CPC G06F 21/46 (2013.01) [G06F 21/44 (2013.01); G06F 21/602 (2013.01); G06F 21/606 (2013.01); G06F 21/85 (2013.01); H04L 9/088 (2013.01); G06F 2221/2137 (2013.01)] | 20 Claims |
1. An apparatus comprising:
a peripheral circuit that includes:
an interface control circuit configured to receive a message including a cryptographic keyword and a policy value, wherein the policy value includes an indication of a time period for which the cryptographic keyword is allowed to be used; and
a security circuit configured to:
extract the cryptographic keyword and the policy value from the message; and
delete the cryptographic keyword in response to a determination that the time period has elapsed.
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