SIPAD: SIP - VoIP Anomaly Detection Using a Stateful Rule Tree

Voice over IP (VoIP) services has become prevalent lately because of their potential advantages such as economic efficiency and useful features. Meanwhile, Session Initiation Protocol (SIP) is being widely used as a session protocol for the VoIP services. Many mobile VoIP applications have recently been launched, and they are becoming attractive targets for attackers to steal private information. In particular, malformed SIP messages and SIP flooding attacks are the most significant attacks as they cause service disruption by targeting call procedures and system resources. Although much research has been conducted in an effort to address the problems, they remain unresolved challenges due to the ease of launching variants of attacks.

Provided by: Reed Business Information Topic: Mobility Date Added: Jan 2013 Format: PDF

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