Description: 】 Session Initiation Protocol (srP) is the IETF to develop a multimedia communication system, one of the framework agreement, rP is the 3GPP s Multimedia Subsystem (IMs) an important part. The face of complex, open Internet environment, SIP protocol lack strong security mechanisms, so that security seems weak. In this paper, from the analysis of security threats SIP start with SIP protocol for text transmission of civilization reported the lack of strong authentication vulnerability of these two, from data encryption and the identification of two studies the corresponding security solutions, discussed how to make use of the existing technology and means to improve the security of SIP and SIP to further improve the safety of some ideas.
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×SIP安全机制研究＋＋.pdf
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