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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/fxfactorial/accumulator

RSA accumulator in go lang

accumulator crypto cryptography rsa

Last synced: 10 Apr 2025

https://github.com/stuyy/bitmedia

Chatterbyte - Social Media Application allowing users to manage tasks, update their statuses, and interact with others.

authorization cookies cryptography databases es6 expressjs javascript nodejs sessions

Last synced: 09 Apr 2026

https://github.com/tableturn/kryptonite

A kollection of scripts that are very close to cryptography but aren't - hence the typo.

cryptography hex kryptonite

Last synced: 13 Apr 2025

https://github.com/eneko/axx

Encrypt / decrypt files from the command line

cli command-line-tool cryptography encryption swift swiftpm

Last synced: 15 Jun 2025

https://github.com/haikelfazzani/otp

🔐 Zero dependencies Deno/Bun/Node/Browser module for TOTP and HOTP generator based on RFC 6238 and RFC 4226 🗝️

2fa browser bun cryptography deno hotp nodejs one-time-password otp rfc-6238 rfc4226 security totp web-crypto web-cryptography-api

Last synced: 13 May 2025

https://github.com/sakryukov/storage-free-pass

Storage-Free Pass is a generator of highly secure passwords based on cryptographic hash and master password, which should be memorized; no password storage is involved

authentication criptographic-hash cryptography css html javascript security

Last synced: 07 May 2025

https://github.com/president-xd/cryptix

The Cryptix a powerful python library which provides decryption functions for various ciphers. Below are examples demonstrating how to use the decryption functions for different ciphers included in the package.

cryptography cryptography-algorithms cryptography-library cryptography-project cryptography-tools decoder decoders decryptor decryptor-hash library

Last synced: 07 Mar 2026

https://github.com/chinmay29hub/stegmoji

Stegmoji is a client-side steganography tool. Encode secret messages into emoji or text using invisible Unicode characters (variation selectors, zero-width joiners). Supports three embedding modes (Tail, Interleaved, ZWJ-aware), optional compression, AES-GCM encryption, and full Unicode analysis/visualization

client-side compression cryptography data-visualization javascript nextjs open-source privacy react security steganography unicode web-app web-crypto

Last synced: 17 Jan 2026

https://github.com/elliotwutingfeng/aegis-backup-decryptor

CLI tool to decrypt backup files exported from the Aegis Authenticator app. This application is neither affiliated with Beem Development nor Aegis Authenticator.

2fa aes aes-gcm android backup cryptography cybersecurity decryption encrypt encrypted encryption linux macos openssl otp privacy scrypt security totp windows

Last synced: 29 Apr 2025

https://github.com/marcogarlet/crypto

A collection of cryptographic algorithms (even attacks) created during Cryptography classes.

algorithm cryptography

Last synced: 21 Jun 2025

https://github.com/sop/crypto-util

A PHP library of various utilities for cryptographic applications.

cryptography elliptic-curves pbkdf1 pbkdf2 pem private-key public-key rsa

Last synced: 11 Jan 2026

https://github.com/jsign/sumhash

sumhash512 cryptographic function implementation

algorand cryptography hash rust

Last synced: 18 Mar 2025

https://github.com/jsign/merlin

Composable proof transcripts for public-coin arguments of knowledge

cryptography fiat-shamir transcript zero-knowledge

Last synced: 18 Mar 2025

https://github.com/siyovush-hamidov/hamming-codes-8-4

🔐 This project implements the Hamming Code 8-to-4 algorithm for error detection and correction during information transmission, capable of handling one mistake

cpp cryptography

Last synced: 14 Apr 2025

https://github.com/ispique/data-converter

A Python script that includes various functions for data conversion, encoding, and decoding, as well as cryptographic operations such as RSA, AES, and Triple DES encryption and decryption.

