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Search Publications by: Ramaswamy Chandramouli (Fed)

Displaying 176 - 182 of 182

A Framework for Multiple Authorization Types in a Healthcare Application System

January 1, 2001

Author(s)

Ramaswamy Chandramouli

In most of the current authorization frameworks in application systems, the authorization for a user operation is determined using a static database like ACL entries or system tables. These frameworks provide cannot provide the foundation for supporting

Business Process Driven Framework for Defining an Access Control Service Based on Roles and Rules

October 19, 2000

Author(s)

Ramaswamy Chandramouli

Defining an Access Control Service for an enterprise application requires the choice of an access control model and a process for formulation of access decision rules to be used by the access enforcement mechanism. In this paper, we describe a business

Application of XML Tools for Enterprise-Wide RBAC Implementation Tasks

July 27, 2000

Author(s)

Ramaswamy Chandramouli

The use of Extensible Markup Language (XML) and its associated APIs, for information modeling and information interchange applications is being actively explored by the research community. In this paper we develop an XML Document Type Definition (DTD) for

Role-Based Access Control Features in Commercial Database Management Systems

October 9, 1998

Author(s)

Ramaswamy Chandramouli, R. Sandhu

This paper analyzes and compares role-based access control (RBAC) features supported in the most recent versions of three popular commercial database management systems: Informix Online Dynamic Server Version 7.2, Oracle Enterprise Server Version 8.0 and