Keromytis A. A Comprehensive Survey of Voice over IP Security Research. IEEE Communications Surveys & Tutorials. 10.1109/SURV.2011.031611.00112. 14:2. (514-537).
Xie X, Ji X and Liu C. Analysis of Abnormal Events in IMS and Research on the Strategy of Detection. Proceedings of the 2011 Seventh International Conference on Computational Intelligence and Security. (712-716).
Hsu C, Wang S and Qiao Y.
(2021). Intrusion detection by machine learning for multimedia platform. Multimedia Tools and Applications. 10.1007/s11042-021-11100-x.