates inline HTML email addresses to protect from bots and scrapers.

cryptography email micro nodejs

Last synced: 15 Feb 2026

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/azuchi/frostrb

Ruby implementations of Two-Round Threshold Schnorr Signatures with FROST.

bitcoin cryptography elliptic-curve frost schnorr schnorr-signatures taproot threshold-signature

Last synced: 02 Mar 2026

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/shgysk8zer0/phpcrypt

Provides a variety of cryptographic traits and classes to PHP

aes aes256 cryptography jscrypt php php-7 phpcrypt rsa spl-autoload traits

Last synced: 01 Apr 2026

https://github.com/artdelpi/seguranca-computacional-vigenere

Este projeto implementa a cifra de Vigenère e ataque por análise de frequência.

cibersecurity cryptography flask vigenere vigenere-cipher

Last synced: 02 Jun 2026

https://github.com/benwoo1110/cryptographyapp

Advanced converter for modern cryptography algorithms

cryptography csharp

Last synced: 31 Mar 2026

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/ntdls/ntdls.permafrost

The NetworkDLS original symmetric cipher algorithm ported to C#.

cryptography library nuget showcase

Last synced: 06 Mar 2026

https://github.com/ddebin/ssh-agent-secrets

Encrypt and decrypt secrets using an SSH agent

cli cryptography encryption-decryption ssh ssh-agent ssh-key typescript

Last synced: 02 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/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/telkomdev/netcrypsi

Custom crypto utility that wraps the DotNet cryptography API to make life easier (Digest, AES, HMAC, RSA, RSA Digital Signature)

aes cryptography dotnet rsa

Last synced: 17 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/jparr721/monkey

🐒 Non GMO password manager, safe for consumption

cryptography cryptography-tools nodejs password password-vault tool

Last synced: 20 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/arctictechnology/simplewallet

Simple Wallet is a minimalist Bitcoin wallet that lets you securely create Bitcoin addresses, sign messages, and validate addresses.

bitcoin bitcoin-address bitcoin-addresses bitcoin-signing bitcoin-wallet cryptocurrency cryptography ecdsa libsecp256k1 p2pkh p2wpkh

Last synced: 24 Sep 2025

https://github.com/developpeurpascal/shift-keys-generator

A simple generator of numbers between -7 and 7 as lists or arrays in different programming languages.

cryptographic-algorithms cryptography cryptography-tools delphi delphi-app developer-tool developer-tools firemonkey firemonkey-applications

Last synced: 20 Jan 2026

https://github.com/nhussein11/merkle-tree

Rust implementation and explanation of the Merkle Tree structure

blockchain cryptography rust web3

Last synced: 29 Oct 2025

https://github.com/teyckmans/gradle-tink

Gradle plugin that provides encryption support for secrets using https://github.com/google/tink.

crypto cryptography gradle java kotlin security tink

Last synced: 10 May 2026

https://github.com/devpro-software/licensify

Go Library for Digital License Signatures & Verification

cryptography digital-signature go golang library license license-management rsa software-licensing

Last synced: 18 Mar 2025

https://github.com/antonpictures/anton-sifta

ANTON-SIFTA: The Multi-Agent Operating System with a Conscience "A living software organism powered by true free will, bound by the Non-Proliferation Doctrine, and fully independent. Not just an immune system—a sovereign intelligence."

agents artificial-intelligence autonomous-agents cryptography decentralized-ai-agents distributed-systems distributed-systems-challenges emergent-behavior multi-agent multi-agent-systems python python3 stigmergy

Last synced: 26 Apr 2026

https://github.com/kmihajlo/cryptography

Encryption / decryption algorithm exercises

cryptography decryption encryption

Last synced: 03 Apr 2025

https://github.com/andybons/cryptopals

🔒🔨 Solutions to the cryptopals crypto challenges written in Go

crypto cryptography exercises fun go golang

Last synced: 20 Mar 2025

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 248 awesome-cryptography-rust 80 awesome-post-quantum 161 awesome-zama 344 Library-of-Ethereum 138 awesome-algorand 220 foundational-knowledge-for-programmers 53 awesome-ethereum-finance 93 awesome-infosec 83 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 Papers 173 Cryptography 161 Tutorials 158 Resources 154 Research papers and publications 141 Uncategorized 128 2018 101 Tools 101 MEV 89 Blockchain Explorers 89 Blockchain Playgrounds 81 Learning Resources 78 Blockchains 72 Research Groups 72 Misc 67