A Extended BFA Authorization Model for Workflow System
LI Pei-wu · Journal of Nanchang College of Water Conservancy and Hydroelectric Power · 2003
BFA is a model for specifying and enfo rcing authorization constraints fo r workflow management systems.The model is comprehensive and exhib its strong properties.In this paper,the BFA model is extended to solve th e problem that the BFA model cannot exp ress weighted voting in a straightfo rward manner.and meanwhile all prop-erties in the BFA model are still held.