Abstract The Internet of Things (IoT) has plenty of applications including Smart Grid (SG). IoT
enables smooth and efficient utilization of SG. It is assumed as the prevalent illustration of …

With the exponential increase of the mobile devices and the fast development of cloud
computing, a new computing paradigm called mobile cloud computing (MCC) is put forward …

Abstract Session Initiation Protocol (SIP) has proved to be the integral part and parcel of any
multimedia based application or IP-based telephony service that requires signaling. SIP …

Telecare medical information system (TMIS) constructs an efficient and convenient
connection between patients and the medical server. The patients can enjoy medical …

The use of e-payment system for electronic trade is on its way to make daily life more easy
and convenient. Contrarily, there are a number of security issues to be addressed, user …

The session initiation protocol (SIP) is a powerful and superior signaling protocol for the
voice over internet protocol (VoIP). Authentication is an important security requirement for …

Sessioninitiation protocol (SIP) reformed the controlling routine of voice over Internet
Protocol based communication over public channels. SIP is inherently insecure because of …

Very recently, Kumari et al. proposed a symmetric key and smart card‐based remote user
password authentication scheme to enhance Chung et al.'s scheme. They claimed their …

Ubiquitous networks provide roaming service for mobile nodes enabling them to use the
services extended by their home networks in a foreign network. A mutual authentication …

Telecare medicine information system (TMIS) offers the patients convenient and expedite
healthcare services remotely anywhere. Patient security and privacy has emerged as key …