Cryptographic javascript-functions for ethereum and tutorials to use them with web3js and solidity

javascript implementation of the LC4 and LS47 cipher

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

A cryptography algorithms library

A Node.js CLI tool and library for encryption and decryption with OpenSSL Enc.

🔑 Free Offline-first Password Manager

Meet Cipher, a sophisticated Virtual Assistant meticulously developed with HTML, CSS, and JavaScript. Designed to streamline tasks, Cipher adeptly responds to the commands with precision and efficiency.

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

Map Latin letters to Unicode characters representing the Standard Galactic Alphabet

web application to create, send and receive a private message using a novel cipher process based on format preserving encryption FE1 algorithm and powered by AI.

CipherSafe is a password management web API built using Node.js, Express.js, and Mongoose.

Trust Message 🤫 Sitio web que escripta y desencripta mensajes confidenciales para garantizar una conversación más privada 🙅

Blowfish encryption library for browsers and Node.js 🐡

Some Polybius Square Cipher visualisation

crypto; from kruptein to hide or conceal

A substitution cipher that shifts each letter in the plaintext by a user-defined number of positions down the alphabet.

Meu 2° projeto. Nele usamos a lógica da cifra de César também conhecida como cifra de troca, código de César ou troca de César, é uma das mais simples e conhecidas técnicas de criptografia.

Allows invisible watermarking of text and invisible encrypted messages. Uses 17 different invisible characters as HEX + delimiter. Includes encoder, decoder, spammer and other tools‬⁨⁠⁢⁠⁩⁠​⁠⁩⁠​‎⁠‎­⁠‎⁠⁩‍⁠⁠​⁩⁠‎⁠​⁨⁠​⁠⁠​‬⁠​‬⁠⁩⁠‬⁠‎⁠‍⁠​‬⁠‎⁠⁨⁠‎‍⁠.

Web app and framework offering modular conversion, encoding and encryption

Format preserving string substitution encryption