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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/virgilsecurity/virgil-cryptoapi-x

This framework provides Crypto API to separate VirgilSDK from concrete Crypto implementation

carthage cocoapods crypto cryptography ios macos virgil

Last synced: 16 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/odhithsen/hashvault

🔐"HashVault" is an all-in-one locally installed password manager that keeps users' passwords and other sensitive information and credentials safe for all at the convenience of a single master key.

cryptography java javafx password-manager

Last synced: 02 Jan 2026

https://github.com/rdner/uncrypticated

cryptography in Go made easy as it should be

cryptography security

Last synced: 15 Dec 2025

https://github.com/definetlynotai/cryptoxide

Special Rust mini library to define your own cryptography hashes

cryptography custom customizable library mini rust side-project

Last synced: 21 Jul 2025

https://github.com/markus28/steganography

Steganography: Encrypt and hide any data in an image, video or audiofile

cryptography python steganography

Last synced: 18 Aug 2025

https://github.com/rajput-hemant/cryptography

A handy Crypto CLI for exploring cryptographic algorithms learned in university. Dive into the world of cryptography with ease! 🔐✨

bun cli crypto cryptography

Last synced: 19 May 2026

https://github.com/flucium/hsum

hsum is a simple cli tool that compute the hash digest

cryptography hash hsum rust security sha2 sha3

Last synced: 18 Mar 2025

https://github.com/embetrix/meta-satobox

Satobox is an open-source, Yocto-based, privacy-focused and secure bitcoin full node solution designed for embedded linux devices.

anonymity bitcoin cryptocurrency cryptography embedded linux raspberry-pi security toronionproxy yocto yocto-layer

Last synced: 01 Nov 2025

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/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/20101301-alina-hasan/multiple-cryptographic-functionalities

This Python application integrates various cryptographic functionalities into a single interactive program. Users can perform operations such as encryption, decryption, hashing, digital signature generation/verification, and Message Authentication Code (MAC) generation.

cryptography digital-signature-algorithm encryption-decryption hashing jupyter-notebook message-authentication-code python

Last synced: 18 May 2026

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/dev-cetera/df_bijective_uuid_mapper

A package providing bijective UUID mapping for secure and efficienct lookups.

cloud-functions cryptography dart library package security uuid

Last synced: 16 May 2026

https://github.com/luxfi/qzmq

Quantum-safe ZeroMQ transport with ML-KEM and ML-DSA

cryptography encryption golang ml-dsa ml-kem post-quantum quantum-safe zeromq

Last synced: 24 May 2026

https://github.com/humanjavaenterprises/nostr-nsec-seedphrase

The nostr-nsec-seedphrase repository offers a TypeScript library that converts Nostr nsec keys into mnemonic seed phrases, enhancing the readability and management of keys within Nostr applications. This approach mirrors Bitcoin's use of seed phrases, emphasizing the importance of secure storage and careful handling of these keys.

bitcoin cryptography decentralized-protocols digital-signatures key-management mnemonic-seed-phrases nostr public-key-infrastructure security

Last synced: 31 Aug 2025

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/varun-doshi/modc

Rust Library for Finite Field Arithmetic

cryptography mathematics zk

Last synced: 10 Jun 2026

https://github.com/p-sira/hycrypt

Stateless-overwrite hybrid cryptosystem for Python

cryptography hybrid-cryptosystem python

Last synced: 06 Mar 2026

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

A simple program to encrypt and decrypt graphic files

aes crypto cryptography decryption encryption

Last synced: 12 Apr 2025

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/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/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/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/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/yanboishere/Trade.with-SuperTrend.parameter

OKX API to confirm the process of appearance and disappearance of upper or lower limit lines for the super trend parameters in crypto trading pairs in TraderView, and perform multiple buying and selling transactions based on this parameter index.｜对于crypto交易对中 TraderView中的超级趋势参数 出现以及消失上限线或下限线前后过程进行确认 从而根据该参数指标的出现 进行多次合约做多&做空 开仓买卖 （使用OKX api）

bitcoin blockchain bot btc crypto cryptocurrency cryptography numpy okx okx-api okx-sdk okx-v5 python talib trade trade-bot tradebot

Last synced: 22 Oct 2025

https://github.com/lann/devcrypt

Encrypt your development secrets

cryptography env secrets

Last synced: 18 Mar 2025

https://github.com/christian-doucette/code_breaker

Cryptography web app with encryption and automatic decryption functions for various ciphers. Built with Flask.

cryptography flask nlp

Last synced: 11 Apr 2026

https://github.com/olucascruz/securechat_frontend

Frontend de aplicação web de chat com criptografia

chat cryptography react reactjs vite

Last synced: 16 May 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/apavazza/passwordmanager

A command line password manager

cpp cryptography encryption password-manager

Last synced: 17 Mar 2025

https://github.com/dolutech/cryptnote-php

A PHP library for creating encrypted, self-destructing messages with view limits and optional password protection

aes-256 cryptography encryption one-time-secret password-protection php-library secure-notes security self-destructing-messages sqlite

Last synced: 17 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/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/keyan/e2e_voting

Simulated end-to-end verifiable secure election protocol

cryptography elections voting

Last synced: 03 Apr 2025

https://github.com/darxisr/salsa20

Salsa20 encryption/decryption without libraries with GUI

cipher cryptography decryption development encryption gui open-source pyqt5 python salsa20 source-code tools

Last synced: 03 Apr 2025

https://github.com/abennett/cryptlog

A proof of concept for an AES-CBC-based, limited-read log appender.

