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    • 3. 发明申请
    • METHOD AND DEVICE FOR MANAGING ENCRYPTED GROUP REKEYING IN A RADIO NETWORK LINK LAYER ENCRYPTION SYSTEM
    • 用于在无线网络连接层加密系统中管理加密组重组的方法和设备
    • US20140198916A1
    • 2014-07-17
    • US14182762
    • 2014-02-18
    • MOTOROLA SOLUTIONS, INC
    • CHRIS A. KRUEGELTHOMAS J. SENESEHANS C. SOWA
    • H04W12/04
    • H04W12/04H04L63/065H04L63/068
    • Disclosed is a radio system, method, and device for a mobile station to indicate to an authentication controller, in an authentication response message, which of a plurality of group key link layer encryption keys (GKEK)s it currently has in its possession, and to work with the authentication controller to more intelligently manage multiple GKEKs. The authentication controller can use the information obtained from the authentication response message to determine which of a plurality of GKEKs to advertise in a key announcement broadcast. Furthermore, individual requests for a future LLE key (LEK) to be used for link layer encryption (LLE) encrypting and decrypting inbound and outbound group communications between base station(s) and mobile station(s) are responded to with a broadcast GKEK-encrypted transmission including the future LEK. Only the requesting mobile station transmits an acknowledgment packet in response to the broadcast.
    • 公开了一种无线电系统,方法和装置,用于移动台向认证控制器指示认证响应消息中当前拥有的多个组密钥链路层加密密钥(GKEK)中的哪一个,以及 使用认证控制器更智能地管理多个GKEK。 认证控制器可以使用从认证响应消息获得的信息来确定在密钥通告广播中广告的多个GKEK中的哪一个。 此外,用于对基站和移动台之间的入站和出站组通信进行加密和解密的链路层加密(LLE)的未来LLE密钥(LEK)的单独请求通过广播GKEK- 加密传输,包括未来的LEK。 只有请求移动台响应于广播才发送确认分组。
    • 4. 发明申请
    • METHOD AND DEVICE FOR MANAGING ENCRYPTED GROUP REKEYING IN A RADIO NETWORK LINK LAYER ENCRYPTION SYSTEM
    • 用于在无线网络连接层加密系统中管理加密组重组的方法和设备
    • US20130243195A1
    • 2013-09-19
    • US13678747
    • 2012-11-16
    • MOTOROLA SOLUTIONS, INC.
    • CHRIS A. KRUEGELTHOMAS J. SENESEHANS C. SOWA
    • H04W12/04
    • H04W12/04H04L63/065H04L63/068
    • Disclosed is a radio system, method, and device for a mobile station to indicate to an authentication controller, in an authentication response message, which of a plurality of group key link layer encryption keys (GKEK)s it currently has in its possession, and to work with the authentication controller to more intelligently manage multiple GKEKs. The authentication controller can use the information obtained from the authentication response message to determine which of a plurality of GKEKs to advertise in a key announcement broadcast. Furthermore, individual requests for a future LLE key (LEK) to be used for link layer encryption (LLE) encrypting and decrypting inbound and outbound group communications between base station(s) and mobile station(s) are responded to with a broadcast GKEK-encrypted transmission including the future LEK. Only the requesting mobile station transmits an acknowledgment packet in response to the broadcast.
    • 公开了一种无线电系统,方法和装置,用于移动台向认证控制器指示认证响应消息中当前拥有的多个组密钥链路层加密密钥(GKEK)中的哪一个,以及 使用认证控制器更智能地管理多个GKEK。 认证控制器可以使用从认证响应消息获得的信息来确定在密钥通告广播中广告的多个GKEK中的哪一个。 此外,用于对基站和移动台之间的入站和出站组通信进行加密和解密的链路层加密(LLE)的未来LLE密钥(LEK)的单独请求通过广播GKEK- 加密传输,包括未来的LEK。 只有请求移动台响应于广播才发送确认分组。