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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/vineethsai/maif

Cryptographically-secure, auditable file format for AI agent memory with provenance tracking

ai ai-agent-tools ai-agents-framework cryptography

Last synced: 13 Jan 2026

https://github.com/messsimo/crypto-search

App for Crypto House which show live crypto coin information

api cryptocurrency cryptography css figma git html javascript js laravel php responsive restful-api

Last synced: 25 Feb 2026

https://github.com/hongyanwang/crypto-lab

Golang implementation of multiple crypto protocols

cryptography golang

Last synced: 21 Feb 2026

https://github.com/cosmian/mpc_join

CipherCompute: Blind Join for Confidential Data Science and Federated Learning using MPC

confidential-computing cryptography distributed-computing multiparty-computation

Last synced: 15 Apr 2025

https://github.com/dedipresta/scala-crypto

Dependency free implementation of cryptographic hash functions for Scala and Scala.js

cryptography scala scalajs sha256

Last synced: 14 Jan 2026

https://github.com/wolframalph/dh

Diffie-Hellman key exchange implementation in Go

cryptography diffie-hellman golang

Last synced: 02 Jul 2025

https://github.com/matutetandil/anyhide

Hide any data in any file. Steganography tool that never modifies the carrier - transmits only encrypted positions. X25519 + ChaCha20 with forward secrecy.

chacha20 cli covert-communication cryptography data-hiding encryption forward-secrecy plausible-deniability privacy rust security steganography x25519

Last synced: 13 Jan 2026

https://github.com/furritos/flask-simple-crypt

Flask extension based on simple-crypt that allows simple, secure encryption and decryption for Python.

cryptography decryption encryption flask python security symmetric symmetric-cryptography

Last synced: 24 Oct 2025

https://github.com/rarestype/swift-cryptography

don’t build boringssl from source

autosync cryptography swift swift-server

Last synced: 28 May 2026

https://github.com/vanhakobyan/rngcryptoservicepassgen

:barber:RNGCryptoService:barber: password generator:barber:

cryptography password password-generator rng service

Last synced: 13 Jun 2025

https://github.com/2140-dev/swiftsync

SwiftSync node and underlying crates

bitcoin cryptocurrency cryptography peer-to-peer

Last synced: 29 Aug 2025

https://github.com/maxbubblegum47/pyfind

Applied cryptography project. Unimore computer science master degree. Apple find my devices implementation in python

aes-gcm apple cryptography ecdh kdf python unimore-informatica

Last synced: 10 Oct 2025

https://github.com/carlodepieri/vcrpy-encrypt

Encrypt vcrpy cassettes so they can be safely kept under version control.

cryptography python testing unit-testing vcrpy

Last synced: 13 Oct 2025

https://github.com/ringsnetwork/whitepaper

This repo is about whitepapers of rings network, you can find tex sources and compiled files here.

crypto cryptography dht paper pos

Last synced: 18 Jan 2026

https://github.com/aead/blake2b

The BLAKE2b hash algorithm as defined in RFC 7693

blake2b blake2b-hash-algorithm cryptography go

Last synced: 15 Mar 2025

https://github.com/tteeoo/sest

🔑 A local command-line based password manager using AES-256 encryption.

command-line cryptography encryption go golang password-manager

Last synced: 17 Feb 2026

https://github.com/fpoirotte/cryptal

Cryptography Abstraction Layer for PHP

abstraction crypto cryptography layer php

Last synced: 24 Mar 2025

https://github.com/zeyadetman/image-textsteganography

🖼 An image steganography by converting the image into text of pixels and use the LSB to hide the ciphered text that encrypted by The Caesar cipher Algorithm (Cryptography). The project decrypt the image by loading it, converting the pixels’ digits and break the LSB.

aes caesar-cipher cipher-algorithms counteributors cryptography cs-projects decryption encryption image-steganography

Last synced: 27 Sep 2025

https://github.com/null93/rsa-encryption

Implementation of the RSA encryption algorithm using big-integer algebra algorithms

cryptography rsa rsa-encryption

Last synced: 05 Sep 2025

https://github.com/qantik/ratcheted

Performance Survey of Several Ratcheted Key-Agreement and Messaging Protocols

benchmark cryptography go messaging ratchet

Last synced: 23 Mar 2025

https://github.com/damianmorozov/examplecrypt

Examples of crypting algorithms

crypto cryptography

Last synced: 30 Oct 2025

https://github.com/ph4r05/bitarray

Efficient bit array operations library for Python implemented in C

bit-manipulation bitarray cryptography python

Last synced: 14 Jan 2026

https://github.com/xannythepleb/pycrypt

A rudimentary encryption program written in Python. Plan to add a lot more functionality soon. Please note this is an unaudited hobby project! If security is vital, use Signal or PGP.

