Traditional security policies largely focus on access control requirements, which specify who can access what under what circumstances. Besides access control requirements, the av...
Delegation of authority is an important process that needs to be captured by any access control model. In role-based access control models, delegation of authority involves delega...
Abstract. Business Process Execution Language (BPEL), or Web Services BPEL (WS-BPEL), is the standard for specifying workflow process definition using web services. Research on for...
Zhao Xiangpeng, Antonio Cerone, Padmanabhan Krishn...
Despite the advantages offered by pure Peer-to-Peer (P2P) networks (e.g. robustness and fault tolerance), a crucial requirement is to guarantee basic security properties, such as ...
Modern multiuser software systems have adopted RoleBased Access Control (RBAC) for authorization management. This paper presents a formal model for RBAC policy validation and a st...
Marco Pistoia, Stephen J. Fink, Robert J. Flynn, E...