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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/hmxustin/pybchain

Реализация блокчейна, работающего по протоколу PoW

blockchain cryptocurrency cryptography equicoin

Last synced: 26 Jan 2026

https://github.com/usscalsst41/xyn-seedwatcher-crypto-balance-checker-searcher-multicoin

This repository offers a versatile toolkit for managing multiple cryptocurrencies. Xyn SeedWatcher includes tools for balance checking, address searching, and multi-coin support. Use this to efficiently monitor and manage your crypto assets.

bip39 bitecoin blockchain coin-watcher cold-wallet cryptography ethereum hardware-wallet keypair mnemonic-phrase mnemonic-watcher monorepo react-native seed seed-phrase seed-phrase-checker seed-phrase-generator seed-watcher wallet wallet-watcher

Last synced: 28 Oct 2025

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

Multi purpose cryptography tool

crypto cryptography typescipt

Last synced: 05 Oct 2025

https://github.com/nccgroup/pasta-curves

Provides the Pasta curves: Pallas, Vesta and their field elements Fp and Fq.

cryptography elliptic-curve-cryptography elliptic-curves

Last synced: 26 Apr 2025

https://github.com/juanbono/criptografia

Criptografia - UTN FRBA 2017

assignment criptografia-utn cryptography mugi

Last synced: 26 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/jsign/zig-eth-secp256k1

A Zig libsecp256k1 wrapper with bells and whistles for Ethereum

cryptography ethereum secp256k1 zig

Last synced: 18 Mar 2025

https://github.com/makemake-kbo/macrypt

Macrypt is a research blockchain built completely from scratch.

blockchain crypto cryptocurrency cryptography csharp dotnet-cli proof-of-work

Last synced: 13 Jul 2025

https://github.com/damianmorozov/examplecrypt

Examples of crypting algorithms

crypto cryptography

Last synced: 30 Oct 2025

https://github.com/oversys/pypass

A password manager written in Python. Data is encrypted using AES-256-GCM and the key is derived using PBKDF2-HMAC-SHA512.

aes-256 aes-256-gcm aes-encryption aes-gcm aes256-gcm cryptography password-manager pbkdf2 pbkdf2withhmacsha512 python sha-512 sha512

Last synced: 30 Apr 2025

https://github.com/chardoncs/libpgfe

Experimental cryptographic & OTP library

base-encoding cryptographic-library cryptography hash hotp otp otp-library sha totp

Last synced: 12 Mar 2025

https://github.com/nmrr/nitrokeyhsm-cheatsheet

A cheat sheet of PKCS11 command to use Nitrokey HSM 2 (or other PKCS11 HSM)

cryptography hardware-security-module hsm pkcs11 smartcard

Last synced: 03 Jan 2026

https://github.com/makischristou/crabguard

🦀🔒 crabguard: A cli tool for end-to-end encryption for s3 storage

aes backblaze-b2 cli cloud cloud-storage crabguard cryptography encryption rclone rust rustlang s3

Last synced: 13 Mar 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/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/yds12/guarakapa

Password manager for the terminal.

cli command-line cryptography password password-manager rust terminal tui

Last synced: 10 Apr 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/apogiatzis/powsolver

A proof of work puzzle solver for CTF challenges

challenge crypto cryptography ctf hashing pow proofofwork python solver

Last synced: 30 Aug 2025

https://github.com/argosylabs/gubbins

Gubbins product serial number generator & validator

cryptography serial-numbers

Last synced: 12 Jun 2025

https://github.com/ltonetwork/seasalt

NaCl compatible cryptography library using Bouncy Castle (Java)

cryptography java

Last synced: 14 Jan 2026

https://github.com/leplusorg/docker-crypt

Multi-platform Docker container with utilities to cipher/decipher/sign data (gnupg, openssl, age, jose, xmlsec...).

cipher crypto cryptography decipher decrypt decryption digital-signature docker docker-image dockerfile encrypt encryption encryption-decryption hmac

Last synced: 11 Jun 2026

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/geeklearningio/gl-ionic-secure-file-storage

A service using two encryption plugins to encrypt data on iOS and Android

cordova cryptography ionic security storage

Last synced: 28 Apr 2025

https://github.com/cflems/pk

Penguin's Kiss: Asynchronous Command and Control software + multi-client + encrypted + terminal emulation

c2 command-and-control cryptography penguins-kiss pk remote-shell

Last synced: 10 Jan 2026

https://github.com/w3c/vc-di-quantum-resistant

Data Integrity Quantum Safe Cryptography Suite

cryptography data-integrity quantum vc verifiable-credentials w3c

Last synced: 29 May 2026

https://github.com/aegis-aead/aegis-jasmin

An implementation of AEGIS in the Jasmin programming language.

aead aegis aegis-128x2 aegis-256x2 aegis128l aegis256 cipher cryptography jasmin

Last synced: 11 Mar 2026

https://github.com/dorssel/dotnet-aes-extra

.NET Standard 2.0 implementation of AES-CTR, AES-CMAC, SIV-AES (aka AES-SIV), AES-CMAC-PRF-128 (aka PRF_AES128_CMAC), and PBKDF2-AES-CMAC-PRF-128.

