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SIP协议是常用的支持多媒体会话的信令控制协议[1]。论文首先介绍了SIP常见的安全威胁,接着深入分析并实现了Bye/Cancel攻击,最后提出了防范该攻击的几种方案。
SIP protocol is commonly used to support the multimedia session signaling control protocol [1]. The thesis first introduces the common security threats of SIP, then analyzes and implements Bye / Cancel attack in depth, and finally proposes several solutions to prevent this attack.