Cable companies want rewritable DVDs in future set-tops to archive video, but studios are lobbying the network providers to build a security mechanism into the DVD players, according to Ken Morse, vice president of client architecture at Scientific-Atlanta Inc. The current scheme under discussion is preventing disks made on a set-top burner from being played on any other system by linking the content to the serial number of the set-top using triple DES encryption. Morse said no one has made a formal proposal for a security mechanism yet, but he expects rewritable DVD players will appear in set tops in about a year.
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