blake2b chacha20-poly1305 cryptography encryption-tool python-encryption python3

Last synced: 05 Jun 2026

https://github.com/jitendragangwar123/100-days-of-web3-challenge

This repository contains a comprehensive overview of the fundamental concepts related to Blockchain Technology that I've acquired during the 100DaysOfWeb3 challenge. It serves as a valuable resource for understanding the core principles of blockchain technology.

blockchain cryptography ethereum etherjs javascipt smart-contracts solidity web3js

Last synced: 24 Aug 2025

https://github.com/argosylabs/gubbins

Gubbins product serial number generator & validator

cryptography serial-numbers

Last synced: 12 Jun 2025

https://github.com/lucabonamino/crypto-vdf

Cryptocurrency and Cryptographic blockchain Verifiadle Delay Functions project

cli cryptocurrency cryptography pietrzark-vdf python verifiable-delay-functions wesolowski-vdf

Last synced: 27 Dec 2025

https://github.com/rafa-kozand/random_encryption

Code that generates every time you initialize a random key that will be used to encrypt and decrypt a string. Work related to the discipline of 'Cryptography and Security of Computer Systems'.

cryptography python

Last synced: 27 Feb 2025

https://github.com/jitendragangwar123/ekolance-solidity-cohort-2

This repository contains Solidity programming exercises that were discussed during the Ekolance Solidity Cohort 2. It serves as a resource for learning and practicing Solidity, a programming language used for developing smart contracts on blockchain platforms like Ethereum.

blockhain-tecnology cryptography ethereum solidity

Last synced: 07 Jan 2026

https://github.com/amaitou/sectools

Welcome to the SecTools repository, a curated collection of penetration testing tools designed exclusively for educational purposes. This repository aims to provide a responsible and ethical environment for learning penetration testing techniques within legal boundaries.

cryptography cybersecurity hashing malware-development penetration-testing-tools python3 reverse-shell

Last synced: 15 May 2025

https://github.com/luffy0xcyber/cryptographie_classique

Implémentation Python des chiffrements historiques (César, Hill, Vigenère) avec explications détaillées et simples | Projet éducatif de cryptographie

cesar-cipher cesar-cypher ciphers cryptography cybersecurity education encryption hill-cipher learning-project mathematics python security vigenere-cipher

Last synced: 13 Jun 2025

https://github.com/kpdemetriou/spectral-aead

An algorithm for authenticated encryption with associated data using Speck and HMAC-SHA256.

cffi cipher ciphers cryptography decryption encryption hash hash-functions hmac message-authentication-code python sha256 speck

Last synced: 14 Jan 2026

https://github.com/asc8384/neural-distinguishers

Neural Distinguishers on TinyJAMBU-128 and GIFT-64

crypto cryptography deep-learning gift tinyjambu

Last synced: 07 Apr 2025

https://github.com/jasondrawdy/ecp

A lightweight, flexible, and extensible network communcations protocol created with security in mind and focuses on the productivity of both potential clients and servers.

communications cryptography encryption library networking protocol security tcp tcp-client tcp-server udp udp-client udp-server

Last synced: 05 Sep 2025

https://github.com/qtumproject/qtool

Qtool is a cli command, a JSON RPC api and a golang package that provides crypto functionalities specific for qtum blockchain

bitcoin cryptography ecdsa qtum

Last synced: 28 Apr 2025

https://github.com/messagemedia/webhooks-demo

Set of scripts to demonstrate the use of MessageMedia's webhooks

cryptography messaging sms webhooks

Last synced: 02 Apr 2025

https://github.com/danieltoader/php-crypttor

A simple php library to deal with encrypting and decrypting strings using OpenSSL or MCrypt

crypt cryptography decrypt encrypt mcrypt openssl php-crypt php-library

Last synced: 01 Sep 2025

https://github.com/i-umairkhan/ecdsa_node

Transactions via ECDSA cryptography algorithm.

cryptography ecdsa-cryptography express javascript nodejs react

Last synced: 14 Apr 2026

https://github.com/antosser/base94-rs

Base94 Encoding Library: Convert binary data to a compact text-based format using Base94 encoding. Effortlessly encode and decode data for a wide range of use cases. 🔐🔍

algorithm base94 binary-to-text cryptography development encoding rust rust-library security text-format utility

Last synced: 24 Oct 2025

https://github.com/harshildarji/locationcrypto

Encryption and Decryption of data using live location of device.

cryptography decryption encryption location position

Last synced: 14 Jan 2026

https://github.com/ausaf007/multi-party-computation

Create Ethereum wallet with multi-party validation and threshold cryptography.

cryptography java multi-party-computation shamir-s-secret-sharing-scheme shamir-secret-sharing threshold-cryptography

