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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/demo-nexmo-chat-android

A simple Web application that demonstrates how the end-to-end encryption works in chat messaging use case. The application uses Nexmo as a messaging provider.

android chat cryptography e2ee encryption end-to-end-encryption messenger nexmo secured-by-virgil vonage web-app

Last synced: 09 Nov 2024

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

Feistel cipher implementation for the JVM providing format-preserving encryption

algorithm cryptography encryption feistel-cipher format-preserving-encryption fpe xor-operation

Last synced: 13 Oct 2024

https://github.com/sdrapkin/securitydriven.winter

Cloud-Scale Cryptography.

aead aes-gcm cryptography gcm streaming

Last synced: 07 Nov 2024

https://github.com/oxmarco/crypto

C++ utility to crypt/decrypt all files in a given directory with a simple XOR cypher (OSX version)

crypto cryptography mac-osx xor

Last synced: 24 Oct 2024

https://github.com/miraclx/libeaes-js

Enhanced simultaneous compression + encryption prototype with NodeJS

aes-ctr aes-encryption compression cryptography decrypt eaes encrypt gzip pipe stream

Last synced: 11 Oct 2024

https://github.com/vatshayan/github-internship

Internship available for Everyone on Machine Learning, Cryptography, Data science, IOT, Security and Web Development

c cryptocurrency cryptography datascience internship internship-report internships internships-offers machine-learning machine-learning-algorithms python startup-internships webdevelopment

Last synced: 11 Oct 2024

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

Golang implementation of multiple crypto protocols

cryptography golang

Last synced: 06 Nov 2024

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

Secure data storage with trusted third-parties to use in Javascript environment

cryptography data-masking javascript-library signing-trusted storage-api typescript-library

Last synced: 13 Oct 2024

https://github.com/xsavikx/present-cipher

In this repo you'll find a reference python implementation of PRESENT cipher and my own minified version with 16-bit key and 8-bit block.

cipher cryptography

Last synced: 08 Nov 2024

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

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

cryptography data-sharing keyknox sdk

Last synced: 09 Nov 2024

https://github.com/virgilsecurity/virgil-ratchet-kotlin

Virgil Security Ratchet SDK provides an implementation of the Double Ratchet algorithm, which is used by parties to exchange encrypted messages based on a shared secret key.

cryptography doubleratchet encryption perfect-forward-secrecy pfs ratchet

Last synced: 09 Nov 2024

https://github.com/demining/milk-sad-vulnerability-in-the-libbitcoin-explorer-3.x

Milk Sad vulnerability in the Libbitcoin Explorer 3.x library, how the theft of $900,000 from Bitcoin Wallet (BTC) users was carried out

bitcoin bitcoin-wallet blockchain-explorer cryptocurrency cryptography hacker hacking libbitcoin mersenne-twister prng vulnerability

Last synced: 13 Oct 2024

https://github.com/smartiden/biggest-lost-bitcoin-wallets-list

Machine learning algorithms from repository Smart-Transformers retrieved lost cryptocurrency wallets from the Bitcoin network for a total amount of: 2127 BTC

bitcoin bitcoin-hacking bitcoin-wallet btc-wallet btc-wallet-recovery cryptocurrencies cryptocurrency cryptography lost-bitcoin-wallet-finder lost-crypto-currency lost-crypto-currency-finder

Last synced: 11 Oct 2024

https://github.com/diptochakrabarty/voice-encryption

Use Sockets and Encryption Algorithms for cryptography project

cryptography encryption hashing-algorithm rsa rsa-cryptography

Last synced: 28 Oct 2024

https://github.com/dkosmari/gnome-shell-extension-totp

A GNOME Shell extension to generate Time-based One-Time Passwords (TOTP aka Time-based OTP) for websites that use 2FA.

2fa 2factor cryptography gnome gnome-shell gnome-shell-extension javascript otp otp-generator otpauth security totp

Last synced: 09 Nov 2024

https://github.com/yds12/guarakapa

Password manager for the terminal.

