The Evaluations of Desktop as a Service in an Educational Cloud

Recently, since the cloud computing is developed, many companies have provided various services using it. DaaS(Desktop as a Service) is one of services in the cloud computing. DaaS is a cloud service that provides desktop environment of virtual machine running on the cloud. In a sense, it is regarded as GUI based IaaS(Infrastructure as a Service). Although only Web applications are used in SaaS, all kinds of applications can be used in DaaS. In this paper, we describe how to construct efficient DaaS in an educational cloud. The features of our DaaS are as follows, one is supporting in various combinations of any client OS with any server OS and another is the usability for beginners. In addition, we evaluate multi-user DaaS for reducing cloud cost. Furthermore, we describe the secure way to access the cloud via DaaS.