Abstract: “In a fast-moving and volatile market, the ability to remain competitive is more important than ever in IT. Today Cloud computing was playing a most prominent role in improving the value of IT. Adopting cloud technology can be an affordable way to get access to a dynamically scalable, virtualized computing environment. While cloud computing models are attractive because of their flexibility and cost effectiveness, certain challenges must be addressed in order to provide a viable option to traditional data services. First and foremost is the issue of security. Each type of cloud computing model public, private or hybrid faces different levels of IT risk. In the private cloud delivery model, the cloud owner does not share resources with any other company. Private clouds are owned and operated by a single organization, delivering IT services within the constraints of their own network perimeter .In the public cloud computing model, IT activities and functions are provided as a service that”

Keywords: Adopting, cloud technology, dynamically scalable