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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.

GitHub: https://github.com/topics/cryptography
Wikipedia: https://en.wikipedia.org/wiki/Cryptography
Last updated: 2024-11-19 00:06:14 UTC
JSON Representation

https://github.com/piotrpsz/gost

GOST algorithm implemented in Go

cryptography go gost

Last synced: 07 Nov 2024

https://github.com/glaukiol1/gagchain

Proof-Of-Work blockchain written in Go

algorithm bitcoin blockchain cryptocurrency cryptography database db elliptic elliptic-curve-cryptography keypairs secp256k1 tcp

Last synced: 15 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/crnobog69/polychaos

PolyChaos 🔐 | систем шифровања - encryption system

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

Last synced: 19 Nov 2024

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

C ++ library for JSON encryption with COMMENTS

cryptography json json-parser strip-json-comments

Last synced: 11 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/banyc/chatter

An End-to-End Intranet IM with Message Encryption. __Download link:

cryptography dotnet end-to-end-encryption instant-messaging intranet windows

Last synced: 19 Nov 2024

https://github.com/sgiath/secp256k1

Elixir wrapper for Bitcoin Core secp256k1 library

bitcoin cryptography elixir secp256k1

Last synced: 14 Oct 2024

https://github.com/horus-org/payjoin-react-native

React Native Library to Payjoin

bitcoin cryptography payjoin privacy

Last synced: 15 Oct 2024

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: 06 Nov 2024

https://github.com/d0nutptr/cryptopals_solutions

My solutions to the CryptoPals problem sets.

cryptography cryptopals python python3 security

Last synced: 13 Oct 2024

https://github.com/ngirimana/rsa

RSA algorithm is asymmetric cryptography algorithm. Asymmetric actually means that it works on two different keys i.e. Public Key and Private Key. As the name describes that the Public Key is given to everyone and Private key is kept private.

cryptography css3 html5 network-security rsa

Last synced: 08 Nov 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/noot/dleq-rs

cross-group discrete log equality proof

cryptography dleq zero-knowledge

Last synced: 13 Nov 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/nyg/opaque-impl

OPAQUE implementation (PoC)

cryptography elliptic-curve opaque proof-of-concept

Last synced: 12 Nov 2024

https://github.com/meyiapir/cryptograph

This is a simple console application for encrypting files using AES, written in Python.

aes aes-encryption cryptography file-encryption python python3

Last synced: 12 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/thomasleplus/offcrypt

Offline Progessive Web App implementing various cryptographic functions.

checksum cipher cipher-algorithms cryptographic-algorithms cryptography cryptography-algorithms cryptography-tools node node-js nodejs pwa react reactjs

Last synced: 08 Nov 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/frankmike/bitcoin-from-scratch

A study on Bitcoin main components

bitcoin bitcoin-payment bitcoin-transaction blockchain cryptography mathematics

Last synced: 11 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/cipherstash/enveloperb

Ruby bindings for the envelopers envelope-encryption library

cipherstash cryptography encryption envelope-encryption ruby

Last synced: 09 Nov 2024

https://github.com/utilyre/summer

🔥 High-performance utility for generating checksums in parallel

checksum cli command-line cryptography go golang hashing lib library parallel parallel-computing tool utility

Last synced: 06 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/dotx12/algunscrypt

🔒 Alguns is a symmetric encryption method that contains 2 keys. Uses 128-bit AES in CBC mode and PKCS7 padding with the replacement of letters with random values.

aes alguns crypto cryptography decrypt hash python python3

Last synced: 14 Oct 2024

https://github.com/yrotak/d-1

D-1 is an open source symmetric encryption algorithm

crypto cryptography d-1 done encryption encryption-algorithms encryption-decryption symetric-key

Last synced: 09 Nov 2024

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

ビットコイン暗号解析ツール

attack bitcoin bitcoin-wallet btc cryptoanalysis cryptography privatekey secp256k1 vulnerability

Last synced: 11 Oct 2024

https://github.com/layr-labs/cerberus

Go implementation of cerberus-api

bn254 cryptography

Last synced: 29 Oct 2024

https://github.com/hpgrahsl/rhd-csflc-kafka-connect-demos

Demo Scenarios discussed in my Red Hat Developers article series

apachekafka cryptography encryption-decryption kafka kafka-connect security

Last synced: 10 Nov 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/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/raykarna/bitcoin-stealer

Generate random bitcoin wallets, private keys (seeds) and then check if they match a wallet that contains some kind of balance, and then take it. Node.js

bitcoin bruteforce btc btc-wallet btc-wallet-recover cracker cracking crypto cryptocurrency cryptography ethereum javascript node node-js nodejs seed seed-phrase wallets

Last synced: 09 Nov 2024

https://github.com/danieldidiobalsamo/sha256_golang

Go SHA-256 from-scratch implementation

cryptography go hasing sha256

Last synced: 09 Nov 2024

https://github.com/mobilecoinfoundation/rand

A platform abstraction layer providing a cryptographic RNG

cryptography no-std random rng

Last synced: 11 Nov 2024

https://github.com/jotavare/42-ctf

Documentation on how I completed the CTF challenges from 42CTF.

