Key refresh at the MAC layer

Details Key refresh at the MAC layer Key refresh at the MAC layer

2008-07-15

2008-07-15

Zia, Syed A. (Department: 2131)

Cryptography

Key management

Key distribution

C380S270000, C380S273000, C380S278000, C713S171000, C713S168000, C726S002000, C726S003000

Reexamination Certificate

active

07400733

ABSTRACT:
A method for encrypted communications between a first transceiver and a second transceiver is provided. The method includes sending from a first transceiver to a second transceiver a request to initiate derivation of a new encryption key. The request to initiate a new encryption key derivation includes an exchange threshold indicative of when the new encryption key is to be used to encrypt communication packets.

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