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Purdue Team Develops Watermark To Protect Electronic Documents

Date:
April 27, 2001
Source:
Purdue University
Summary:
Using watermarks to preserve the integrity of printed documents dates back 2000 years. Research by a pair of Purdue University professors could bring that time-tested method into the electronic age.

WEST LAFAYETTE, Ind. – Using watermarks to preserve the integrity of printed documents dates back 2000 years. Research by a pair of Purdue University professors could bring that time-tested method into the electronic age.


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The above story is based on materials provided by Purdue University. Note: Materials may be edited for content and length.


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Purdue University. "Purdue Team Develops Watermark To Protect Electronic Documents." ScienceDaily. ScienceDaily, 27 April 2001. <www.sciencedaily.com/releases/2001/04/010427071702.htm>.
Purdue University. (2001, April 27). Purdue Team Develops Watermark To Protect Electronic Documents. ScienceDaily. Retrieved April 25, 2014 from www.sciencedaily.com/releases/2001/04/010427071702.htm
Purdue University. "Purdue Team Develops Watermark To Protect Electronic Documents." ScienceDaily. www.sciencedaily.com/releases/2001/04/010427071702.htm (accessed April 25, 2014).

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