Source code of the least-significant bit steganography example from the Bitwise Operators in Python article.

There are no external dependencies except for a Python interpreter.

Change directory to the current folder, where this README.md file is located, and then execute Python module:

$ python -m stegano /path/to/bitmap (--encode /path/to/file | --decode | --erase)

For example, to extract a secret file from the attached bitmap, type the following:

$ python -m stegano example.bmp -d
Extracted a secret file: podcast.mp4