FOSS Advent Calendar - Door 5: Hiding Secrets with Steghide
Today we explore Steghide, the classic command line tool for steganography. It is used for hiding data inside files.
Steghide allows you to embed secret messages, images, or any other data into cover files such as images or audio files. It works by cleverly hiding information within the color channels of images, making it invisible to the naked eye. Only someone with the correct password can extract the hidden data.
This tool is perfect for nerdy experiments, privacy enthusiasts, or simply for impressing friends with secret messages.
Pro tip: try hiding a small text file inside a JPEG image and then extracting it again. It feels like terminal magic!
What secret would you hide with Steghide?
Link:
https://github.com/StegHigh/steghide
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