Providing Security and Efficient Privacy-Preserving Public Auditing?

During this paper, we advise a privacy-preserving public auditing system for knowledge storage safety in cloud computing. victimization cloud storage, users will tenuously store their knowledge and revel in the on-demand high-quality applications and services from a shared pool of configurable dividing resources, while not the burden of native knowledge storage and preservation. However, the actual fact that users not have physical possession of the outsourced knowledge makes the info integrity protection in cloud computing a tough task, expressly for users with forced computing possessions. Moreover, users ought to be able to simply use the cloud storage as if it's native, while not distressing concerning the requirement to verify its dependability. Thus, facultative public audit ability for cloud storage is of vital importance in order that users will resort to a third-party auditor (TPA) to see the integrity of outsourced knowledge and be worry free. To firmly introduce a lively TPA, the auditing method ought to usher in no new vulnerabilities toward user knowledge privacy, and introduce no any on-line drawback to user. during this paper, we tend to propose a secure cloud storage system supporting privacy-preserving public auditing. we tend to any spread our result to change the TPA to perform audits for multiple users at the same time and with efficiency. General security and performance analysis show the projected schemes square measure demonstrably secure and extremely well-organized. Our primary experiment conducted on Amazon EC2 instance any demonstrates the quick performance of the look.