Absorptive coating on a disc to create a reflective modulation for encryption
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United States of America Patent
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Issued Date -
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app pub date -
Jun 27, 2005
filing date -
Jun 6, 2001
priority date (Note) -
Abandoned
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Abstract
Described herein are systems and methods for digital data encryption, and more specifically, systems and methods for providing encryption keys for reading encrypted data. Optical media, particularly digital disks, are described where a laser reader accesses digital data on a disk. The disks are coated with a coating containing an encryption key to access encrypted data in the digital disk.
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