A survey on needs and issues of cloud broker for cloud environment

Cloud computing has become an emerging technology for outsourcing various IT needs of organizations, offering access to their infrastructure and application services on a subscription and pay-as-you-go basis. Since the Cloud Environment is developing day by day, there are many Cloud providers offering same or different Cloud services with different pricing policy, performance attributes and features. Thus, it becomes difficult and challenging for Cloud users to find the best of Cloud services which can satisfy their requirements in terms of parameters such as performance, cost and security. So, there is a need for Cloud Broker to help the users to find the right provider for their requests. There are many cloud brokers who doing brokering services with different features and methods. This paper aims at comparing the features of brokers which includes comparing cloud providers, ranking the providers and reputation system for providers to benefit the Cloud users.