Title	Overview on VoIP: Subjective and Objective Measurement Methods
Author	Floriano De Rango, Mauro Tropea, Peppino Fazio, Salvatore Marano
Citation	Vol. 6  No. 1  pp. 140~153
Keywords	VoIP, Subjective measurement method, MOS, Objective measurement method, PESQ, E-Model

Title	Possible attacks on XML Web Services
Author	Esmiralda Moradian, Anne H?kansson
Citation	Vol. 6  No. 1  pp. 154~170
Keywords	Web Services, SOAP security, XML security, possible attacks, vulnerabilities

Title	Design of Secure Clustering Routing Protocol using SNEP and ?TESLA on Sensor Network Communication
Author	Kun-Won Jang, Woo-sik Jung, Dong-kyu Shin, Moon-Seog Jun
Citation	Vol. 6  No. 1  pp. 171~176
Keywords	Sensor network, Key management, Clustering, Energy savings

Title	High Performance Elliptic Curve GF(2m) Cryptoprocessor Secure Against Timing Attacks
Author	Turki F. Al-Somani, M. K. Ibrahim
Citation	Vol. 6  No. 1  pp. 177~183
Keywords	Elliptic Curves Cryptosystems, Mixed Coordinates, Parallel Designs, Normal Basis