Cloud Storage and Its Implications on Security and Privacy presented at TROOPERS 2012

by Manuel Leithner,

Tags: Security

Summary : With everything moving to the cloud nowadays, security and privacy is often left behind. An ever increasing number of cloud storage operators offer low cost online storage. In this talk we will present our results on the popular service Dropbox, which relied heavily on data deduplication for better user experience. While data deduplication is a straight forward way to decrease costs in terms of bandwidth and storage, it has implications on privacy and security of user data if done wrong there aint no such thing as a free lunch. We will furthermore present methods how data deduplication can work correctly.