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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/max9836/sniper-cryptography

This is a command-line encryption and decryption tool leveraging military-grade encryption standards. It is lightweight, easy to use, and optimized for secure data operations.

aes-encryption command-line-tool cryptography encryption encryption-decryption encryption-tool go golang new-algorithm rsa-encryption sha-256 sha-512 sha3-256 sha3-512 shake256 xor-encryption

Last synced: 20 Jun 2026

https://github.com/volkansah/how-to-kill-crypto-money

Mr.Robot -> How to Kill Crypto Money? This document demonstrates how to use Python and the mnemonic library to generate a seed phrase and derive a private key. This code is intended for demonstration purposes only and should never be used with real funds or your actual hardware wallet.

bitcoin crypto cryptocurrency cryptography damage kill monero wallet

Last synced: 09 Feb 2026

https://github.com/varun-doshi/modc

Rust Library for Finite Field Arithmetic

cryptography mathematics zk

Last synced: 10 Jun 2026

https://github.com/onlyf0ur/c-hashcracker

A simple and hyperfast HashCracker written in C.

c cryptography hashcracker

Last synced: 17 Mar 2025

https://github.com/azeemmirza/fortuna

Fortuna is a PRNG; it generates cryptographically secure pseudorandom numbers on a computer. It can also be used as a real random number generator, accepting random inputs from analog random sources. Designed by Niels Ferguson and Bruce Schneier.

cryptography psuedo-random random-number-generators

Last synced: 19 Mar 2026

https://github.com/milan-sedivy/confidential_multi_vote_system

This project demonstrates principles of a protocol outlined in my master thesis. The protocol is a superset of the Practical Multi-Candidate Election System (Baudron et. al 2001). It focuses on allowing the user to vote for multiple choices and to have multiple votes (an example of a shareholder meeting is implemented here)

anonymity cryptography end-to-end-encryption homomorphic-encryption privacy voting-application

Last synced: 06 Dec 2025

https://github.com/CorvidLabs/ts-algochat

🔐 TypeScript implementation of AlgoChat - Encrypted messaging on Algorand

algorand blockchain chacha20-poly1305 cryptography encryption messaging typescript x25519

Last synced: 08 Mar 2026

https://github.com/liblor/applied_cryptography_ethz

Applied Cryptography Lab @ ETHZ

applied-cryptography cryptography ethz lab

Last synced: 12 Jun 2025

https://github.com/erhant/enigma-machine

An Enigma Machine in TypeScript.

cryptography enigma-machine typescript

Last synced: 04 Jun 2026

https://github.com/arthursudbrackibarra/t2-seguranca-de-sistemas

Trabalho 2 de Segurança de Sistemas.

cryptography java rsa security

Last synced: 22 Mar 2025

https://github.com/lane-romuald/hyperledger-fabric-for-iot-smart-irrigation-system

This repository hosts a Blockchain network built on Hyperledger Fabric to ensure the secure exchange of data in automated irrigation systems. It features three organizations, RAFT consensus, Fabric CA for certification, and Hyperledger Explorer for network visualization.

blockchain certificate-authority chaincode channel consensus-algorithm cryptography css docker docker-compose go html hyperledger-explorer hyperledger-fabric irrigation javascript raft tls web yaml

Last synced: 09 Apr 2026

https://github.com/vexcited/iut-r3.09

Module de cryptographie de BUT2 à l'IUT du Limousin.

cryptanalysis cryptography iut-du-limousin rust

Last synced: 08 Sep 2025

https://github.com/lukinalexeyg/phpcrypt

Stand-alone version of php_sha256_crypt without any PHP dependencies

c cryptography php

Last synced: 21 Apr 2026

https://github.com/virgilsecurity/virgil-keyknox-kotlin

KeyKnox SDK allows developers to communicate with the Virgil Keyknox Service to upload, download, and synchronize encrypted sensitive data (private keys) between user's devices.

cryptography data-sharing keyknox sdk

Last synced: 23 Jul 2025

https://github.com/samdney/research-sites

List of useful websites for math, algebra, number theory, cryptography, online security and privacy research.

algebra archive computer-science cryptography help latex list math mathematics maths number-theory reprint research tools webiste