3des aes aes-encryption ascii base58 base64 binary cryptography cryptography-algorithms data-converter hexadecimal offset python python-script rot13 rot13-cipher rsa rsa-cryptography string-converter triple-des

Last synced: 13 Apr 2025

https://github.com/alexadamm/jwt-vault-go

JWT implementation with HashiCorp Vault's signature

cryptography go golang jwks jwt microservices vault

Last synced: 12 Jan 2026

https://github.com/astro-gram/password-manager

This is a secure password manager written in Python. 🔥🔥

cryptography encryption password-manager python

Last synced: 24 Sep 2025

https://github.com/chrisamanse/Codegen

An open source one-time password generator for iOS.

authentication authenticator cryptography generator hmac ios one-time-passwords qrcode security swift

Last synced: 22 Jul 2025

https://github.com/isan-rivkin/lamport-signatures-rs

Lamport one-time signature scheme in Rust

cryptography lamport-signature quantum-computing

Last synced: 04 Oct 2025

https://github.com/dracoon/dracoon-csharp-crypto-sdk

Official DRACOON Crypto SDK for C#

crypto cryptography csharp dracoon sdk

Last synced: 27 Jun 2025

https://github.com/chetanxpro/public-key-cryptography

This is a basic project to show how public key cryptography work By using Elliptic Curve Digital Signatures

cryptography ecdsa-cryptography ethereum

Last synced: 12 Apr 2025

https://github.com/jwerle/libhypercore-crypto

A C99 library for various cryptographic functions used in Hypercore.

c crypto cryptography hypercore

Last synced: 28 Mar 2025

https://github.com/hugow04/vpn

VPN (Virtual private network) for MacOS and Linux

cryptography tcp udp virtual-private-network vpn vpn-client vpn-server

Last synced: 22 Jul 2025

https://github.com/virgilsecurity/virgil-purekit-net

PureKit SDK allows developers to protect users' passwords and sensitive personal information in a database from data breaches and both online and offline attacks and make stolen passwords useless even if a database is breached.

cryptography encryption gdpr hipaa passw0rd password password-hardened-encryption phe pii piidata sdk

Last synced: 09 May 2025

https://github.com/bardiakz/oqs

oqs - A Dart FFI wrapper for liboqs, delivering post-quantum cryptographic algorithms. Supports NIST-standardized KEMs (e.g., ML-KEM) and signatures (e.g., ML-DSA), optimized for Flutter and cross-platform applications (Android, iOS, Linux, macOS, Windows). MIT Licensed.

cryptography dart ffi flutter kem kyber liboqs ml-dsa ml-kem oqs pqc quantom-cryptography

Last synced: 19 Feb 2026

https://github.com/martinpaljak/cdoc

Command line utility for encrypting and decrypting CDOC files (DigiDoc Crypto alternative)

cdoc cli cryptography java smartcard utility

Last synced: 14 Apr 2025

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

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

cryptography keyknox keypair sdk

Last synced: 09 May 2025

https://github.com/virgilsecurity/virgil-pythia-node

Virgil Pythia SDK allows developers to implement Pythia protocol to create breach-proof passwords, immune to offline and online attacks.

breach-proof-password cryptography encryption nodejs pythia pythia-sdk sdk virgil-pythia

Last synced: 09 May 2025

https://github.com/virgilsecurity/virgil-cryptowrapper-x

Virgil Crypto library is a small, flexible and convenient wrapper for a variety of cryptographic algorithms. Includes asymmetric key generation, encryption/decryption of data, generation/verification of digital signatures, Pythia protocol and Double Ratchet protocol implementation.

cryptography doubleratchet encryption pythia ratchet

Last synced: 09 May 2025

https://github.com/dufkan/JCEd25519

JavaCard implementation of Ed25519 signature algorithm for smartcards that do not support EdDSA algorithm introduced in JavaCard API version 3.1.

cryptography ed25519 javacard

Last synced: 16 Mar 2025

https://github.com/berdav/okx-passphrase-restorer

Retrieve OKX 12 words passphrase from a backup of the wallet files and the password.

cryptocurrency cryptography okx wallet

Last synced: 10 Apr 2025

https://github.com/rsarky/og-rsa

An RSA implementation in pure Rust

cryptography rsa rust

Last synced: 26 Jul 2025

https://github.com/coderserdar/csharphelpermethods

Bu çeşitli veri türleri ile ilgili olarak faydalı metotların kullanımı ile ilgili olarak hazırlanmış basit bir Windows Form uygulamasıdır

c-sharp cryptography datetime helpful numerical-methods string windows-forms

Last synced: 26 Jul 2025

https://github.com/10d9e/paillier.sol

Paillier homomorphic cryptosystem in Solidity

cryptography paillier-cryptosystem solidity

Last synced: 12 Apr 2025

https://github.com/rumkin/crypto-stamp

🖋 Web-ready signature format and library

crypto-stamp cryptography javascript signatures website

Last synced: 27 Jul 2025

https://github.com/animeshshaw/psychohasher

A Java based utility for data or file hash generation.

