… for an IMS core, and additional security … security countermeasures and their impact on
performance and scalability. Proper security engineering must occur during IMS signaling core …

… [21] Tirado Ivan, “IP Multimedia Subsystem (IMS) signaling core security,” in Proceedings
of the 5th annual conference on Information security curriculum development, Kennesaw, …

… IP multimedia subsystem (IMS) are regarded as the total solution for packet-switched …
We used 3GPP specified IMS security mechanisms to analyze the security of the entire IMS …

… for IP Multimedia Subsystem (IMS) Application Server as a part of Secure Service Provisioning
(SSP) Framework [13] of IMS … The architecture of IMS Application Server is SIP based and …

… in the context of IMS. Accordingly, we see it as a necessary core security feature of the IMS
to … As a service platform, the IMS must defend against attacks toward the core infrastructure, …

… The objective of Secure Service Provisioning (SSP) Framework is to cram the potential
attacks and security threats to IP Multimedia Subsystem (IMS) and to explore security solutions …

… Then we defined totally seven levels of IMS security policies according to IMS specifications
in 3GPP and proposed QoP partition model which quantitatively reflects strength of …

… Although the IMS standards distinguish clear security challenges, and also provide
security solutions for the core security field, but when the IMS is deployed, there are still a few …

… situation in IMS security regulations, potential threats and attacks facing to IMS deployment.
… This paper makes IMS security evaluation derived from two approaches; (1) eTVRA and (2) …

… the IMS and other competing frameworks, we analyze the security issues, we present the
topic of Security … a security architecture for a fictitious 3G operator using IMS for the control …