Cloud offers a very efficient computing platform that makes their customers work better in different levels of tasks. Cloud offers the variety of services such as software, application, infrastructure, and storage. In the last few years, the number of people using these services has increased more and lots of information has been stored in the cloud. At the same time, many attacks related to the cloud has also increased due to attackers trying to exploit the security vulnerabilities. Managing the cloud without any attacks is one of the important aspects and knowing the countermeasure to handle each attack is necessary to everyone who is utilizing the cloud service.