Encryptor-Decryptor App Using HTML & CSS in JavaScript with Source Code
The Encryptor-Decryptor App is a lightweight web application built entirely with JavaScript. This app features a simple interface where users can either encrypt or decrypt a given string. The Encryptor-Decryptor App in JavaScript is an excellent project for beginners, as it demonstrates the use of basic encryption algorithms. It helps enhance fundamental programming skills, particularly in implementing logic, handling strings and arrays, managing event listeners, and manipulating the DOM.
The Encryptor-Decryptor App Using HTML & CSS in JavaScript with Source Code is free to be downloaded just read the content below for more info. This application is for educational purpose only.
Encryptor-Decryptor App Using HTML & CSS in JavaScript with Source Code Basic Information
- Language used: JavaScript
- Front-end used: HTML & CSS
- Coding Tool used: Notepad++ or any text editor that can run html files
- Type: Web Application
- Database used: None
About Encryptor-Decryptor App
The Encryptor-Decryptor App in JavaScript is a browser-based tool designed to help users securely encode and decode text using basic encryption techniques. Built entirely with JavaScript, the app allows users to input a message and transform it into an unreadable format (encryption) or revert an encrypted message back to its original form (decryption). It commonly supports algorithms like Caesar Cipher, Base64 encoding, or custom substitution methods, offering flexibility based on user needs. The app features a clean interface with input fields for text and keys, buttons to trigger the encryption or decryption process, and an output area for the result. Since all operations are handled client-side in the browser, no data is transmitted over the internet, enhancing user privacy. This tool is ideal for educational purposes, secure communication, or simply exploring how basic cryptographic methods work in real-time.
Encryptor-Decryptor App Using HTML & CSS in JavaScript with Source Code Features
- Text Input & Output Areas
- Separate fields to enter text and view encrypted/decrypted results.
- Mode Selection
- Switch between Encrypt and Decrypt modes easily.
- Multiple Encryption Methods
- Options for Caesar Cipher, Base64, or custom key-based encryption.
- Responsive Design
- Mobile-friendly layout for use on various devices.
Sample Application Screenshot:



Encryptor-Decryptor App Using HTML & CSS in JavaScript with Source Code Installation Guide
- Download the source code in this site.
- Locate and Extract the zip file.
- Open the extracted folder
- Find and locate the file "index.html".
- Open the file in a web browser(Chrome, Firefox, etc..).
That's all, The Encryptor-Decryptor App was created fully functional using JavaScript language. I hope that this project can help you to what you are looking for. For more projects and tutorials please kindly visit this site. Enjoy Coding!
The Encryptor-Decryptor App Using HTML & CSS in JavaScript with Source Code is ready to be downloaded just kindly click the download button below.
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Encryptor-Decryptor AppNote: Due to the size or complexity of this submission, the author has submitted it as a .zip file to shorten your download time. After downloading it, you will need a program like Winzip to decompress it.
Virus note: All files are scanned once-a-day by SourceCodester.com for viruses, but new viruses come out every day, so no prevention program can catch 100% of them.
FOR YOUR OWN SAFETY, PLEASE:
1. Re-scan downloaded files using your personal virus checker before using it.
2. NEVER, EVER run compiled files (.exe's, .ocx's, .dll's etc.)--only run source code.
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