As an important aspect of grid security, access control model gets more and more attention. Entities in virtual organizations (VOs) must establish a dynamic, secure and cooperative...
Access control is the process of mediating every request to data and services maintained by a system and determining whether the request should be granted or denied. Expressiveness...
Sabrina De Capitani di Vimercati, Pierangela Samar...
Integration of version and access control of XML documents has the benefit of regulating access to rapidly growing archives of XML documents. Versioned XML documents provide us w...
The information on the web is growing at a very fast pace. In this ever-accumulating data, the volume of information represented in XML format is on the rise in recent times. An o...
Abhilash Gummadi, Jong P. Yoon, Biren Shah, Vijay ...
The erosion of trust put in traditional database servers and in Database Service Providers, the growing interest for different forms of data dissemination and the concern for prot...