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

Last synced: 14 Nov 2024

https://github.com/jshawl/proof.im

Zero-Trust Signature Based Proof of Identity

authentication cryptography digital-signature ed25519 identity minisign signature ssh-key

Last synced: 15 Oct 2024

https://github.com/fpoirotte/cryptal

Cryptography Abstraction Layer for PHP

abstraction crypto cryptography layer php

Last synced: 28 Oct 2024

https://github.com/ali2210/wizdwarf

(:tada:) WzDwarf is a decentralized molecular application interface

cloud containers cryptography decentralized docker docker-compose go linux protocol-buffers terraform

Last synced: 28 Oct 2024

https://github.com/descent098/diffie-hellman

A very simple implementation and explanation of the Diffe-Helmen Key Exchange

cryptography diffie-hellman diffie-hellman-exchange education learning

Last synced: 13 Oct 2024

https://github.com/slowli/secret-tree

Hierarchical secret derivation with Blake2b and RNGs

cryptography key-derivation

Last synced: 28 Oct 2024

https://github.com/anmol-singh-jaggi/sha2_512

:lock_with_ink_pen: An implementation of SHA-2 hash function with a digest size of 512 bits

c-plus-plus cryptography digest hash

Last synced: 15 Oct 2024

https://github.com/manelli/ex_bcrypt

Elixir wrapper for the OpenBSD bcrypt password hashing algorithm

bcrypt cryptography elixir password security

Last synced: 09 Nov 2024

https://github.com/OmiyaGames/omiya-games-cryptography

Unity package containig a collection of cryptography-related tools.

cryptography omiya-games openupm unity unity-asset unity-editor unity-scripts unity2d unity3d

Last synced: 10 Nov 2024

https://github.com/martinpaljak/cdoc4j

Java library for handling CDOC 1.0/1.1/2.0 files with AES-256 GCM and RSA or ECC

aes-256 aes-gcm cdoc cryptography encryption java xml

Last synced: 15 Oct 2024

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: 11 Oct 2024

https://github.com/roginvs/cryptopoll

Secure crypto voting application

cryptography monero voting voting-application

Last synced: 10 Oct 2024

https://github.com/nicknaso/cryptoppjs

Node.js native addons for cryptopp

cplusplus crypto cryptography javascript native-module nodejs

Last synced: 15 Oct 2024

https://github.com/jsign/kzg-ceremony-test-vectors

Ethereum KZG ceremony test vectors using the reference implementation

cryptography ethereum kzg powers-of-tau

Last synced: 29 Oct 2024

https://github.com/iamnotstatic/wallet-manager

This is for managing crypto addresses and generation

bitcoin blockchain cryptocurrency cryptography ethereum

Last synced: 25 Oct 2024

https://github.com/prajwalg12121998/avalanche-effect-in-des-and-triple-des

This is a coding assignment as part of Computer Security subject. It does analysis of Avalanche Effect in DES and Triple DES

avalanche-effect blockcipher cryptography des des3

Last synced: 11 Nov 2024

https://github.com/wildonion/thecry

πŸ₯² my whole knowledge of low level coding, decrypting, decompiling and shellcode injection

aes-256 cbc-aes-encryption cryptography decompilation decryption-algorithm shellcode

Last synced: 16 Oct 2024

https://github.com/lukasz-zimnoch/ipfs-market

Example repository intended to demonstrate a simple digital goods trading system powered by Ethereum smart contracts, IPFS file system and some basic cryptographic algorithms.

blockchain cryptocurrency cryptography ethereum go ipfs solidity

Last synced: 14 Oct 2024

https://github.com/vsrc/playground

My personal sandboxed experimenting lab

bitcoin cryptocurrency cryptography golang

Last synced: 06 Nov 2024

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: 27 Oct 2024

https://github.com/oliverbutler/steggy

Written in Rust, features a simple cli and a client-side webapp

cli cryptography rust steganography

Last synced: 08 Nov 2024

https://github.com/analogfeelings/blitzhash

SHA hashing library for Blitz3D, using Crypto++ as a backend.

blitz blitz3d blitzbasic cpp cryptography cryptopp visual-studio vs2022

Last synced: 31 Oct 2024

https://github.com/scar26/votesec.io

An automated voting platform based on Azure Blockchain that offers complete anonymity, instantaneous results and a plethora of other features

blockchain cosmosdb cryptography iot node-chakra solidity truffle

Last synced: 09 Nov 2024

https://github.com/elliotwutingfeng/fernet

A Dart library for encrypting and decrypting messages using the Fernet scheme.

