91 search results - page 7 / 19 » Assessing the security of VoIP Services |
ISJGP
2007
13 years 7 months ago
2007
Abstract Recent advances in mobile computing and wireless communication technologies are enabling high mobility and flexibility of anytime, anywhere service access for mobile us...
ECBS
2008
IEEE
13 years 7 months ago
2008
IEEE
Mobile payment has some unique advantages over more traditional payment methods in, for example, TV shopping and mobile multimedia services. Unfortunately, most existing mobile pa...
ICMB
2005
IEEE
14 years 1 months ago
2005
IEEE
SIP appears to be a powerful and useful signaling protocol supporting mobility for wireless IP networks but it has inherent weaknesses and dangers. This paper is a study on the se...
NDSS
2008
IEEE
14 years 1 months ago
2008
IEEE
Third Generation (3G) cellular networks utilize timevarying and location-dependent channel conditions to provide broadband services. They employ opportunistic scheduling to effic...
ISSA
2008
13 years 9 months ago
2008
In our modern society telephony has developed to an omnipresent service. People are available at anytime and anywhere. Furthermore the Internet has emerged to an important communi...