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Search Publications by: Joshua Roberts (Fed)

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Displaying 1 - 3 of 3

A Trusted Federated System to Share Granular Data Among Disparate Database Resources

March 15, 2021
Author(s)
Joanna DeFranco, David F. Ferraiolo, D. Richard Kuhn, Joshua D. Roberts
Sharing data between different organizations is a challenge primarily due to database management systems (DBMSs) being different types that impose different schemas to represent and retrieve data. In addition, maintaining security and privacy is a concern

Imposing Fine-grain Next Generation Access Control over Database Queries

May 25, 2017
Author(s)
David F. Ferraiolo, Serban I. Gavrila, Gopi Katwala, Joshua D. Roberts
In this paper we describe a system that leverages ANSI/INCITS Next Generation Access Control (NGAC) standard called Next-generation Database Access Control (NDAC) for accessing data in tables, rows, and columns in existing RDBMS products. NDAC imposes