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Method to Prevent Tampering with Time & Date

IP.com Disclosure Number: IPCOM000018724D
Original Publication Date: 2003-Aug-04
Included in the Prior Art Database: 2003-Aug-04

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As electronic commerce becomes more prevalent, trusted tracking of Time & Date will be increasingly important. The solution to this problem is to implement a hardware protection circuit as part of the system's hardware clock to prevent unauthorized modification of the system clock, while allowing authorized updates.