Steganography

Overview

From Wikipedia, "Steganography (/ˌstɛɡəˈnɒɡrəfi/ (listen) STEG-ə-NOG-rə-fee) is the practice of concealing a file, message, image, or video within another file, message, image, or video."

A short walk through of a few steganography challenges

A powerful, free, open source image editor that can be easily installed on Linux machines.

A common steganography program used in CTFs

A useful tool for quickly analyzing images, including a wide range of image manipulation tools

Binary analysis tool that allows hidden files to be identified and extracted

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