1. INTRODUCTION
Cloud computing technology is widely used by providers and consumers to store and access data via user interfaces like, web browsers. The advantages of cloud computing includes, significant cost reductions for the services provided, minimizecost of cloud and maintenance, provided accessibility worldwide and produced flexible and highly automated processes. These cloud computing benefits provide customers with least concerns about the software up gradations.
The cloud environment’s main services are Infrastructure as a Service (IaaS), Software as a Service (SaaS) and Platform as a Service (PaaS). In SaaS, the cloud providers host the complete application into the cloud and enable users to access them via internet.