How To Trip Up Cyber Rip Off Artists

PROTECTING INTELLECTUAL-PROPERTY RIGHTS IS A BIG concern for media companies and other content creators hopping onto the Internet. Once a photo, a video clip, or other piece of artwork has been reduced to digital form and placed on the World Wide Web, Net surfers can easily make a copy--and then claim they created it themselves. Digimarc Corp. in Portland, Ore., wants to help artists keep track of their digital creations with special software and a tracking service.

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