https://github.com/blaumaus/steganography

This is a steganography example implemented using JavaScript. It allows you to encode and decode text in images.
https://github.com/blaumaus/steganography

steganography

Last synced: 13 days ago
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This is a steganography example implemented using JavaScript. It allows you to encode and decode text in images.

• Host: GitHub
• URL: https://github.com/blaumaus/steganography
• Owner: Blaumaus
• License: mit
• Created: 2024-06-24T07:27:27.000Z (12 months ago)
• Default Branch: main
• Last Pushed: 2024-06-26T16:15:18.000Z (12 months ago)
• Last Synced: 2025-06-09T07:10:04.341Z (14 days ago)
• Topics: steganography
• Language: JavaScript
• Homepage: https://blaumaus.github.io/steganography/
• Size: 6.84 KB
• Stars: 2
• Watchers: 1
• Forks: 1
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# JavaScript Steganography implementation

This repository contains the source code for my article about steganography published [on Hackernoon](https://hackernoon.com/steganography-how-to-hide-text-in-images-using-javascript).

## Image encoding

You can upload an image and enter some text to encode it using LSB substitution. Once you have encoded your text into the image, you can download it.

![encoding-1](https://github.com/Blaumaus/steganography/assets/35810911/16826ae6-f471-433d-ac0c-6db2647f7f4b)

## Image decoding

To decode text from a previously encoded image, simply upload it to the website and press **Decode Text**. The decoded text will appear below the action buttons.

Here's what it looks like with the previously encoded cat image:

![screely-1719236524509](https://github.com/Blaumaus/steganography/assets/35810911/8d9c8f59-5596-4d8c-9b1b-bb638b4ff25d)