Last synced: 22 May 2026

https://github.com/ashutoshvarma/cryptopals

Challenges from https://cryptopals.com/

aes cryptography cryptopals rust

Last synced: 23 Jul 2025

https://github.com/PeaceFounder/OpenSSLGroups.jl

OpenSSL elliptic curve wrapper for CryptoGroups

cryptography elliptic-curves openssl

Last synced: 06 Apr 2026

https://github.com/4l3x777/magma

GOST 34.12-2018 (GOST 28147-89) x64 asm realization

assembler cipher cryptography

Last synced: 14 May 2026

https://github.com/radlikewhoa/supernatural

Substitution Permutation Network exercise for the Cryptography and Security module (krysi) at the FHNW.

cryptography java spn

Last synced: 26 Jun 2025

https://github.com/BotsUniverse/cryptrooper

Cryptrooper is a module that can encode and decode your text with a given key.

crypt cryptography decode encode python python3

Last synced: 19 Aug 2025

https://github.com/simon-greatrix/sec-prng

Secure random number generation

cryptography java prng security

Last synced: 12 Jan 2026

https://github.com/h5law/vinegar

A Golang library for creating and using Vigenere Ciphers

cryptography encryption-decryption vigenere vigenere-cipher vigenere-cipher-algorithm

Last synced: 17 Mar 2025

https://github.com/ishanoshada/lockix

A secure file encryption and decryption tool

cryptography encryption files security

Last synced: 07 Mar 2026

https://github.com/marcode24/criptografia

🔐 This is a cryptography project testing, using base64 and AES criptography

aes aes-encryption base64 cryptography css decoding encoding encryption encryption-algorithms html nodejs

Last synced: 06 Apr 2026

https://github.com/badkeys/miscscripts

Misc helper and analysis scripts created during the development of badkeys

cryptography dkim dnssec ed25519 jwk prime rsa spki

Last synced: 18 Feb 2026

https://github.com/verkush/lockboxpro

The LockBoxPro is an advanced software solution designed to facilitate the creation and evaluation of cryptographic algorithms.

cryptography electronjs generator

Last synced: 20 Jan 2026

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

Go implementation of the ACORN-128 authenticated encryption scheme

cryptography

Last synced: 25 Jul 2025

https://github.com/yazatamorph/pinkdf2

Gleam bindings to fast_pbkdf2 NIF for PBKDF2 (Password-Based Key Derivation Function 2) on Erlang.

cryptography erlang gleam

Last synced: 10 Apr 2025

https://github.com/phma/wring-twistree

Whole-message cipher and tree hash

cipher-algorithm cryptography hashing-algorithm

Last synced: 18 Feb 2026

https://github.com/janbrohl/hashcrypto

Hash-Based Crypto Experiment

cryptography python

Last synced: 09 Sep 2025

https://github.com/frankodoom/crypto.net

:lock: :key: :policeman: Pasword Hashing based on System.Security.Cryptography and OBVIEX

cryptography csharp hashing-algorithm password-hash system-security

Last synced: 07 Nov 2025

https://github.com/justscott/listcrypt

Symmetric cryptographic algorithm built with python3

cryptography encryption python38 symmetric-cryptography symmetric-key-cryptography

Last synced: 21 Jun 2026

https://github.com/i2rys/pssl

Powerful shuffle & unshuffle libary.

cryptography key powerful shuffle unshuffle

Last synced: 18 Sep 2025

https://github.com/vcsjones/xaes-256-gcm-ruby

XAES-256-GCM for Ruby

cryptography ruby xaes-256-gcm

Last synced: 12 Dec 2025

https://github.com/fpoirotte/cryptal-tomcrypt

An implementation of the Cryptography Abstraction Layer based on the tomcrypt PHP extension

cryptal crypto cryptography libtomcrypt php tomcrypt

Last synced: 03 Apr 2025

https://github.com/bkawk/bit-flip

Polymer1 Web Component for generating a random hexadecimal or binary string, of a specified length.

bitcoin crypto cryptography polymer webcomponents

Last synced: 15 May 2026

https://github.com/nikhil25803/pyfidelius

Python SDK for Fidelius CLI, a tool designed for ECDH cryptography.

