Results 11 to 20 of about 154,799 (290)

An Improved Three-Factor Session Initiation Protocol Using Chebyshev Chaotic Map

open access: yesIEEE Access, 2020
Session Initiation Protocol (SIP) is the most widely used signalling protocol for controlling communication, establishing, maintaining, and terminating sessions on the Internet.
Xiang-Yu Guo, Da-Zhi Sun, Ying Yang
doaj   +1 more source

Proposed Prototype for Multimedia Protocol in m-Health to Support a Communication between Patient and Hospital

open access: yesTikrit Journal of Pure Science, 2023
Rapid advances in wireless communications and networking technologies, linked with advances in computing and medical technologies, facilitate the development and offering of emerging mobile systems and services in the healthcare sector. The objective of
Naktal Moaid Edan
doaj   +1 more source

MRTP – A Novel Real-time Protocol for Patient-Doctor Online Meetings and Monitoring [PDF]

open access: yesE3S Web of Conferences, 2022
This paper presents the design of a novel Voice over IP (VoIP) protocol that carries real-time voice and medical data in the same stream while preserving good quality of service (QoS) for online medical care.
Al Khatib Iyad
doaj   +1 more source

The Devil is in the Detail: SDP-Driven Malformed Message Attacks and Mitigation in SIP Ecosystems

open access: yesIEEE Access, 2019
VoIP services, in general, and session initiation protocol (SIP) ones, in particular, continue to grow at a fast pace and have already become a key component of next-generation networks.
Zisis Tsiatsikas   +3 more
doaj   +1 more source

Efficient and flexible password authenticated key agreement for Voice over Internet Protocol session initiation protocol using smart card [PDF]

open access: yes, 2013
Providing a suitable key agreement protocol for session initiation protocol is crucial to protecting the communication among the users over the open channel.
Cai, Zhihua, Tang, Shanyu, Zhang, Liping
core   +1 more source

A New Efficient Authenticated and Key Agreement Scheme for SIP Using Digital Signature Algorithm on Elliptic Curves

open access: yesJournal of Telecommunications and Information Technology, 2017
Voice over Internet Protocol (VoIP) has been recently one of the more popular applications in Internet technology. It benefits lower cost of equipment, operation, and better integration with data applications than voice communications over telephone ...
Asma Jebrane   +3 more
doaj   +1 more source

Evaluation of the firewall influence on the session initiation by the SIP multimedia protocol

open access: yesDiscrete and Continuous Models and Applied Computational Science, 2021
Firewalls is one of the major components to provide network security. By using firewalls, you can solve such problems as preventing unauthorized access, and deleting, modifying and/or distributing information under protection.
Anatoly Y. Botvinko   +1 more
doaj   +1 more source

Providing End-to-End Connectivity to SIP User Agents Behind NATs [PDF]

open access: yes, 2008
The widespread diffusion of private networks in SOHO scenarios is fostering an increased deployment of Network Address Translators (NATs). The presence of NATs seriously limits end-to-end connectivity and prevents protocols like the Session Initiation ...
Baldi, Mario   +3 more
core   +1 more source

Session initiation protocol services architecture [PDF]

open access: yesBell Labs Technical Journal, 2002
The session initiation protocol (SIP) is a unifying protocol for providing integrated telephony and Internet types of services, such as Web, presence, instant messaging, and chat. To provide for the integration of these disparate types of services, considerations must be given from a network point of view.
Janet R. Dianda   +2 more
openaire   +1 more source

Robust and efficient password authenticated key agreement with user anonymity for session initiation protocol-based communications [PDF]

open access: yes, 2013
A suitable key agreement protocol plays an essential role in protecting the communications over open channels among users using Voice over Internet Protocol (VoIP).
Cai, Zhihua, Tang, Shanyu, Zhang, Liping
core   +1 more source

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