Describe several compliances and regulations pertaining to data security and privacy. Discuss the challenges to implementation of these compliances and regulations in the cloud. Give examples of how...

Describe several compliances and regulations pertaining to data security and privacy. Discuss the challenges to implementation of these compliances and regulations in the cloud. Give examples of how existing cloud companies solve the issue of data security. What is the time complexity for the following algorithms, MaxSubB, MaxSub and MinSuper, respectively?