Abdullah Azfar, Kim-Kwang Raymond Choo, Lin Liu. A Study of Ten Popular Android Mobile VoIP Applications: Are the Communications Encrypted?. In 47th Hawaii International Conference on System Sciences, HICSS 2014, Waikoloa, HI, USA, January 6-9, 2014. pages 4858-4867, IEEE, 2014. [doi]
Abstract is missing.