Importance

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Abstract

A method includes storing, at a storage location of a system, a first security value and utilizing, at the system, a first security certificate compatible with the first security value and incompatible with at least a second security value, wherein the first security certificate enables one or more processing features of the system in conjunction with the first security value. The method also includes receiving a certificate revocation stimulus and modifying a value at a first bit position of the storage location so as to convert the first security value stored at the storage location to the second security value. Another method includes receiving multimedia data at a system, wherein the multimedia data is representative of multimedia content including a digital watermark representing one or more system identifiers, and disabling at least one processing feature if the system identifiers includes a unique identifier associated with the system.

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First Claim