cryptography ecdh python3

Last synced: 20 Jan 2026

https://github.com/swaechter/pkcs11

A purely Java based PKCS11 library based on project Panama/FFI/FFM - no JNI

cryptography iaik java pkcs11

Last synced: 23 May 2026

https://github.com/clats97/clatsguard

Secure your documents with this Python AES-256-GCM file encryptor featuring PBKDF2-HMAC key derivation, passphrase-based or hex key usage, and a Tkinter GUI for user-friendly encryption. Open-sourced. This project was peer reviewed by a CompTIA Security+ person.

aes256 aes256-gcm cryptography encryption encryption-decryption file-encryption python security trending

Last synced: 03 Apr 2025

https://github.com/h0llyw00dzz/fiber2fa

This is a custom 2FA (Two-Factor Authentication) middleware for the Fiber web framework. It provides a secure and easy-to-use solution for implementing 2FA in Fiber applications. The middleware supports TOTP (Time-based One-Time Password) authentication and offers customizable configuration options.

advanced crypto cryptography fiber fiber-framework go golang idiomatic-go two-factor two-factor-authentication twofactor

Last synced: 19 Sep 2025

https://github.com/gianlucatruda/nis-encrypted-messaging

A demonstration of security principles for peer-to-peer communications of sensitive content.

aes-encryption cryptography messaging python3 rsa-cryptography security

Last synced: 03 Apr 2025

https://github.com/agucova/oxcrypt

A fast, memory-safe Cryptomator client written in Rust.

cryptography cryptomator filesystem fuse rust vault

Last synced: 15 May 2026

https://github.com/johnbasrai/rc5-cbc

RC5 Symmetric Block Cipher in Rust

cryptography

Last synced: 28 Jul 2025

https://github.com/nilsmt/periodic-encryption

Homemade package to encrypt text using the periodical table of elements and vigenere cipher

chemical-elements cryptography encryption-decryption periodic-table-of-elements python selfmade vigenere-cipher

Last synced: 19 Feb 2026

https://github.com/antonio-hickey/relay

Secure communication utilizing a Proof of Identity signature and encrypted messages.

cryptography messaging

Last synced: 28 Jul 2025

https://github.com/heliomarpm/cryptoh

A clean and easy-to-use cryptography utility library for Node.js, built on top of the native crypto module.

crypto crypto-helper cryptography cryptography-algorithms cryptography-library cryptoh helpers helpers-library md5 node-library security sha1 sha256 sha512 utils-library

Last synced: 28 Jul 2025

https://github.com/jamestaylr/aes

Implementation of AES and associated cryptographic helper functions in Crystal

aes course-work cryptography crystal

Last synced: 24 May 2026

https://github.com/lucasbn/rsa

A simple implementation of RSA encryption

cryptography encryption python rsa

Last synced: 17 Mar 2025

https://github.com/anshvaid4/python

This repo is for those who want to get idea how tools in cyber security domain are created. I will add more codes shortly.

cryptography information-security python3 rpa-robots security

Last synced: 27 Mar 2025

https://github.com/megrxu/cryptopals

Solutions for crypto challenges in crablang.

algorithms crypto cryptography rust

Last synced: 27 Mar 2025

https://github.com/supermarcel10/cryptographicanalysisofsha2

Comparative benchmark of SMT solver effectiveness in cryptographic hash collision discovery for SHA-2 algorithms.

cryptanalysis cryptography research research-paper research-project satisfiability-modulo-theories satisfiability-problem sha2 smt

Last synced: 30 Jul 2025

https://github.com/hoangtran0410/chat-3des

Online Chat Application, encrypt data using TripleDES + RSA

chat-application cryptography des-crypto javaswing rsa socket-java triple-des tripledes

Last synced: 27 Mar 2025

https://github.com/zaidmukaddam/securitymobileapp

This project is a demonstration of some cryptography algorithms using Flutter Framework.

aes cryptography encryption rsa

Last synced: 18 Jun 2025

https://github.com/virgilsecurity/demo-twilio-sms-net

A simple Net Console application that demonstrates how to send encrypted message via SMS.

cryptography encryption end-to-end-encryption secured-by-virgil sms twilio twilio-sms twilio-sms-api

Last synced: 31 Jul 2025

https://github.com/aaron-akhtar/crypto

Learning crypto for future projects.

basic crypto cryptography encryption java

Last synced: 01 Aug 2025

https://github.com/texadactyl/cloaking.py

Pythonic password-based security of a single file or a single file system archive file.

cryptography encryption-decryption password-based pycrypto python python-3 python3