aes-128-cbc cryptography decryption encryption hmac-sha256 pkcs7 secret

Last synced: 11 Nov 2024

https://github.com/piotrpsz/gost

GOST algorithm implemented in Go

cryptography go gost

Last synced: 07 Nov 2024

https://github.com/Signal-K/Prof

Prof, from the icelandic word for tests: automated unit tests for the Star Sailors ecosystem

blockchain blockchain-game buildspace cryptography dao dao-design-pattern ethersproject magic nft star-sailors thirdweb

Last synced: 03 Aug 2024

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: 16 Oct 2024

https://github.com/makischristou/crabguard

πŸ¦€πŸ”’ 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: 12 Oct 2024

https://github.com/dipanshkhandelwal/manytimepad

A solution to many time pad attack https://manytimepad.js.org/

cryptography encryption manytimepad onetimepad

Last synced: 27 Oct 2024

https://github.com/samuel-lucas6/rocca-s.net

A .NET implementation of Rocca-S.

aead crypto cryptography rocca rocca-s

Last synced: 16 Oct 2024

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

A .NET implementation of AEGIS-128L and AEGIS-256.

aead aegis aegis128l aegis256 aes crypto cryptography

Last synced: 16 Oct 2024

https://github.com/buhman/cryptio

file-like interface for authenticated encryption

aes-gcm authenticated-encryption cryptography encryption-library

Last synced: 27 Oct 2024

https://github.com/raymondfx/uptechafrica

UpTechAfrica East Africa Blockchain Hackathon - Whistleblower Solution

blockchain cryptography whistleblowing

Last synced: 24 Oct 2024

https://github.com/nning/vigenere_jorin

Quick POC of an idea for a Vigenere variant, my 6 year old son inspired

cryptography vigenere

Last synced: 27 Oct 2024

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: 11 Oct 2024

https://github.com/py-zero/cryptozero

Simple, strong cryptography for beginners, in Python.

cryptography education python3

Last synced: 12 Oct 2024

https://github.com/arad-afzali/aes-file-encryptor-decryptor

AES-File-Encryptor is a Python-based application that provides a user-friendly graphical interface for encrypting and decrypting files or texts using the Advanced Encryption Standard (AES). This tool is designed to help users secure their files or texts by generating encryption keys, and encrypting or decrypting them when needed.

aes aes-encryption cryptography decryption encryption-tool file-encryption file-security gui text-encryption

Last synced: 11 Nov 2024

https://github.com/hushos/hushos

An open source, privacy first, end-to-end encrypted productivity OS!

cryptography encryption end-to-end-encryption nextjs privacy self-hosted typescript

Last synced: 10 Oct 2024

https://github.com/eqoty-labs/kryptools

Kotlin multiplatorm crypto tools: AES-SIV, Axlsign, AES256-GCM, Bech32, Secp256k1

crypto cryptography kotlin kotlin-android kotlin-js kotlin-jvm kotlin-library kotlin-multiplatform kotlin-native

Last synced: 15 Oct 2024

https://github.com/ggeorgovassilis/webencryption

Simple (offline) HTML and Javascript for encrypting stuff

cryptography javascript security web

Last synced: 31 Oct 2024

https://github.com/wildonion/wallexerr

RSA (Asymmetric) Crypto Wallet Implementations using ECC Curves

crypto cryptography ecdsa ed25519 elliptic-curve-cryptography rsa-cryptography secp256k1 secp256r1 wallet web3

Last synced: 07 Nov 2024

https://github.com/jsign/zig-eth-secp256k1

A Zig libsecp256k1 wrapper with bells and whistles for Ethereum

cryptography ethereum secp256k1 zig

Last synced: 27 Oct 2024

https://github.com/abhisinha08/cryptile

A Desktop App and CLI tool to encrypt and decrypt your files with a secure password

cryptography react rust tauri

Last synced: 12 Oct 2024

https://github.com/benwoo1110/cryptography-gui

Simple visualisation for basic string cryptography algorithms

algorithms cryptography cryptography-gui pygame python3 string-cryptography-algorithms visualisation