cryptography dfir forensics gradle hashing java

Last synced: 20 Sep 2025

https://github.com/msokoloff1/adversarial-neural-cryptography

Explores adversarial networks for cryptography

artificial-intelligence cryptography neural-network

Last synced: 17 Jun 2025

https://github.com/nexckycort/rijndael-nodejs

Implementation of the rijndael encryption algorithm.🛡️

cryptography nodejs typescript webpack

Last synced: 28 Oct 2025

https://github.com/rednblkx/dash_live_decrypt_proxy

A Simple DRM(CENC) decrypting script for DASH manifests of "dynamic" type

cryptography dash drm ffmpeg mp4 proxy video

Last synced: 10 Jul 2025

https://github.com/cosmian/cloudproof_js

The JavaScript/Typescript API library to Cosmian Cloudproof Encryption

cloud cloudproof cryptography java

Last synced: 09 Jul 2025

https://github.com/beritani/ring-signatures

Pure TypeScript Ring Signatures

cryptography elliptic-curves ring-signatures

Last synced: 27 Jun 2025

https://github.com/alexaubry/crypto

Swift wrapper for CommonCrypto

commoncrypto cryptography swift

Last synced: 30 Jul 2025

https://github.com/nishnash54/twostepencryption

Applying Steganography followed by Visual Cryptography Encode and Decode data

cryptography python3 steganography visual-cryptography

Last synced: 15 Aug 2025

https://github.com/paepckehh/tlsinfo

Tool to analyze and troubleshoot TLS connections (app/lib/api)

analyzer certificate certificates command-line crypto cryptography ecdsa ed25519 go infosec infosectools pki rsa ssl terminal tls tls13 x509

Last synced: 01 Apr 2026

https://github.com/sc0vu/js-secp256k1

Compiled webassembly of bitcoin secp256k1

bitcoin cryptography elliptic secp256k1 wasm webassembly

Last synced: 13 Apr 2025

https://github.com/crowdcompute/crowdengine

Peer-to-Peer compute engine implementation

blockchain crypto cryptocurrency cryptography ethereum peer-to-peer

Last synced: 12 Jan 2026

https://github.com/xeroxxhah/l0ck

Ransomeware written in python

cryptography cryptolocker ransomware

Last synced: 21 Jun 2025

https://github.com/retr0kr0dy/cryptsis

CryptSIS is an encryptor/decryptor working with different Cipher depending on the version.

cryptography encryption-decryption

Last synced: 18 Feb 2026

https://github.com/cgaebel/lifecrypt

Store a root of trust for your life.

backup cryptography

Last synced: 20 Jul 2025

https://github.com/cyrildever/crumbl-jar

Library in the JVM for secure data storage with trusted third-parties

cryptography data-masking scala-library signing-trusted storage-api

Last synced: 10 Apr 2025

https://github.com/cmdruid/frost

Flexible, round-optimized threshold signature library for BIP340 taproot.

bitcoin cryptography frost threshold

Last synced: 20 Sep 2025

https://github.com/guilt/groupenc

Group Encryption utilities in Python, with a CLI.

bootstrap cryptography encryption group privacy self-hosted vault

Last synced: 21 Jul 2025

https://github.com/myl7/vdmpf

Verifiable distributed multi-point function (DMPF) implementation

cryptography dmpf dpf fss

Last synced: 15 May 2025

https://github.com/roginvs/cryptopoll

Secure crypto voting application

cryptography monero voting voting-application

Last synced: 14 Jun 2025

https://github.com/rarimo/tss-svc

Threshold signature producer service that performs signing of cross chain operations

cryptography ecdsa go threshold-signature

Last synced: 10 Apr 2025

https://github.com/chksum-rs/lib

An implementation of various hash functions with a straightforward interface for computing digests of bytes, files, directories, and more.

