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Learn more about Steganography in the online encyclopedia. (Site not responding. Last check: 2007-10-21) |
 | | Steganography is the practice of writing hidden messages in such a way that no one apart from the intended recipient even knows that a message has been sent. |
| | Steganography can be used for digital watermarking, where a message (being simply an identifier) is hidden in an image so that its source can be tracked or verified. |
| | Steganography has been widely used in historical times, especially before cryptographical systems were developed. |
| www.onlineencyclopedia.org /s/st/steganography.html (731 words) |
