Invention Grant
US09565216B2 Methods, systems, and computer program products for security protocol selection in internet protocol multimedia subsystem networks
有权
方法,系统和计算机程序产品,用于互联网协议多媒体子系统网络中的安全协议选择
- Patent Title: Methods, systems, and computer program products for security protocol selection in internet protocol multimedia subsystem networks
- Patent Title (中): 方法,系统和计算机程序产品,用于互联网协议多媒体子系统网络中的安全协议选择
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Application No.: US14523397Application Date: 2014-10-24
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Publication No.: US09565216B2Publication Date: 2017-02-07
- Inventor: Mohamed Khalil , Arun Chatterjee , Mazen Aladwin , Karl Schlieber
- Applicant: AT&T Intellectual Property I, L.P.
- Applicant Address: US GA Atlanta
- Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.
- Current Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.
- Current Assignee Address: US GA Atlanta
- Agency: Akerman LLP
- Agent Mammen (Roy) P. Zachariah, Jr.; Michael K. Dixon
- Main IPC: H04L29/06
- IPC: H04L29/06 ; H04W12/08

Abstract:
A method includes receiving a first secured registration request message from user equipment at a registration server in an Internet Protocol multimedia subsystem network, the first secured registration request message being secured using a first security protocol, determining at the registration server that the first secured registration request message cannot be decoded using the first security protocol, sending a message from the registration server to the user equipment proposing a second security protocol, and receiving a second secured registration request message from the user equipment at the registration server, the second secured registration request message being secured using the second security protocol.
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