aes aes-cmac aes-cmac-prf-128 aes-cmac-siv aes-ctr aes-ctr-mode aes-siv cmac cryptography dotnet dotnet-standard pbkdf2-aes-cmac-prf-128 siv siv-aes siv-mode

Last synced: 09 Apr 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/pluto/.github

The Pluto Organization

cryptography webproofs

Last synced: 23 Jan 2026

https://github.com/8hantanu/cryp2o

Watermark based image encryption

cryptography dct rsa

Last synced: 11 Aug 2025

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/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/darconeous/msecret-rust

Tool for deriving various types of keys from known symmetric secrets.

command-line-tool cryptography ecc-cryptography key-derivation passphrase rsa-cryptography rust secret-sharing

Last synced: 19 Jan 2026

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/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/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/cizr/hill-adn-cryptography-bridging-classical-ciphers-with-dna-based-encryption

The Hill-ADN Cryptography project combines Hill cipher methods with DNA encryption, offering a novel approach for improved data security. It includes binary to DNA conversion, amino acid translation, and Hill cipher encryption, with the decryption process addressing genetic code ambiguity challenges.

bioinformatics cryptography data-security dna encryption-decryption genetic-algorithms genetic-code hill-cipher

Last synced: 07 Oct 2025

https://github.com/tangle-network/anonima

A threshold signature oracle node.

cryptography

Last synced: 14 Sep 2025

https://github.com/a-farahani/tokenmanager

TokenManager is a Python GUI tool for managing PKCS#11 tokens. It supports token detection, login, RSA key generation, CSR creation, certificate import, and object listing. Built with tkinter and python-pkcs11, it simplifies token management tasks.

asn1crypto cryptography pkcs11 python python-pkcs11 smartcard tkinter token

Last synced: 04 Jan 2026

https://github.com/kuzma02/secured-file-share

Secure File Sharing App is a comprehensive solution for secure file exchange, developed using the MERN (MongoDB, Express.js, React, Node.js) stack. This application enables users to share files with end-users with a high level of privacy and security.

cryptography encrypted-data encryption end-to-end-encryption file-sharing file-transfer mern mern-stack mern-stack-development secure-file-exchange secure-file-sharing secure-file-upload secure-web-apps transfer-data transfer-files

Last synced: 26 Oct 2025

https://github.com/crnobog69/polychaos

PolyChaos 🔐 | систем шифровања - encryption system

cryptography encryption encryption-decryption python secure security security-tools simple simple-app simple-project

Last synced: 06 Feb 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/namecoin/certinject

Inject certificates into Windows CryptoAPI trust store, with EKU and name constraints.

certificates cryptoapi cryptography hacktoberfest name-constraints privacy security tls windows x509

Last synced: 27 Jan 2026

https://github.com/pmuens/time-lock-puzzle

Time-Lock Puzzle schemes implemented in Go and compiled to WebAssembly

cryptography encryption homomorphic-encryption homomorphic-time-lock-puzzle time-lock time-lock-puzzle

Last synced: 15 May 2025

https://github.com/erhant/polenta

A toy language to play around with polynomials over finite fields.

cryptography lambdaworks pest polynomials repl rust

Last synced: 06 Feb 2026

https://github.com/idriz4work/htb

Hack The Box (HTB) is an online platform for practicing ethical hacking and cybersecurity skills through real-world challenges and virtual labs.

active-directory cryptography enumeration exploitation forensics network-security privilege-escalation reverse-engineering steganography web-security

Last synced: 18 Feb 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

https://github.com/agu3rra/pykeys

Securely store and use your API keys

api coding cryptography key secure token

Last synced: 16 Jan 2026

https://github.com/tankerhq/sdk-ruby

Tanker client-side encryption SDK for Ruby

cryptography encryption end-to-end privacy ruby sdk security tanker

Last synced: 09 Apr 2025

https://github.com/tankerhq/sdk-rust

Tanker client-side encryption SDK for Rust

cryptography encryption end-to-end privacy rust sdk security tanker

Last synced: 09 Apr 2025

https://github.com/marcode24/criptografia-rsa

🔐 This is a cryptography project testing, using RSA criptography

cryptography css html html-css-javascript html5-css3 javascript multer nodejs rsa rsa-cryptography

Last synced: 11 Apr 2026

https://github.com/cupcakearmy/occulto

Isomorphic encryption library that works both in the browser and node.

aes crypto crypto-library cryptography easy-to-use hash high-level node node-crypto typescript

Last synced: 15 Apr 2025

https://github.com/jhnwnstd/suxotin

Python script that distinguishes vowels from consonants using Suxotin's algorithm.

cryptography decipherment suxotin

Last synced: 31 May 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/trailofbits/rfc8785.py