cryptography digest hash rust rust-crate

Last synced: 08 Apr 2026

https://github.com/alexaubry/Crypto

Swift wrapper for CommonCrypto

commoncrypto cryptography swift

Last synced: 21 Jul 2025

https://github.com/serviejs/keysign

Data signing and verification for rotating credentials and algorithms

cryptography data-integrity hmac hmac-sha256 sign

Last synced: 19 Jul 2025

https://github.com/python273/pwngrid-api

Pwnagotchi's Pwngrid API client (⌐■_■)

cryptography pwnagotchi python

Last synced: 07 May 2025

https://github.com/star10pro/electron-executor

Electron-Executor is a powerful tool for executing commands directly from an Electron application. It provides a seamless way to interact with the underlying operating system for enhanced functionality.

cryptography cybersecurity electron electron-app encryption gpg gpt javascript llm mobile nodejs offline pgp privacy

Last synced: 29 Jul 2025

https://github.com/gibbed/gibbed.xxtea

C#/.NET implementation of XXTEA.

block-cipher cryptography xxtea

Last synced: 29 Jul 2025

https://github.com/diplomatiq/crypto-random

TypeScript library for generating cryptographically strong, uniformly distributed random integers from custom intervals, strings from custom character sets, and boolean values.

cryptography javascript javascript-library random-bytes random-generation random-int random-string secure-random-generator typescript

Last synced: 29 Jul 2025

https://github.com/jonasalfredsson/docker-on-tmpfs

GitHub Action that mounts a tmpfs volume on /var/lib/docker/.

386 armv7 cryptography docker getdents64 github-actions hacktoberfest qemu readdir tmpfs

Last synced: 11 May 2025

https://github.com/aigptcode/secure-note-blockchain

یک برنامه یادداشت امن که از رمزنگاری امن برای حفاظت از یادداشت‌های شما و سیستم بلاک چین که نوت ها به صورت بلاک سیو و استفاده می‌کند

api blockchain cryptography hack note notes py python secure secure-note web3

Last synced: 19 Mar 2025

https://github.com/devgeeks/echidna.js

Crypton is dead, long live Echidna.js

crypto cryptography echidna pouchdb tweetnacl

Last synced: 05 Apr 2025

https://github.com/arxiver/rsam

Modified package for RSA encryption/decryption to allow large message encryption/decryption, to allow encryption through private key and decryption through public key and signature through public key and private key and vice versa. i.e. Additional functionalities to the existing crypto package https://pkg.go.dev/github.com/gossl/rsam

crypto cryptography go go-package golang gopher package rsa rsa-algorithm rsa-encryption rsa-key-encryption rsa-key-pair

Last synced: 24 Jul 2025

https://github.com/roastercode/cryptosteg

Encrypt / Decrypt your files securely from command line to a picture

cryptography steganography

Last synced: 11 Jun 2026

https://github.com/happenslol/xkcdpass

Secure random password generation library in go. Inspired by https://xkcd.com/936/

cryptography generator password random xkcd

Last synced: 18 Jun 2026

https://github.com/gers2017/zenode

Abstraction layer on top of p2panda to interact with p2panda nodes

abstraction aquadoggo cryptography graphql p2p p2panda peer-to-peer rust schema utility-library

Last synced: 05 Sep 2025

https://github.com/internet-of-people/iop-ts

The IOP Stack™, home to the Morpheus Identity Management System

blockchain cryptography did ssi

Last synced: 24 Feb 2026

https://github.com/antonkueltz/roca-crack

Crack RSA keys generated with bad Infineon keygen

cryptanalysis cryptography rsa

Last synced: 23 Aug 2025

https://github.com/webmd-health-services/carbon.cryptography

Cross-platform PowerShell module that makes encrypting and decrypting strings (using standard cryptographic algorithms) and managing certificates easy.

aes-crypto aes-encryption certificates cryptography dpapi powershell powershell-core powershell-module rsa-cryptography rsa-encryption securestring security x509 x509certificates

Last synced: 15 Oct 2025

https://github.com/yantavares/segcomp

Repositório para abrigar os códigos da disciplina de Segurança Computacional (SEGCOMP) da UnB.

cryptography cybersecurity security

Last synced: 11 Mar 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-ethereum-finance 93 awesome-infosec 83 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 Papers 173 Cryptography 161 Tutorials 158 Resources 154 Research papers and publications 141 Uncategorized 128 2018 101 Tools 101 MEV 89 Blockchain Explorers 89 Blockchain Playgrounds 81 Learning Resources 78 Blockchains 72 Research Groups 72 Misc 67