In this paper we sketch a framework supporting contract enactment within the context of virtual organisation units that are dynamically created in order to achieve a common object...
Theodosis Dimitrakos, Ivan Djordjevic, Zoran Milos...
: The Byzantine failure model allows arbitrary behavior of a certain fraction of network nodes in a distributed system. It was introduced to model and analyze the effects of very s...
We present the design and evaluation of Passport, a system that allows source addresses to be validated within the network. Passport uses efficient, symmetric-key cryptography to ...
Abstract. Policies, sets of rules that govern permission to access resources, have long been used in computer security and online privacy management; however, the usability of auth...
Robert W. Reeder, Clare-Marie Karat, John Karat, C...
The concept of context-dependent access control has emerged during the last years: Information about the state of a process model of a working environment is combined with general ...