des2

This Ruby implementation of DES (Data Encryption Standard) allows users to encrypt and decrypt messages using a symmetric key. DES is a block cipher that works on 64-bit blocks of data and uses a 56-bit key.

Introduction

This implementation of DES is a command-line tool that allows users to encrypt and decrypt messages using a symmetric key. The tool can be used to encrypt and decrypt messages using a key that is provided by the user.

Installation

To install the tool, clone the repository and run the following command:

ruby des2.rb

Expected output