The blast of information that has been delivered as a result of technologies such as the Web of Things (IoT), savvy cities, and digital changes has driven a rise within the capacity industry that has seen huge extensions. The Web of Things (IoT), smart cities, and advanced changes have all contributed to an increase in the number of modern manifestations, which in turn has quickened the expansion of the capacity of commerce. An expanding number of individuals, enterprises, and governments are moving their information to the cloud in order to make strides in productivity and openness. As a result, cloud capacity frameworks have become a fundamental component of the cutting-edge world. There are many dangers associated with this process, including the possibility of information leakage, invasion of privacy, and unauthorized access. The purpose of this theory is to collect different information regarding security measures, protection and access.