Last synced: 01 Aug 2025

https://github.com/azrod/cryptio

cryptio is a modern Go library for secure password-based encryption and decryption, featuring Argon2id key derivation and AES-GCM. Choose your desired security level—Standard, Medium, or High—for optimal protection and performance balance.

argon2 argon2id cryptography decryption encryption golang key-derivation password-hashing symetric-encryption

Last synced: 24 Sep 2025

https://github.com/aliabbascheema/cryptographic_and_authentication

This project demonstrates the practical implementation and comparison of cryptographic techniques and authentication protocols Kerberos and OAuth 2.0 in cloud environments.

aes-encryption cryptography jinja2 kerberos-authentication matplotlib oauth2 performance-testing requests requests-oauthlib

Last synced: 03 Apr 2025

https://github.com/alexgalhardo/blockchain.alexgalhardo.com

A web-based demonstration of blockchain concepts. This is a very basic visual introduction to the concepts behind a blockchain.

bitcoin blockchain cryptocurrency cryptography docker hash javascript nodejs pug-template-engine

Last synced: 09 Apr 2026

https://github.com/masajinobe-ef/prsc

🔐Free cross-platform password manager on Flask, Python, SQLite with Cryptography

cross-platform cryptography database flask linux macos password password-manager python security sql sqlite web-development windows

Last synced: 01 Aug 2025

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/2kabhishek/pycipher

Cipher algorithms with Python 🐍🔏

algorithm cipher cryptography library python tdd unittest

Last synced: 28 Oct 2025

https://github.com/apavazza/passwordmanager

A command line password manager

cpp cryptography encryption password-manager

Last synced: 17 Mar 2025

https://github.com/jxareas/sign-with-gpg

Learn how to easily sign your commits with GPG Cryptographic Keys on MacOS & Windows.

commit-signing cryptography git gpg learn macos windows

Last synced: 09 Apr 2026

https://github.com/hubert-kniola/diffi-hellman-algorithm

Algorithm based on the calculation of discrete logarithms in finite bodies

cryptography csharp diffie-hellman-algorithm

Last synced: 12 Apr 2025

https://github.com/hubert-kniola/blumblumshubgenerator

BlumBlumSnub Generator - Random Bit Array with 4 prepared tests

bbs cryptography generator

Last synced: 07 Sep 2025

https://github.com/hubert-kniola/digitalsignature

Simple program to verify signature created by RSA cryptography algorithm

cryptography ed25519 rsa

Last synced: 12 Apr 2025

https://github.com/lgraubner/secure-passphrase

Small PWA for generating secure passphrases

cryptography passphrase password password-generator secure

Last synced: 11 Jan 2026

https://github.com/snowkelus/reave

Reave - DOSS (Developer Open-Source Software) is a Cryptography Network-based Framework (CNF) for PHP, Which uses Fingerprints, Message Block Cipher, and Asymmetric / Symetric Cryptography, PATs (Personal Access Token) for Messages / IMs (Session-based) and Page View Algorithms..

cryptography framework snowkelus

Last synced: 02 Feb 2026

https://github.com/valohai/openssh-key

Tools to deal with OpenSSH2 (RFC4716) keys in Python

cryptography keys openssh pki python ssh

Last synced: 02 Aug 2025

https://github.com/vatshayan/hiring

Hiring for Data Science, Cryptography, Machine Learning and Artificial Intelligence.

cryptography data-science data-visualization datasets hiring internship internship-task machine-learning machine-learning-algorithms

Last synced: 09 Mar 2026

https://github.com/arihantbansal/cybersec-python

Cybersec/CTF practice problems solved in Python

crawler cryptography ctf cybersecurity sockets webscraping

Last synced: 02 Aug 2025

https://github.com/dbstratta/naive-crypto

Very naive implementations of various cryptosystems written in Haskell

crypto cryptography diffie-hellman elgamal haskell naive rsa

Last synced: 02 Aug 2025

https://github.com/tmc/cryptopals

hack the planet

cryptography golang

Last synced: 07 Sep 2025

https://github.com/unbekanntes-pferd/dco3-crypto

A Rust crate for cryptography in DRACOON - more info on DRACOON here: https://dracoon.com

cryptography dracoon openssl rust-crate rust-crypto rust-lang

Last synced: 02 Aug 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 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 76 Research Groups 74 Misc 74 2017 Scaling Battles 68