Last synced: 04 Oct 2025

https://github.com/mewmix/sm4-xts-openssl

openssl sm4-xts & aes-xts 256 implementations for testing

aes-256 c cryptography disk-encryption openssl sm4

Last synced: 07 Jun 2026

https://github.com/pluto/.github

The Pluto Organization

cryptography webproofs

Last synced: 23 Jan 2026

https://github.com/anvilco/node-encryption

RSA and AES Encryption helpers

aes cryptography encryption js node rsa

Last synced: 04 Jul 2025

https://github.com/gotz1480/bitcoin-cryptography-ecc

Study of bitcoin elliptic curve cryptography (ECC)

bitcoin cryptography ecc-cryptography elliptic-curve-cryptography

Last synced: 07 Apr 2025

https://github.com/filiprokita/bcrack

BCrack is a basic tool designed to crack Bcrypt hashed passwords using brute-force methods. Written in C, it highlights the importance of strong passwords and the effectiveness of Bcrypt for password hashing. Ideal for educational purposes and ethical security testing with permission.

bcrypt bruteforce c cli command-line crypt cryptography cybersecurity decryption encryption file-handling hacking hash-comparison hash-cracking password-cracking security wordlist

Last synced: 11 Feb 2026

https://github.com/moeraorg/java-moeralib

Java library to interact with Moera decentralized social network

cryptography decentralized java java-library library maven moera social-network

Last synced: 23 Feb 2026

https://github.com/loneicewolf/ciphers-python

Cypher, Cipher, Cyphers, Ciphers, cryptography, encryption, obfuscation, enciphering, deciphering - in python3

alphabet cipher cryptography encryption jupyter-notebooks python substitution-cipher

Last synced: 23 Apr 2025

https://github.com/antonmeep/system_random

Minimal Ada library to retrieve random data from system sources

cryptography random security

Last synced: 23 Feb 2026

https://github.com/dinochiesa/apigee-custompolicy-rsacrypto

This is a custom Apigee policy, implemented in Java, that performs RSA Encryption and Decryption of data or message payloads, or RSA signing of data or message payloads, or verification of such signatures.

apigee cryptography rsa

Last synced: 10 Jun 2025

https://github.com/ytisf/aasdfg

Create a truly random, en-masse, random seed using your webcam's noise. Locally.

cryptography entropy random-generation ssl-certificates

Last synced: 14 Jun 2025

https://github.com/saahen-sriyan-mishra/camouflage-shield

A full stack windows form application for sensitive image storing in encrypted format using symmetric key cryptography, and user data storing/securing using hash algorithms.

3des-encryption aes-encryption base64-encoding cryptography csharp cybersecurity des-encryption-decryption encryption hashing-passwords image-processing md5-hash rc2-encryption rijndael-algorithm sha1-hash sha256-hash sha384-hash sha512-hash windows-form-application

Last synced: 07 May 2025

https://github.com/thomasdesr/minisign-action

Github action to sign and verify minisign/signify signatures

crypto cryptography github-actions gpg minisign pgp signify

Last synced: 05 Jan 2026

https://github.com/myusuf3/siapaperwallet

Create Sia Paper Wallets

cryptography paperwallet sia siacoin

Last synced: 05 Jan 2026

https://github.com/romainbou/ise2ee

Is it End-to-end Encrypted?

cryptography encryption messaging

Last synced: 14 Oct 2025

https://github.com/jcbritobr/libnacl

Rust wrapper API for libnacl - https://nacl.cr.yp.to/

api cryptography nacl wrapper-api

Last synced: 14 Oct 2025

https://github.com/ml3m/cryptography-algorithms-exploration

implementations of various cryptographic algorithms, including both symmetric and asymmetric encryption, hashing, and key exchange techniques

blowfish-algorithm chacha20 cryptography cryptography-algorithms cryptography-concepts encryption-decryption rsa-cryptography

Last synced: 18 Jun 2025

https://github.com/defucc/hashkeys

Reactive Noble cryptography for p2p identity

composable cryptography encryption js noble-curves signing vue

Last synced: 20 Jan 2026

https://github.com/nulltea/nulltea

0️⃣ ☕️ - research engineer

blockchain cryptography golang rust

Last synced: 14 Oct 2025

https://github.com/unclerus/regnupg

Python GnuPG wrapper

cryptography gnupg gpg python

Last synced: 03 Apr 2025

https://github.com/abdellatif-temsamani/cryptjs

`cryptjs` is a JavaScript/TypeScript library that brings cryptographic functionality from Dart to the web

crypt-lib cryptography hash javascript password-hashing security sha-256 sha-512 sha512 typescript

