Steganography
The term “steganography” refers to the art of hiding information in plain sight. The popular use of steganography is to hide images or data within other images. However, files used to hide data are not limited to image files. The carrier file can be images, music files, movies, or even text files with data hidden in white space. In fact, there are several freely available tools[35] that allow the user to make use of steganography on Windows systems.
[35] See http://members.tripod.com/steganography/stego/software.html
One free, easy-to-use Windows steganography tool is S-Tools4[36]. S-Tools4 allows the user to hide data within GIF, BMP, and WAV files using simple drag-and-drop techniques. The hidden data is compressed and then encrypted ...
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