Open-source alternatives to PNG Mask

DNSExfiltrator

Yet another Stego Tool

Steg is a simple python library for hiding and extracting messages from losslessly compressed images using least-significant-bit (LSB) steganography. Current supported image formats include PNG, TIFF, BMP, and ICO. Steg also includes a command line tool for quick hiding and extraction.

Creating covert channels in Linux-based cloud container environments

The Covert Channel Educational Analysis Protocol (CCEAP) is a network protocol designed for teaching covert channels to professionals and students in higher education. It is also an easy-to-use covert channel traffic generator. The basis for CCEAP are so-called `hiding patterns'.

Stealth Colors Steganography

AudioStego

Code from the book: "Esteganografía y Estegoanálisis, Ed 0xWord"

Stego-retweet is a tool for hiding messages in Twitter using retweets. With this tool you can hide two chars per retweet.

Find a comprehensive index here.

🔍 Go tool for LSB steganography, capable of hiding any file within an image.

This project is a steganography analysis toolkit and digital forensics suite designed to detect, extract, and embed hidden data within image and audio files. It provides a dockerized security environment that bundles various analysis tools into a containerized workspace, including a media spectrogram visualizer for revealing visually hidden patterns. The toolkit features a dedicated brute force system for recovering password-protected messages using automated wordlists and candidate password testing. It distinguishes itself by providing rule-based wordlist generation that uses expansion patte

Using Instagram and steganography as a way to transmit images encoded with text by hiding it in prevelant social media traffic.

Steganography program

Detect hidden files and text in images

Matroshka is a command-line steganography tool written in pure Python. You can use it to hide and encrypt images or text in the least significant bits of pixels in an image.

Android Steganography

voices

Dinosaurs are cool. Secrets are cool. Secret Dinosaurs would be cooler. Alas, Jurassic Park style shenanigans are out of the scope of mere software, but we'll see what we can do with the idea in the interim.

jphide & seek steganography tools

Tensorflow Implementation of Hiding Images in Plain Sight: Deep Steganography (unofficial)

Introduction

Steganography with Go

This is a tool to encode/decode short messages as chess games.