| عنوان البحث | ملخص البحث | 
							| A Modified A* Algorithm for Allocating Task in Heterogeneous Distributed Computing Systems |  | 
							| A Network Authentication Protocol Based on Kerberos |  | 
							| An Authentication Protocol Based on Kerberos 5 |  | 
							| A Modified A* Algorithm for Allocating Task in Heterogeneous Distributed Computing Systems |  |