Abstract:
Cloud Is Large Number Of Computers Connected By The Communication Network. Cloud Computing Is The Use Of Computing Resources I.E. Hardware And Software Through The Internet. A Major Feature Of The Cloud Services Is That Users� Application Are Usually Processed Remotely In Unknown Machines Which Users Do Not Own Or Operate. While Enjoying The Convenience Brought By This New Emerging Technology, Users� Fears Of Losing Control Of Their Own Application (Particularly, Financial And Health Data) Which Can Become A Significant Barrier To The Wide Adoption Of Cloud Services. To Address This Problem, We Propose A Push-Pull Key Matching Algorithm To Correctly Maintain The Log Thereby Improving The Performance Of System.

Keywords:Cloud Service Provider, Cloud Subscriber, Audit, Push-Pull, Key Matching