Title	Energy-Efficient Hierarchical Routing Protocol for Homogeneous Wireless Sensor Network
Author	Muhammad Sajjad Hussain, Abdul Mottalib
Citation	Vol. 11  No. 11  pp. 80-86
Keywords	Wireless Sensor Network, Hierarchical Routing of Wireless Sensor Network, Homogeneous Wireless Sensor Network Routing Protocol

Title	Empirical Model using Expert System Techniques in Hardware Failure of a System during Backup of Data
Author	Abdullah Saad AlMalaise Al Ghamdi, Syed Mutiullah Hussaini, Abdul Khadar Jilani
Citation	Vol. 13  No. 2  pp. 53-59
Keywords	Expert system, Artificial Intelligence, Hardware

Title	Grid Computing Security Implementation Challenges
Author	Muhammad Naeem khan, Shahid Hussain
Citation	Vol. 13  No. 2  pp. 95-100
Keywords	Grid Security, virtual organization (VO), privacy, authorization, authentication, OGSA

Title	Grid Computing Security Implementation Challenges
Author	Muhammad Naeem khan, Shahid Hussain
Citation	Vol. 13  No. 3  pp. 80-85
Keywords	Grid Security, virtual organization (VO), privacy, authorization, authentication, OGSA.