We present a comprehensive survey of Voice over IP security academic research, using a
set of 245 publications forming a closed cross-citation set. We classify these papers …

Abstract Voice over Internet Protocol (VoIP) is one of the most important technologies in the
world of communication. Around 20 years of research on VoIP, some Quality of Service …

Voice over IP (VoIP) services have become prevalent lately because of their potential
advantages such as economic efficiency and useful features. Meanwhile, Session Initiation …

Voice over Internet Protocol (VoIP) is a form of voice communication that uses audio data to
transmit voice signals to the end user. VoIP is one of the most important technologies in the …

Since 2016, all of four major US operators have rolled out Wi-Fi calling services. They
enable mobile users to place cellular calls over Wi-Fi networks based on the 3GPP IMS …

With the growing demand for new blend of applications, the user's dependency on the
Internet is increasing day by day. Mobile Internet users are giving more attention to their own …

Currently, security is the most important issue in VoIP (Voice over IP) systems. This study
aimed at enhancing VoIP security using VPN (Virtual Private Network) technology. We …

Abstract The Session Initiation Protocol (SIP) has been used widely for Voice over IP (VoIP)
service because of its potential advantages, economical efficiency and call setup simplicity …

Several voice over internet protocol (VoIP) providers migrate to their services to session
initiation protocol (SIP). SIP is a lightweight signaling protocol used to implement in wiled …

VoIP (Voice over Internet Protocol) is a growing technology during last decade. It provides
the audio, video streaming facility on successful implementation in the network. However, it …