The paper reports on ongoing research into the development of a management system to co-ordinate a set of activities of a virtual organisation for the production of chemicals. The...
Panayiotis Periorellis, Christopher J. W. Townson,...
Abstract. Since XML is used as a storage format in an increasing number of applications, security has become an important issue in XML databases. One aspect of security is restrict...
Business Processes for Web Services are the new paradigm for the lightweight integration of business from different enterprises. Whereas the security and access control policies ...
We discuss research issues and models for vulnerabilities and threats in distributed computing systems. We present four diverse approaches to reducing system vulnerabilities and th...
Many access control policy languages, e.g., XACML, allow a policy to contain multiple sub-policies, and the result of the policy on a request is determined by combining the result...
Ninghui Li, Qihua Wang, Wahbeh H. Qardaji, Elisa B...