The BirliX Security Architecture

A security architecture is a complete frame work that allows to enforce coexisting ap plication and environment speci c security policies by applying security mechanisms in a consistent manner It is argued that such a security architecture can be derived smoothly from an object oriented architec ture such as BirliX BirliX applications run on an abstract ma chine that provides types and instances Ap plications are clusters of instances that in voke methods on each other The BirliX Se curity Architecture provides means to con trol the invocations access control and to control the enforcement of the abstract ma chine infrastructure Both access control and infrastructure are controlled by users respectively systems ad ministrators to support application depen dent security policies