We present a survey of authentication and key agreement schemes that are proposed for the
SIP protocol. SIP has become the center piece for most VoIP architectures. Performance and …

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 …

H04L 9/32(2006.01) H04W 12/04(2009.01) H04L 29/06(2006.01) H04W 12/06(2009.01)
H04W 12/00(2009.01) H04W 12/10(2009.01)(52) US Ci.??? H04L 65/1076 (2013.01); …

Voice over Internet Protocol (VoIP) is a rapidly advancing technology that facilitates the
transmission of voice and audio signals over the Internet or an IP-based network in real …

Telephone spam costs United States consumers $8.6 billion annually. In 2014, the Federal
Trade Commission has received over 22 million complaints of illegal and wanted calls …

Over the past few decades, many algorithms have been proposed to improve the
performance of speech encryption over un-secure channel (ie, Internet). In this paper, the …

Abstract Confidentiality, availability, integrity, authentication, and non-repudiation when
together became the top priority for secure communication. However, authentication is the …

This paper introduces a dynamic speech encryption algorithm based on Lorenz chaotic map
over internet protocol to enhance the services of the real-time applications such as …

Voice over Internet Protocol (VoIP) and its underlying Session Initiation Protocol (SIP) are
widely deployed technologies since they provide an efficient and fast means of both voice …

Emergency planners, first responders and relief workers increasingly rely on computational
and communication systems that support all aspects of emergency management, from …