发明授权
US09432844B2 Traffic encryption key management for machine to machine multicast group 有权
机器到机器组播组的流量加密密钥管理

Traffic encryption key management for machine to machine multicast group
摘要:
A method for updating a group traffic key used for encrypting and decrypting multicast data in a wireless communication system is described. The method includes receiving, from the base station, a first message comprising a new group security seed; and updating the group traffic key based on the new group security seed.
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