Four ways to hide information inside image and sound objects
Ever find yourself with too many passwords to remember and no idea where to keep them so that only you can find the password list? Creating a password.txt file in your root directory is out of the question, as is a password-protected OpenOffice.org file. A piece of paper hidden somewhere is not a good idea, because after you forget where did you put it, someone else will find it and abuse it. Instead of these approaches, consider using steganography, a method for hiding sensitive information inside some other object, typically a JPEG picture or a sound file.
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