Software systems are subject to ever increasing complexity and in need of efficient structuring. The concept of organization as an exand abstract real-world reference presents a pr...
Software engineers usually represent problems and solutions aph-based notations at different levels of abstractions. These notations are often semi-formal, but the use of graph tr...
Abstract. Multi-signatures allow multiple signers to jointly authenticate a message using a single compact signature. Many applications however require the public keys of the signe...
Abstract. Coordination languages are often used to describe open ended systems. This makes it challenging to develop tools for guaranteeing security of the coordinated systems and ...
Abstract. This paper gives an overview of XML formal models, summarizes database engineering practices, problems and their evolution. We focus on categorical aspects of XML formal ...