Software consumers often need to choose between different software that provide the same functionality. Today, security is a quality that many consumers, especially system adminis...
Pratyusa K. Manadhata, Jeannette M. Wing, Mark Fly...
Programmers of large-scale trusted systems need tools to simplify tasks such as replicating services or data. Group communication systems achieve this via various flavors of relia...
This paper presents the Authorization Service provided by Tivoli Policy Director (PD) and its use by PD family members as well as third-party applications. Policies are defined ov...
Access control is an important protection mechanism for information systems. An access control matrix grants subjects privileges to objects. Today, access control matrices are sta...
Access control is the process of mediating every request to resources and data maintained by a system and determining whether the request should be granted or denied. The access co...
Pierangela Samarati, Sabrina De Capitani di Vimerc...