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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/syedzawwarahmed/encryption-algorithms

A collection of encryption algorithms implemented in Rust.

cryptography encryption rust

Last synced: 28 Feb 2025

https://github.com/taoq-ai/qkd-playground

Interactive web-based Quantum Key Distribution simulator and learning platform. Step through BB84, E91, and B92 protocols, visualize qubit states, and simulate eavesdropping attacks.

bb84 cryptography cybersecurity education interactive qkd quantum-computing quantum-key-distribution quantum-simulation react

Last synced: 13 Apr 2026

https://github.com/axthauvin/cacher-du-texte-dans-du-texte

Python module and its web equivalent, to hide text within text by manipulating bits

cryptography javascript python text

Last synced: 09 Jun 2026

https://github.com/gers2017/cerberus

Cerberus, guardian of the underworld. A Python CLI tool to cipher your data

cesar-cypher cli cryptography cypher developer-tools python

Last synced: 11 Mar 2025

https://github.com/tom-auger/xchacha-dotnet

A .NET wrapper for the XChaCha APIs in the libsodium crypto library

crypto crypto-library cryptography libsodium xchacha xchacha-dotnet xchacha20-poly1305

Last synced: 14 Jan 2026

https://github.com/yawning/edwards25519-extra

Go ed25519 extras (mirror)

crypto cryptography ed25519 h2c vrf

Last synced: 24 Jun 2026

https://github.com/ocdbytes/ecdsa-node-blockchain

This project is an example of using a client and server to facilitate transfers between different addresses. Since there is just a single server on the back-end handling transfers, this is clearly very centralized. We won't worry about distributed consensus for this project.

cryptography ethereum-cryptography javascript publickey-cryptosystem vitejs

Last synced: 13 Apr 2026

https://github.com/kevincharm/sparse-merkle-tree

Optimised SMT implementation in Solidity & accompanying JS lib

cryptography ethereum evm merkle-tree solidity sparse-merkle-tree

Last synced: 16 Mar 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/sohnryang/ecdsa-python

ECDSA implementation in Python (DO NOT USE IN PRODUCTION)

cryptography ecdsa python

Last synced: 14 Jun 2025

https://github.com/octocorvus/broccoli_salsa

Salsa20 stream cipher implementation in Rust.

ciphers cryptography rust

Last synced: 16 Mar 2025

https://github.com/frederickjansen/subtle-sodium

An implementation of various SubtleCrypto functions using the same API as libsodium.js

cryptography libsodium subtlecrypto

Last synced: 17 Mar 2025

https://github.com/dag0310/otp-crypto

Pseudo one-time pad crypto library for plaintext data exchange.

crypto cryptography encryption key library one-time-pad otp perfect-secrecy random xor

Last synced: 18 Jan 2026

https://github.com/sean9999/go-oracle

A package that provides basic high-level cryptographic functions using Curve25519

awesome cli cryptography go

Last synced: 14 Jan 2026

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/bok1c4/pgpkeytypedetector

This includes RSA and ECC cryptographic algorithms

cryptography go pgp

Last synced: 08 Oct 2025

https://github.com/minhngt62/cryptography-vigenere

A simulation for vigenere cipher and its attacking methods

cryptanalysis cryptography kasiski-examination python vigenere-cipher

Last synced: 10 Oct 2025

https://github.com/projects-developer/fake-news-detection-using-machine-learning-project

Live Fake news detection refers to the process of identifying and flagging false or misleading informion presented as news. Live Fake news detection using machine learning. Project Includes Project Includes Source Code, PPT, Synopsis, Report, Documents, Base Research Paper & Video tutorials

blockchain btech-project computer-science-projects computerscienceprojects cryptography fakenewsdetection final-year-projects finalyearproject finalyearprojects iee-projects machinelearning major-project minor-project mtech-project webdevelopment

Last synced: 17 Feb 2026

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/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/myndscript/qalx

Quantum Level Security

algorithms cryptography

Last synced: 14 Jan 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/alexfariakof/easycryptosalt

Biblioteca simples e eficiente para operações criptográficas em .NET. Usando o algoritmo SHA-256, juntamente com a capacidade de comparar hashes utilizando uma chave e um salt.

codeql cryptography cryptography-algorithms csharp dotnet dotnet-core gitactions-workflow githubpackages nuget-package reportgenerator salt sha256-crypt singleton-pattern sonarcloud xunit xunit-tests

Last synced: 21 Jan 2026

https://github.com/Lemniscate-world/Noun

Build my own blockchain based on TOR protocol

anonimity blockchain cryptography proof-of-stake security tor

Last synced: 13 Oct 2025

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/th0rgal/cryptohack

What I use for cryptohack

cryptography maths

Last synced: 14 Oct 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/bwesterb/go-exptable

Speed up modular exponentiation of Go's big.Int's using precomputed tables

cryptography go golang modular-exponentiation precomputed-table

Last synced: 17 Oct 2025

https://github.com/talha-1010/des-algorithm

A symmetric-key algorithm for the encryption of digital data.

cpp cryptography datastructures des-algorithm encryption-decryption template-specialisations

Last synced: 18 Oct 2025

https://github.com/jalaj711/gocrypto

Cryptography module for golang with support for DES, 3DES, and AES in ECB, CBC, CFB and OFB modes. Also supports SHA512 hashing algortihm.

aes block-cipher cryptography des tripledes

Last synced: 19 Oct 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/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/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/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/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/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/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/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/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/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/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/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/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/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/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/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/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/danielabrozzoni/glhash

OpenGl-based hash function 🔐

cryptography hash opengl

Last synced: 06 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/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

https://github.com/sanjoy-sust/scpproject

This is Secure Communication Protocol for smart cart Cryptography management

aes aes-encryption algorithm cryptography design-patterns factory-method-pattern factory-pattern j2se java java-smart-cards security

Last synced: 07 Jun 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