42 buffer-overflow cryptography ctf exploits forensics injection osint reverse-engineering

Last synced: 08 Nov 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/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/htr-tech/0xtwin

Twin-Hex Cipher Encoder/Decoder

capture-the-flag cipher cipher-algorithms ciphertext cryptography ctf ctf-challenges ctf-tools hackthebox twin-cipher twin-hex

Last synced: 14 Oct 2024

https://github.com/georgiifirsov/bc-lib

Tiny library with block ciphers implementation for my cryptography research

block-cipher cryptography secret-key-encryption symmetric-cryptography symmetric-key-cryptography

Last synced: 06 Nov 2024

https://github.com/raymondfx/uptechafrica

UpTechAfrica East Africa Blockchain Hackathon - Whistleblower Solution

blockchain cryptography whistleblowing

Last synced: 24 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/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 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: 17 Nov 2024

https://github.com/caprinux/cyberthon-2021

Cyberthon 2021 Training. Includes ALL challenges from self-directed learning and some from livestream training.

binary-exploitation cryptography forensics pwn reverse-engineering web web-exploitation

Last synced: 13 Oct 2024

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: 12 Oct 2024

https://github.com/jnm2/threshold

Paper backup requiring a chosen K of N pieces to decrypt. Useful for storing passwords, private keys for PGP or Bitcoin, recovery codes, secret instructions, and small files. Work in progress.

backup bitcoin cross-platform cryptography csharp digital dotnet-core encrypt paper password pgp print private-key redundancy secret-sharing security shamir threshold wallet

Last synced: 15 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/maxpat78/cryptopad

A simple Notepad supporting ZIP AES-256 encrypted documents, coded in Python

aes cryptography encryption notepad security text-editor zip zipfile

Last synced: 07 Nov 2024

https://github.com/varun-doshi/rs-merkletree

Rust Library to create Merkle Trees

cryptography data-structures ethereum hash merkle-proof merkle-tree rust tree

Last synced: 11 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/qnighy/crypt-impl-rust

cryptography hash-algorithm rust tls

Last synced: 26 Oct 2024

https://github.com/piotrszyma/mcl-python

Python bindings for mcl library by herumi

bindings cryptography pairing

Last synced: 10 Nov 2024

https://github.com/milliorn/cli-password-generators

Simple command-line applications for generating passwords

chalk cli cli-app clipboardy command-line command-line-interface commander cryptography golang node node-js nodejs npm password password-generator random-seed randomization secure-password text-processing user-interface

Last synced: 02 Nov 2024

https://github.com/miguelzacca/vigenere-encoder

Vigenere cipher encoder/decoder. (npm package)

cipher crypto cryptography decode encode encoder npm npm-module npm-package package vigenere vigenere-cipher

Last synced: 05 Nov 2024

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: 09 Nov 2024

https://github.com/jtdowney/b2sum-rs

Rust clone of the BLAKE2b checksum utility in GNU coreutils

blake2b coreutils cryptography rust

Last synced: 15 Oct 2024

https://github.com/hobbyquaker/passwd-file

Node.js Password File CLI Tool and Lib :closed_lock_with_key:

cli cryptography file hash login nodejs password pbkdf2 salt security sha512

Last synced: 16 Nov 2024

https://github.com/andreacrotti/cyphers

clojure clojurescript cryptography

Last synced: 15 Oct 2024

https://github.com/transferwise/crypto

Crypto helper modules

crypto cryptography vault

Last synced: 06 Nov 2024

https://github.com/outspace/bachelor_thesis

My bachelor thesis

cryptography differential-cryptanalysis dstu7624

Last synced: 31 Oct 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/alxiong/ark-srs

Use Common/Structured Reference String (CRS/SRS) from existing ceremonies with ease

cryptography trusted-setup zksnark

Last synced: 02 Nov 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/mahdi7s/software-lock

A complete solution to add lock and activation serial code to a software project

asp-net asp-net-mvc cryptography csharp dotnet entity-framework locker obfuscation serialization windows-forms

Last synced: 14 Nov 2024

https://github.com/toggio/securetokenizer

A PHP Library for Cryptographically Secure Token Generation and Management

ajax cryptography csrf csrf-attacks csrf-protection csrf-tokens javascript php random replay-attack secure sql-injection-attacks token tokenizer xss xss-detection

Last synced: 07 Nov 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/m3dzik/rust-crypto-utils

