#

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.

Here are 937 public repositories matching this topic...

TheAlgorithms / JavaScript

Algorithms and Data Structures implemented in JavaScript for beginners, following best practices.

javascript search cryptography algorithm cipher algorithms mathematics sort data-structures conversions sorting-algorithms algorithm-challenges hacktoberfest algorithms-implemented

Updated Nov 16, 2024
JavaScript

amark / gun

An open source cybersecurity protocol for syncing decentralized graph data.

Updated Dec 1, 2024
JavaScript

digitalbazaar / forge

A native implementation of TLS in Javascript and tools to write crypto-based and network-heavy webapps

Updated Aug 14, 2024
JavaScript

google / end-to-end

End-To-End is a crypto library to encrypt, decrypt, digital sign, and verify signed messages (implementing OpenPGP)

javascript cryptography otr openpgp

Updated Apr 9, 2023
JavaScript

KuroLabs / stegcloak

Hide secrets with invisible characters in plain text securely using passwords 🧙🏻‍♂️⭐

javascript security cryptography privacy compression cipher functional-programming hacking steganography infosec ramdajs hacking-tool data-exfiltration security-tools stego hacking-tools

Updated Oct 1, 2024
JavaScript

padloc / padloc

A modern, open source password manager for individuals and teams.

javascript cryptography typescript pwa progressive-web-app password-generator password-manager end-to-end-encryption lit-html tauri lit-element

Updated Aug 5, 2024
JavaScript

ufonet

epsylon / ufonet

UFONet - Denial of Service Toolkit

cryptography ddos dos botnet p2p disruption ufonet

Updated Aug 23, 2024
JavaScript

hat.sh

sh-dv / hat.sh

Encrypt and Decrypt files securely in your browser.

javascript cryptography browser encryption serverless libsodium client-side decryption in-browser file-encryption encryption-decryption xchacha20-poly1305 xchacha20

Updated Jul 17, 2024
JavaScript

Savjee / SavjeeCoin

A simple blockchain in Javascript. For educational purposes only.

cryptography blockchain wallet

Updated Feb 5, 2023
JavaScript

privacypass / challenge-bypass-extension

DEPRECATED - Client for Privacy Pass protocol providing unlinkable cryptographic tokens

chrome-extension cryptography privacy captcha browser-extension token unlinkability privacy-pass voprf

Updated Aug 30, 2024
JavaScript

bellaj / Blockchain

Compilation of useful documents and scientific papers about Blockchain & cryptocurrencies.

cryptography bitcoin ethereum blockchain fractal quorum cryptocurrencies hyperledger dag corda whitepapers aeternity bitcoin-ethereum mchain

Updated Oct 16, 2022
JavaScript

cryptocat / cryptocat

Secure chat software for your computer.

chat security cryptography messaging secure cryptocat

Updated Jan 21, 2019
JavaScript

0xs34n / blockchain

📖Code for Blockchain Demo

javascript cryptography blockchain

Updated Jul 7, 2023
JavaScript

darkwire / darkwire.io

End-to-end encrypted instant web chat

chat chat-room cryptography privacy encryption chatroom socket-io anonymous-users chat-application end-to-end-encryption

Updated Jan 14, 2024
JavaScript

swifty

swiftyapp / swifty

🔑 Free Offline-first Password Manager

electron javascript desktop-app windows macos linux security cryptography privacy encryption credentials cipher password-manager desktop password privacy-tools

Updated Nov 19, 2024
JavaScript

Rando.js

nastyox / Rando.js

The world's easiest, most powerful random function.

Updated Jul 21, 2023
JavaScript

noble-secp256k1

paulmillr / noble-secp256k1

Fastest 4KB JS implementation of secp256k1 signatures and ECDH

cryptography bitcoin ecc ethereum signature curve ecdsa secp256k1 noble elliptic schnorr rfc6979

Updated Nov 24, 2024
JavaScript

h2non / jshashes

Fast and dependency-free cryptographic hashing library for node.js and browsers (supports MD5, SHA1, SHA256, SHA512, RIPEMD, HMAC)

javascript cryptography sha2 hexadecimal hmac sha1 hashing-algorithm hash-encoding ripemd160 sha512 minim-library

Updated May 30, 2022
JavaScript

noble-curves

paulmillr / noble-curves

Audited & minimal JS implementation of elliptic curve cryptography.

Updated Dec 5, 2024
JavaScript

noble-hashes

paulmillr / noble-hashes

Audited & minimal JS implementation of hash functions, MACs and KDFs.

hashing cryptography crypto scrypt argon2 hash pbkdf2 hmac hkdf keccak sha1 sha256 kdf blake2 ripemd160 sha3 sha512 kangarootwelve blake3

Updated Nov 28, 2024
JavaScript

Followers: 546 followers
Wikipedia: Wikipedia