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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/uttambodara/Awesome-Hacking-Learning-Path

A comprehensive hacking learning path covering Pentesting, OSINT, Linux, Networking, Web Application Security, Cryptography, Exploitation, Reverse Engineering, Forensics, CVEs, and CTF challenges. Perfect for beginners and professionals to master ethical hacking, penetration testing, and cybersecurity step by step. 🚀

bug-bounty cryptography ctf cybersecurity-learning-path ethical-hacking hacking hackthebox linux metasploit networking osint penetration-testing privilege-escalation reverse-engineering tryhackme web-application-security

Last synced: 14 Apr 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/benwoo1110/cryptographyapp

Advanced converter for modern cryptography algorithms

cryptography csharp

Last synced: 31 Mar 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/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/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/danielabrozzoni/glhash

OpenGl-based hash function 🔐

cryptography hash opengl

Last synced: 06 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/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/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/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/rohith-2/cryptographic_blockchain

Simulating Blockchain with mining and peer verification

blockchain cryptography mining sha-256

Last synced: 23 Jan 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/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/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/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/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/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/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/tulliolo/bip39

A Bip39 library, with a CLI and a collection of tools.

bip39 bitcoin cryptography entropy mnemonic python seed steganography wallet

Last synced: 29 Jun 2026

https://github.com/envoy-vc/nillion-tools

A developer-centric toolkit that simplifies building on the Nillion network.

components-react cryptography key-management nilion-nada nillion npm-package toolkit

Last synced: 30 Oct 2025

https://github.com/noahie-valk/basic-password-manager

Project for Project Shark to understand and apply cryptography concepts

cryptography python

Last synced: 05 Apr 2025

https://github.com/shubhattin/hash_cryptography_tool

A Simple Online Cryptography Tool

cryptography encrypt-decrypt hash picocss utf-8

Last synced: 17 Jan 2026

https://github.com/cartory/encoderr-web

🔐 Crypto Final Project - Encoderr

cryptography decoding encoding javascript uagrm webpack

Last synced: 11 May 2026

https://github.com/mrshankly/erlang-paillier

NIF bindings for the libpaillier cryptographic library

cryptography erlang homomorphic-encryption paillier

Last synced: 18 May 2026

https://github.com/roydevashish/hybrid-technique-for-image-encryption

This project implements a hybrid image encryption technique by combining asymmetric and symmetric encryption methods. It utilizes the ECC for asymmetric encryption and ChaCha20 stream cipher for symmetric encryption to achieve robust and secure image protection.

asymmetric-cryptography chacha20 cryptography ecc elliptic-curves-cryptography encryption hybrid image image-encryption image-protection python3 stream-cipher symmetric-cryptography uv

Last synced: 13 Jun 2026

https://github.com/varun-doshi/erasure-coding

Rust Implementation of Erasure Codes

cryptography math polynomial

Last synced: 29 Mar 2025

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: 11 Mar 2025

https://github.com/cuhsat/fx

A strictly experimental stream cipher in ANSI C.

algorithm ansi-c c cipher cryptography fumbled-xor stream-cipher

Last synced: 29 Mar 2025

https://github.com/cuhsat/epiphyte

(Ab)using TinyURL.com as a key/value storage for hidden and encrypted message threads.

cryptography epiphyte hidden-message protocol pycrypto python requests steganography tinyurl

Last synced: 12 Aug 2025

https://github.com/fardinkamal62/pixenc

Encrypt image by manipulating pixels

cryptography encryption go golang image manipulation pixels python security

Last synced: 21 Apr 2026

https://github.com/intricate/paseto-haskell

A Haskell implementation of PASETO (Platform-Agnostic Security Tokens).

cryptography haskell jwt paseto security token

Last synced: 10 Apr 2025

https://github.com/john-lin/crypt

A simple CLI tool for Encrypt/Decrypt files.

aws-s3 cryptography

Last synced: 18 May 2026

https://github.com/ramesht007/shamir_secret_sharing

Implementing Shamir's Secret Sharing in Python

cryptography python

Last synced: 04 Jul 2026

https://github.com/denselance/hight-python

HIGHT block cipher implementation in Python3 based on original paper by Hong et al. Includes the encryption and decryption functions for HIGHT.

