Seok Ung Yoon , Hyun Cheol Jung , Xue Mei Che , Gyeong Ho Chu , Han Park , Jae Jong Baek , Joo Seok Song , Hyeong Seon Yoo

The KIPS Transactions:PartC, Vol. 18, No. 3, pp. 143-150, Jun. 2011
10.3745/KIPSTC.2011.18.3.143,   PDF Download:

Abstract

The adoption of VoIP is continuously increasing in public institutions, private enterprises and households due to cheaper cost and various supplementary services. Also, it is expected to spread widely the use of VoIP in mobile environment through the increasing use of smartphone. With the growing concern over the incidents of VoIP service while the VoIP service has become increasingly. Especially eavesdropping, it is possible to invade user privacy and drain the secret of company. So, it is important to adopt the protocols for VoIP secure communication. VoIP security protocols are already adopted in public institutions, but it is not adopted in private enterprises and households. In addition, it is necessary to verify whether the VoIP security protocol could be adopted or not in mobile VoIP due to its limited computing power. This paper compared the VoIP security protocol under fixed network and mobile network through performance evaluation. Finally, we found that it is possible to adopt the VoIP security protocols in mobile network.

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