Cryptography Utils for Rust

crypto crypto-library cryptography hash hmac jsonwebtoken jwt rust rust-crate rust-lang rust-language rustlang

Last synced: 19 Nov 2024

https://github.com/architectv/information-security

🛸 BMSTU Information security course (2020) (semester 7)

bmstu cryptography des digital-signature enigma go golang ics7 information-security lzw lzw-compression rsa

Last synced: 14 Nov 2024

https://github.com/mrdcvlsc/password-manager

A simple online password manager web application with demo deployed in render.com

aes better-sqlite3 cipher confidentiality cryptography css data-protection decryption encryption fastify full-stack html javascript nodejs online password-manager password-vault sqlite3 web-application

Last synced: 08 Nov 2024

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

🔏 Lamport One-Time Signatures in JavaScript 🔏

cryptography lamport ots signature

Last synced: 12 Oct 2024

https://github.com/ishivanshgoel/securechat

End-to-end encrypted chat application using RSA algorithm. Backend: https://github.com/ishivanshgoel/securechat-app/

bootstrap cryptography css html javascript rsa-cryptography

Last synced: 12 Nov 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/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/cosmian/cloudproof_flutter

The Flutter API library to Cosmian Cloudproof Encryption

android cloud cloudproof cryptography dart flutter ios

Last synced: 09 Nov 2024

https://github.com/defeo/hdr

My habilitation thesis

computer-algebra cryptography elliptic-curves finite-fields isogenies number-theory post-quantum-cryptography

Last synced: 16 Nov 2024

https://github.com/tcfw/ocs

An Open Cryptography Standard

certificate certificates crypto cryptography go golang ipfs pki public-crypto security tls

Last synced: 06 Nov 2024

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

Neural Distinguishers on TinyJAMBU-128 and GIFT-64

crypto cryptography deep-learning gift tinyjambu

Last synced: 03 Nov 2024

https://github.com/number571/awesome-anonymity

🌐 A curated list of anonymous networks & research papers

anonymity anonymous awesome cryptography dc-nets decentralized ei-nets f2f mixnets network onion p2p protocol proxy qb-nets research research-paper

Last synced: 22 Oct 2024

https://github.com/b1f6c1c4/naive-garble

Naïve implementation of garbled circuits.

cryptography garbled-circuits oblivious-transfer secure-computation sfe

Last synced: 29 Oct 2024

https://github.com/michaelsproul/antifa

Build a Merkle tree for your files

cryptography filesystem integrity paranoid rust

Last synced: 29 Oct 2024

https://github.com/stackoverflowexcept1on/frost-secp256k1-evm

frost-secp256k1-evm verifier in solidity

cryptography elliptic-curves schnorr schnorr-signatures solidity threshold-cryptography

Last synced: 30 Oct 2024

https://github.com/sepandhaghighi/integer-squaring

Integer Squaring Algorithm

algorithm cryptographic cryptography integer-arithmetic integer-squaring multiplication product-scanning squaring

Last synced: 24 Oct 2024

https://github.com/christoffercarlsson/autograph

The Autograph protocol

authentication chacha20-poly1305 cryptography decentralization diffie-hellman ed25519 elliptic-curves freedom hkdf identity ownership privacy security verification x25519

Last synced: 27 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/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/dorssel/dotnet-aes-extra

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

aes aes-cmac aes-cmac-siv aes-ctr aes-ctr-mode aes-siv cmac cryptography dotnet dotnet-standard siv siv-aes siv-mode

Last synced: 06 Nov 2024

https://github.com/stevehjohn/security

Various useful classes for information security

cryptography csharp dotnet shamir

Last synced: 06 Nov 2024

https://github.com/cizr/perlcodingtoolkit

This repository contains a diverse collection of Perl scripts and utilities designed to assist developers in various aspects of programming and problem-solving.

client-server compression-algorithm cryptography cybersecurity data-structures digitalforensics graph perl perl5 problem-solving recursion scheduling-algorithms searching-algorithms sorting-algorithms tree webprogramming

Last synced: 18 Nov 2024

https://github.com/dorssel/dotnet-xmss

.NET Standard 2.0 implementation of XMSS and XMSS-MT.

cryptography dotnet dotnet-standard nist-sp-800-208 post-quantum-signature rfc-8391 xmss xmss-mt

Last synced: 06 Nov 2024

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: 26 Oct 2024

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

caeser cipher using python

ceaser-cipher cryptography encryption good-first-issue hacktoberfest

Last synced: 13 Oct 2024

https://github.com/alierpm/cryptohub

This project is based on Coinranking API: The simplest API for Cryptocurrency Prices - Real-Time & Historical - Crypto Market Data - Coins - Exchanges and Bing News Search API:An AI service from Microsoft Azure that turns any app into a news search resource.

bitcoin blockchain crypto cryptocurrency cryptocurrency-exchanges cryptography ethereum newsapi