The concept of hierarchical access control is that a higher privileged user (or higher level) has the ability to access data in lower privileged user (or lower level). Hierarchica...
As XML has evolved from a document markup language to a widely-used format for exchange of structured and semistructured data, managing large amounts of XML data has become increa...
Michael Rys, Donald D. Chamberlin, Daniela Floresc...
Database outsourcing is becoming increasingly popular introducing a new paradigm, called database-as-a-service (DAS), where an organization’s database is stored at an external s...
Ernesto Damiani, Sabrina De Capitani di Vimercati,...
Since there is no method to verify the trustworthiness of shared files in P2P file sharing systems, malicious peers can spread untrustworthy files to the system. In order to pre...
— Spurred by financial scandals and privacy concerns, governments worldwide have moved to ensure confidence in digital records by regulating their retention and deletion. These...
Soumyadeb Mitra, Marianne Winslett, Richard T. Sno...