Last synced: 08 Nov 2024

https://github.com/developpeurpascal/swap-keys-generator

A simple generator of reversible bytes lists or arrays in different programming languages for swapping from a byte value to an other.

cryptographic-algorithms cryptography cryptography-tools delphi delphi-app developer-tool developer-tools firemonkey firemonkey-applications

Last synced: 01 Nov 2024

https://github.com/daniel-boll/zealot

Be Hideous Before Zeal Cease Zealotry.

cryptography decryption encryption study study-group study-project

Last synced: 05 Nov 2024

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: 24 Oct 2024

https://github.com/asc8384/simple-cryptography

Simple cryptographic implementation, including TinyJambu, Grain-128AEAD, Fridrich, etc.

crypto cryptography encryption tinyjambu

Last synced: 03 Nov 2024

https://github.com/allouis/lamport-ots

πŸ” Lamport One-Time Signatures in JavaScript πŸ”

cryptography lamport ots signature

Last synced: 12 Oct 2024

https://github.com/demining/japanese-version-of-bitcoin-blockchain-cryptanalysis

γƒ“γƒƒγƒˆγ‚³γ‚€γƒ³ζš—ε·θ§£ζžγƒ„γƒΌγƒ«

attack bitcoin bitcoin-wallet btc cryptoanalysis cryptography privatekey secp256k1 vulnerability

Last synced: 11 Oct 2024

https://github.com/mjvl/csci-462-tools

Collection of miscellaneous scripts written to help for CSCI-462 - RIT's cryptography course.

cryptography csci-462 diffie-hellman dsa elgamal elgamal-digital-signature rit-cryptography-course rit-csci-462 square-and-multiply

Last synced: 16 Nov 2024

https://github.com/noot/dleq-rs

cross-group discrete log equality proof

cryptography dleq zero-knowledge

Last synced: 13 Nov 2024

https://github.com/thomasthaddeus/algorithmselector

Explore our extensive Algorithms Repository, featuring a diverse range of algorithms from computational methods to data structures, cryptographic techniques, and AI. Ideal for education, research, and practical application, each algorithm is well-documented, tested, and optimized for performance and readability.

ai algorithms computational-algorithms computer-science cryptography data-compression data-structures educational-resource game-theory graph-theory machine-learning network-flow open-source optimization python

Last synced: 28 Oct 2024

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

Fast discrete logarithm solver in Rust

cryptography discrete-logarithm number-theory

Last synced: 14 Oct 2024

https://github.com/cyrildever/feistel-py

Feistel cipher implementation in Python for format-preserving encryption

algorithm cryptography encryption feistel-cipher format-preserving-encryption fpe xor-operation

Last synced: 13 Oct 2024

https://github.com/kingmob/cryptopals-crypto-challenges

The Cryptopals (formerly Matasano) crypto challenges

clojure crypto-challenges cryptography cryptopals

Last synced: 12 Oct 2024

Cryptography Awesome Lists
awesome-cryptography 270 Computer-Science-Resources 51 awesome-blockchain-rust 105 awesome-crypto-papers 102 awesome-iam 274 awesome-he 82 awesome-substrate 165 awesome-cryptography-rust 78 awesome-ctf-resources 239 awesome_computer_science 116 Library-of-Ethereum 138 awesome-algorand 202 awesome-zama 179 awesome-ethereum-finance 93 awesome-infosec 83 Blockchain-Guide 538 awesome-risc0 46 bitcoin-history 137 fucking-awesome-cryptography 193 awesome-anonymity-papers 30 free-cryptography-resources 73
Cryptography Categories
Contributed talks, posters and presentations 225 The list 206 Cryptography 115 Resources 111 2018 96 Frameworks and Libs 92 Blockchain Explorers 91 Research papers and publications 87 MEV 83 Password-less auth 82 Authorization 79 Tools 79 Development Tools 77 Uncategorized 75 Ecosystem 63 Papers 60 Misc 57 More 56 Content 55 Multi-factor auth 54