What does it take to implement a server that provides access to records in a large database,
in a way that ensures that this access is completely private—even to the operator of this …

Publisher Summary The rapid growth of ubiquitous computing impels mobile users to store
personal data on the Web to increase its availability. In the same way, corporate databases …

We describe an architecture for a database service that does not assume that the service
provider can be trusted. Unlike other architectures that address this problem, this …

—Policy. The first step is to develop a security or privacy policy. The policy precisely defines
the requirements that are to be implemented within the hardware and software of the …

An increasing amount of personal data is automatically gathered and stored on servers by
administrations, hospitals, insurance companies, etc. Citizen themselves often count on …

Current trusted-computing initiatives usually involve large organizations putting physically
secure hardware on user machines, potentially violating user privacy. Yet, it's possible to …

We consider a statistical database in which a trusted administrator introduces noise to the
query responses with the goal of maintaining privacy of individual database entries. In such …

We define a new interactive differentially private mechanism---the median mechanism---for
answering arbitrary predicate queries that arrive online. Given fixed accuracy and privacy …

Recent trends towards database outsourcing, as well as concerns and laws governing data
privacy, have led to great interest in enabling secure database services. Previous …

We investigate whether it is possible to encrypt a database and then give it away in such a
form that users can still access it, but only in a restricted way. In contrast to conventional …