Last synced: 22 Jan 2026

https://github.com/skyf0l/discrete-logarithm

Fast discrete logarithm solver in Rust

cryptography discrete-logarithm number-theory

Last synced: 11 Oct 2025

https://github.com/dev-sire/algopython

This repository serves as a comprehensive collection of Python code related to data structures, algorithms, and cryptography. It includes solutions to daily LeetCode problems and various cryptographic implementations

cryptography dsa-algorithm leetcode-python python3

Last synced: 10 Apr 2025

https://github.com/piotrpsz/gost

GOST algorithm implemented in Go

cryptography go gost

Last synced: 17 May 2025

https://github.com/pirate-emperor/enigma

Enigma is a Java-based cryptographic system that integrates symmetric (AES, DES, Blowfish), asymmetric (Diffie-Hellman, RSA, DSA), and hashing algorithms (MD5, SHA-1, SHA-224, SHA-256, SHA-384, SHA-512). It ensures data confidentiality, integrity, and authentication with modern cryptographic standards.

aes asymmetric-algorithm authentication blowfish cryptography data-integrity diffie-hellman encryption encryption-decryption enigma hashing java md5 rsa security sha-256 symmetric-algorithms

Last synced: 27 Jan 2026

https://github.com/ishanoshada/spiral-cipher

A spiral cipher implementation for text encryption and decryption

cipher crypto cryptography encryption pypi python security spiral spiral-cipher

Last synced: 18 Feb 2026

https://github.com/gunh0/whitebox_cryptanalysis

🔒 Whitebox Cryptographic Code Example

cryptography security wbc

Last synced: 25 Mar 2025

https://github.com/nulltea/contangle-zkcp

Universal Zero Knowledge Contingent Payments (on hold)

bitcoin cryptography ethereum payment zero-knowledge

Last synced: 19 Apr 2026

https://github.com/volhovm/ocd-tasks

Solutions for the "An Introduction to Mathematical Cryptography" textbook by Hoffstein, Pipher, Silverman

cryptography

Last synced: 16 Oct 2025

https://github.com/harryr/stegive

Steganographic encrypted archive

archive cryptography encryption steganography

Last synced: 27 Oct 2025

https://github.com/z1skgr/rsa-crypto

Cryptographic algorithm using openssl

bignum cryptography encryption-decryption hash openssl public-key rsa

Last synced: 27 Jan 2026

https://github.com/davidbuchanan314/roll13

an (unfinished) TLSv1.3 client in pure python, hand-rolled from first principles.

aes aes-gcm cryptography hmac hmac-sha256 python python3 secp256r1 sha256 tls tls13

Last synced: 22 Aug 2025

https://github.com/juri/fernet

Fernet cryptography format implementation in Swift

cryptography fernet swift

Last synced: 12 Oct 2025

https://github.com/chinnanj666/message-encryption-decryption

This Python-based application provides a graphical user interface (GUI) for encrypting and decrypting messages using AES encryption.

aes algotithms cryptography python thinker

Last synced: 17 Jun 2025

https://github.com/drazail/react-hash

React library of cryptography standards

cryptography hash react reactjs

Last synced: 12 Mar 2026

https://github.com/samuel-lucas6/padme.net

A .NET implementation of PADMÉ padding.

crypto cryptography padding padme padme-padding

Last synced: 23 Jan 2026

https://github.com/seigtm/rsa

A simple C# code that allows you to encrypt and decrypt huge numbers using the RSA algorithm.

biginteger bigintegers cryptography csharp encryption rsa rsa-algorithm rsa-cryptography rsa-encryption rsa-key-encryption

Last synced: 20 Apr 2025

https://github.com/h-alice/python-ecc-keyexchange

A simple PoC for ECC key exchange in Python.

cryptography elliptic-curve-cryptography python security

Last synced: 12 Oct 2025

https://github.com/sheroz/rsa

Samples of RSA (Rivest–Shamir–Adleman) asymmetric cipher implementations in Rust

crypto cryptography public-key-cryptography rsa rsa-cipher rsa-cryptography rsa-cryptosystem

Last synced: 04 Jan 2026

https://github.com/newyaroslav/crypto-json

C ++ library for JSON encryption with COMMENTS

cryptography json json-parser strip-json-comments

Last synced: 15 May 2026

https://github.com/tacitusxi/leskodex

LeskoDEX is a DEX with a decentralized orderbook and a custom ERC-20 ESKO token. Each user can connect to the DEX via Metamask and trade the ETH/ESKO pair. A custom chart for technical analysis is available.

crypto cryptocurrency cryptocurrency-exchanges cryptography currency dapp defi erc-20 eth ethereum smart-contracts solidity solidity-dapps solidity-language token

Last synced: 26 Oct 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 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 349 Contributed talks, posters and presentations 295 The list 248 Talks, posters, and presentations 243 Cryptography 176 Papers 173 Resources 160 Tutorials 158 Research papers and publications 141 Uncategorized 129 2018 106 MEV 96 Tools 95 Blockchain Explorers 94 Blockchain Playgrounds 83 Learning Resources 75 Misc 74 Research Groups 72 Blockchains 68