cipher cryptography hight kisa python3

Last synced: 31 Dec 2025

https://github.com/daflh/deriving

Derives address and private key from mnemonic phrase for Bitcoin and other altcoins

bip bip32 bip39 bitcoin cryptocurrency cryptography hacktoberfest mnemonic

Last synced: 19 May 2026

https://github.com/daedalus/cryptopals

cryptopals solutions

cryptography

Last synced: 27 Mar 2025

https://github.com/aveygo/jsnewhope

Javascript implementation of scottwn/PyNewHope, a post-quantum cryptographic scheme

cryptography javascript key-exchange-algorithms newhope quantum quantum-computing

Last synced: 18 Mar 2025

https://github.com/10d9e/fastmerkle

Golang Implementation of Streaming Merkle Root, Proof, and Verify (single leaf) from Luke Champine's paper

cryptography merkleproof merkletree

Last synced: 12 Apr 2025

https://github.com/lemon-mint/highcrypt

A crypto stack built with a proven cryptographic algorithm

algorithm crypto cryptography decryption encrypt encryption go

Last synced: 20 May 2026

https://github.com/ubgo/crypt

Batteries-included Go cryptography library: AES-256-GCM & ChaCha20-Poly1305 authenticated encryption, argon2id/bcrypt password hashing, HMAC & Ed25519 signing, HKDF, key rotation, KMS envelope encryption, and secure random — safe defaults, stdlib-only, byte-for-byte interop with the TypeScript crypt-ts.

aead aes-gcm argon2 bcrypt chacha20-poly1305 cryptography ed25519 encryption envelope-encryption go golang hkdf hmac key-rotation password-hashing security

Last synced: 05 Jul 2026

https://github.com/oxion7/rc4-rust

RC4 algorithm in rust

algorithm cipher cryptography stream-cipher

Last synced: 14 Jun 2026

https://github.com/kurosci/qrypto

The post-quantum cryptography library in pure Rust.

crypto cryptography post-quantum post-quantum-cryptography qrypto rust

Last synced: 22 Mar 2025

https://github.com/jakubvojvoda/rsa-cryptography

Simple RSA implementation using GMP

cpp cryptography decryption encryption gmp rsa

Last synced: 14 May 2025

https://github.com/ergl/sss

Basic Shamir's Secret Sharing

cryptography pony-language shamir shamir-secret-sharing

Last synced: 06 Feb 2026

https://github.com/sandeep-shaw10/cshb-model

This project aims to develop a secure and efficient model for end-to-end encrypted data transfer between a client and server, with a focus on promoting data integrity via hybrid blockchain

aes-512 blockchain cryptography cshb cshb-model end-to-end-encryption hybrid-blockchain steganography

Last synced: 06 Apr 2025

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

Rust Library for Finite Field Arithmetic

cryptography mathematics zk

Last synced: 10 Jun 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/magical/go-acorn

Go implementation of the ACORN-128 authenticated encryption scheme

cryptography

Last synced: 25 Jul 2025

https://github.com/janbrohl/hashcrypto

Hash-Based Crypto Experiment

cryptography python

Last synced: 09 Sep 2025

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/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/johnbasrai/rc5-cbc

RC5 Symmetric Block Cipher in Rust

cryptography

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/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/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/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/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/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

https://github.com/cipherdogs/ed25519_to_curve25519

Convert ed25519 keys and sign to curve25519

crypto cryptography curve25519 ed25519 rust

Last synced: 16 Aug 2025

https://github.com/sayak-brm/pycypher

A collection of cryptographic tools in Py3.

analysis brute-force cipher cryptography python3

Last synced: 03 Aug 2025

https://github.com/armfazh/rhizomes

Rhizomes and the Roots of Efficiency — Improving Prio

crypto cryptography lagrange polynomials prio rhizomes

Last synced: 13 Feb 2026

https://github.com/redx94/qip-x

🚀 QIP-X Framework – Quantum-Integrated AI & Cryptography A cutting-edge framework integrating quantum-ascendant cryptography, timeline optimization, and hyper-chaotic neural networks for secure, adaptive, and multiversal intelligence systems.

artificial-intelligence chaos-theory cryptography cybersecurity decentralized-security deep-learning docker github-actions machine-learning neural-network python qiskit quantum-ai quantum-computing quantum-cryptography quantum-randomness secure-computing self-healing-ai simulated-annealing timeline-optimization

Last synced: 29 Apr 2026

https://github.com/elliotwutingfeng/bitwarden_backup_decryptor

🔓 CLI tool to decrypt backup files exported from Bitwarden. This application is not affiliated with Bitwarden, Inc.