aes cryptography go log

Last synced: 03 Apr 2025

https://github.com/chubek/mathcord

Discord Math Bot using Custom-Made Shunting Yard (WIP), Custom-Made SHA-512, Custom-Made ED25519

cryptography cryptography-algorithms discord discord-bot ed25519 edwards-curve edwards25519 go golang golang-bot golang-discord sha-512

Last synced: 15 May 2026

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/wannaverseofficial/kmp-crypto

Common cryptography library for Kotlin Multiplatform

aes android crypto cryptography ed25519 hashing ios kmp kotlin-multiplatform rsa secure-random

Last synced: 21 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/jitendragangwar123/chainrust

ChainRust is a high-performance blockchain built in Rust, designed for secure and scalable decentralized applications.

actix-web blockchain cryptography rust

Last synced: 04 Oct 2025

https://github.com/jscarle/cryptoextensions.net

Useful Cryptography Extensions

crypto cryptography csharp dotnet

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/nthnn/xbin25

Go package designed for secure data serialization, combining state-of-the-art encryption, digital signatures, and multi-layer compression ensuring confidentiality, integrity, and authenticity.

cryptography cryptography-algorithms encryption encryption-decryption golang golang-library golang-package

Last synced: 17 Aug 2025

https://github.com/desgeeko/kryptos

A practical introduction to Kryptos K1-K3 brute-force decryption

brute-force cryptography decryption jupyter kryptos python transposition vigenere

Last synced: 21 Aug 2025

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/exenon/cryptopals

Solutions to the Cryptopals Crypto Challenges

cryptography cryptopals

Last synced: 03 Oct 2025

https://github.com/flyingrobots/git-cms

A serverless, Git-native CMS built on pure plumbing. Stores content as signed commit messages on empty trees—no database required, just immutable Merkle DAGs.

auditability blog cms cryptography database git git-plumbing git-stunts gitops ledger provenance serverless signed-commits

Last synced: 20 Feb 2026

https://github.com/byjohnmichael/sealed-wallet

Sealed Wallet is a set of python scripts to enable you to create and manage air-gapped crypto wallets

air-gapped-wallet arch-linux cryptocurrency cryptography security

Last synced: 15 May 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/smadgulkar/enigma

A simple python script to encrypt/decrypt files and folders.

cryptography encryption-decryption python3

Last synced: 24 May 2026

https://github.com/mirtia/ctflearn-cryptography

Writeups for Cryptography Challenges

cryptography ctf-learn

Last synced: 28 Jun 2025

https://github.com/chanced/navajo

A cryptographic toolkit for Rust

crypto cryptography rust security

Last synced: 19 Jan 2026

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/reddinton95/custom-plugin-backend

🚀 Master backend development with a structured, self-paced learning platform featuring 7 specialized agents and over 1000 code examples.

a1111-stable-diffusion-webui ai app async backend builder ckeditor5 claude cryptography enigma fastapi italia-design-system krita-plugin montreal-hug stable-diffusion wordpress wordpress-categories wordpress-widget

Last synced: 08 May 2026

https://github.com/jitendragangwar123/cryptography

This Repository have some basic Cryptographic Algorithms and other basic concepts which is used in Blockchain Technology.

cryptography javascript

Last synced: 07 May 2026

https://github.com/fa7ad/bad-ciphers

A collection of bad ciphers

cryptography hacktoberfest hacktoberfest2023

Last synced: 21 Jan 2026

https://github.com/spectre7651/crypta

Reasonably Good Encryption and Decryption Software (Python 3)

cryptography cybersecurity encryption python3

Last synced: 05 Jun 2026

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/onlycodergod/crypto-beta

🛡learn and watch how crypto work in Go

const crypto cryptography golang-library hash key privatekey sha

Last synced: 12 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/prongbang/aes_ctr

AES CTR - Counter Flutter plugin.

aes-ctr aes-ctr-mode cryptography decryption encryption flutter

Last synced: 04 Jan 2026

https://github.com/jasonqsy/serpent

Serpent cipher in the AES contest.

aes-cipher cryptography

Last synced: 25 May 2026

https://github.com/louislefevre/rsa

RSA cryptosystem for demonstrating the encryption and decryption of messages

algorithm cryptography decryption encryption rsa

Last synced: 30 Mar 2025

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/esno/ciphertext

a simple web-ui to crypt / decrypt text locally

aes-encryption cryptography webcryptoapi

Last synced: 27 Jun 2025

https://github.com/spatocode/secrecy

Cryptographic tool for file encryption with AES Cipher

aes-cipher cli cryptography decryption encryption encryption-tool secrecy security

Last synced: 10 Apr 2026

https://github.com/h3nry-d1az/trsa

Minimal textbook RSA implementation

c cryptography rsa

Last synced: 13 Jan 2026

https://github.com/protomorphine/rsa-communication-system

Основные стадии процесса шифрования текстового сообщения с помощью алгоритма RSA

cryptography encryption matlab rsa

Last synced: 01 Jun 2026

https://github.com/projects-developer/top-10-bca-final-year-projects

The top 10 BCA final year projects include e-commerce website development, online survey and feedback systems, web scraping and data mining. Top 10 BCA Projects .Project Includes Project Includes Source Code, PPT, Synopsis, Report, Documents, Base Research Paper & Video tutorials.

bca-project bca-projects blockchain btech-projects computer-science-projects computerscienceprojects cryptography final-year-projects finalyearprojects machine-learning machinelearning malware-projects mca-projects mtech-projects research-paper-project web-develpment

Last synced: 04 Jan 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 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-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 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 Cryptography 174 Papers 173 Tutorials 158 Resources 154 Research papers and publications 141 Uncategorized 139 2018 101 Tools 101 MEV 89 Blockchain Explorers 89 Blockchain Playgrounds 81 Learning Resources 78 Blockchains 72 Research Groups 72 Misc 67