Abstract. Privacy becomes a major concern for both customers and enterprises in today’s corporate marketing strategies, many research efforts have been put into developing new p...
We demonstrate that symmetric-key cryptography can be used for both read and write access control. One-time write access can be granted by handing over an encryption key, and our ...
Abstract. Trust-management systems address the authorization problem in distributed systems. They offer several advantages over other approaches, such as support for delegation and...
Hao Wang, Somesh Jha, Thomas W. Reps, Stefan Schwo...
-- In the database outsourcing paradigm, a data owner (DO) delegates its DBMS administration to a specialized service provider (SP) that receives and processes queries from clients...