On the Cryptographic Features of a VoIP Service

On the Cryptographic Features of a VoIP Service

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Security issues of typical Voice over Internet Protocol (VoIP) applications are studied in this paper; in particular, the open source Linphone application is being used as read more a case study.An experimental analysis indicates that protecting signalling data with the TLS protocol, which unfortunately is not always the default dodge warlord for sale option, is needed to alleviate several security concerns.Moreover, towards improving security, it is shown that a VoIP application may operate over a virtual private network without significantly degrading the overall performance.The conclusions of this study provide useful insights to the usage of any VoIP application.