A pure-Python implementation of RFC8785 (JSON Canonicalization Scheme)

canonicalization cryptography json python serialization

Last synced: 15 Apr 2025

https://github.com/unclerus/regnupg

Python GnuPG wrapper

cryptography gnupg gpg python

Last synced: 03 Apr 2025

https://github.com/nexenio/rxkeystore

RxJava wrapper for the Android keystore and cryptography utilities

android android-library cryptography rxjava

Last synced: 19 May 2026

https://github.com/guillaumebouchetepitech/wasm-cryptopp-as-module

Basic WebAssembly port of the open source cryptography library libCrypto++

browser cpp17 cryptography javascript nodejs typescript wasm webassembly

Last synced: 11 Apr 2026

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/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/gerhalt/cryptopals

Solutions to Cryptopals challenges in Python 3. Visit https://cryptopals.com/ for the complete list of challenges.

aes-encryption cbc-mode challenges crypto cryptography diffie-hellman dsa dsa-algorithm ecb-mode puzzles python python3 rsa rsa-algorithm solutions

Last synced: 13 May 2026

https://github.com/transferwise/crypto

Crypto helper modules

crypto cryptography vault

Last synced: 09 Apr 2025

https://github.com/rzubek/easy-cryptography

Easy, simple C# API for common cryptography operations. Wraps built-in .NET crypto libraries, but with simplified API using safe defaults. Single C# file, no extra dependencies.

crypto cryptography csharp csharp-library dotnet dotnet-core dotnet-standard dotnetcore encryption security

Last synced: 14 May 2026

https://github.com/azlibdar/caesar-cipher

Caesar Cipher using JavaScript

caesar-cipher cipher-algorithms cryptography

Last synced: 31 Mar 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/pastesafe/pastesafe.github.io

instant web cryptography. encrypt in realtime as you type. share and decrypt ciphertext.

cryptography web-app

Last synced: 10 Mar 2026

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/pirate-emperor/cipherx

CipherX is a verification project for Advanced Encryption Standard (AES-128) using Universal Verification Methodology (UVM). It leverages Verilog, SystemVerilog, and Python to ensure robust encryption algorithm validation, integrating comprehensive UVM components and tests.

aes-128 cryptography cryptography-algorithms dataencryption dataencryptionstandards digitaldesign encrytption hardwareverification python security testing-framework uvm verification verilog

Last synced: 26 Jan 2026

https://github.com/tom-weatherhead/helix

An RSA encryption and uuencoding/uudecoding application from 2002.

cpp cryptography encryption rsa-encryption uudecode uuencode

Last synced: 09 Oct 2025

https://github.com/uncomputable/tackling-bulletproofs

In-depth survey into what Bulletproofs are and how they work

cryptography learning mathematics pdf tutorial zero-knowledge-proof

Last synced: 19 Mar 2026

https://github.com/juri/fernet

Fernet cryptography format implementation in Swift

cryptography fernet swift

Last synced: 12 Oct 2025

https://github.com/delthas/libsilence-java

Lightweight API for the Silence protocol

cryptography java-8 silence sms smssecure textsecure

Last synced: 06 Jun 2026

https://github.com/samuelschlesinger/blake3-lamport-signatures

An implementation of Lamport/Merkle signatures in Rust using the BLAKE3 hash function.

cli cryptography lamport-signature-scheme merkle-signature-scheme rust rust-lang signature

Last synced: 18 Mar 2025

https://github.com/lovasoa/sha_hashes

Collection of sha hashes of common passwords

cracking cryptography security sha1 website whitehat

Last synced: 28 Jan 2026

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/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/rusq/gonss3

Subset of Mozilla NSS enough to decrypt firefox passwords

3des 3des-cbc asn1-der cryptography deciphering decryption firefox password pkcs5

Last synced: 31 Mar 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/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/helcsnewsxd/cbmc-analysis-report

Technical report on CBMC (C Bounded Model Checker) - Software Engineering II course project - Computer Science @ FAMAF (UNC)

bounded-model-checking cbmc cryptography ctf-writeup famaf formal-verification software-engineering static-analysis university-project

Last synced: 02 Jul 2025

https://github.com/furk4nbulut/julius-caesar-cryptography-algorithm

Java program implements the Julius Caesar's Cryptography Algorithm, also known as Caesar Cipher. The Caesar Cipher is a substitution cipher where each letter in the plaintext is shifted a fixed number of places down or up the alphabet.

algorithm cryptography java julius-caesar-cryptography

Last synced: 09 Jun 2026

https://github.com/dineshssdn-867/cryptography

Although there are different methods to encrypt and decrypt messages, we'll focus on a linear algebra-based cipher, the Hill cipher, which uses a matrix as a cipher to encode a message or an image, and it's extremely difficult to break when a large matrix is used.

colab-notebook cryptography hill-cipher linear-algebra matrix-multiplication

Last synced: 26 Oct 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/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/harryr/stegive

Steganographic encrypted archive

archive cryptography encryption steganography

Last synced: 27 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 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