aes aes-cbc android argon2id backup credential-stuffing cryptography cybersecurity encryption hmac hmac-sha256 ios linux macos password-manager pbkdf2 security sha256 windows

Last synced: 09 Apr 2026

https://github.com/mgoyal98/e2ee-adapter

A plug-and-play TypeScript package providing End-to-End Encryption (E2EE) middleware for Express.js and NestJS applications using hybrid encryption (AES-CBC + RSA).

aes-cbc cryptography e2ee encryption end-to-end-encryption express hybrid-encryption key-exchange middleware nestjs no-code-e2ee plug-and-play rsa secure-communication security typescript zero-config

Last synced: 16 Aug 2025

https://github.com/alanruno/mxd

MXD — Post-Quantum Blockchain with one-way bridge to BNB Smart Chain. Hybrid Ed25519 + Dilithium5 (FIPS 204 ML-DSA-87) at the address, transaction, and consensus layers.

agpl-3 blockchain bnb-bridge bnb-chain consensus cryptography dilithium5 fips-204 ml-dsa-87 post-quantum

Last synced: 24 May 2026

https://github.com/twilight-project/quisquis-rust

Library for privacy-preserving cryptocurrency accounts and transactions.

bulletproofs cryptography privacy quisquis zero-knowledge

Last synced: 20 Feb 2026

https://github.com/volkansah/encode-and-decode-php8

This guide provides examples of how to encrypt and decrypt files using PHP's Sodium extension, which offers modern cryptographic functions.

crypto cryptography decryption encryption php php8 security sodium

Last synced: 18 Aug 2025

https://github.com/moss-piglet/metamorphic-crypto

Zero-knowledge, post-quantum client-side encryption. #![forbid(unsafe_code)]. WASM + UniFFI targets.

argon2id cryptography encryption ml-kem open-source post-quantum privacy rust wasm webassembly x25519 zero-knowledge

Last synced: 01 Jul 2026

https://github.com/epogrebnyak/vault

Encode and decode a local text file with password.

cryptography nim python

Last synced: 18 Apr 2026

https://github.com/gitgab19/blockchain-address-list-generation

The focus of this repo is to retrieve the full list of addresses ever appeared into any transactions for some of the most famous blockchains using the secp256k1 curve. These Python scripts have been used for an academic research at Politecnico di Torino. If you want to know more about our paper, you can find it at https://arxiv.org/abs/2206.14107.

bitcoin blockchain cryptocurrency cryptography research research-paper secp256k1

Last synced: 09 May 2026

https://github.com/radlikewhoa/rainbow-road

Rainbow table exercise for the Cryptography and Security module (krysi) at the FHNW.

cryptography hashing java rainbow-table

Last synced: 11 Nov 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/jenson073/factorization_algorithms

This project was designed as a simple exploration of RSA algorithm vulnerabilities, particularly focusing on the factorization problem. It's an excellent example of how web technologies can be applied to explore and demonstrate cryptographic concepts.

cryptography factorization information-security rsa

Last synced: 14 Mar 2025

https://github.com/trashhalo/saltpack

node wrapper of saltpack library

cryptography keybase saltpack

Last synced: 11 Jan 2026

https://github.com/guppster/ark-nim

A Nim library simplifying connection to the ARK blockchain

blockchain cryptography nim

Last synced: 25 May 2026

https://github.com/kuanhungchen/spring-2021-network-security

🔐 Implementation of encryption algorithms such as AES, Miller-Rabin and Elliptic Curve ElGamal.

aes-encryption cryptography elgamal-encryption elliptic-curve-cryptography encryption-decryption miller-rabin-algorithm network-security

Last synced: 15 May 2026

https://github.com/innovativeinventor/pylamport

A simple Python library for generating cryptographic Lamport signatures

cryptography identity signature

Last synced: 16 May 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 82 awesome-post-quantum 162 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 cybersecurity-practice-projects 62
Cryptography Categories
Rooms 1,046 Frameworks and Libs 350 Papers 322 Contributed talks, posters and presentations 295 The list 252 Talks, posters, and presentations 243 Cryptography 166 Resources 165 Tutorials 158 Research papers and publications 140 Uncategorized 134 2018 106 Tools 103 MEV 96 Blockchain Explorers 93 Content 92 Blockchain Playgrounds 81 Learning Resources 78 Blockchains 75 Misc 73