We present a formal, tool-supported approach to the design and maintenance of access control policies expressed in the eXtensible Access Control Markup Language (XACML). Our aim is...
Access control is one of the most important issue with ubiquitous networking environment. Traditional access control methods are mainly considering authentication of registered us...
This paper describes an access control mechanism that enforces at the network level an access control decision that is taken at the application level. The mechanism is based on th...
Abstract. Access control within a ubiquitous networking environment is a critical issue. Traditional access control methods have mainly relied on the authentication of registered u...
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...