Assured Information Sharing Life Cycle (AISL) Principal Investigator: Ravi Sandhu Co-Principal Investigator: Shouhuai Xu Sponsor: Air Force Office of Scientific Research, MURI, 2008-2013   Institute for Cyber Security Research Superiority Grant Principal Investigator: Ravi Sandhu Sponsor: State of Texas Emerging Technology Fund, 2007-2010 The grant that founded the Institute for Cyber Security and brought me to UTSA.   STARS Grant for Establishing Institute for Cyber Security Laboratory Principal Investigator: Ravi Sandhu Sponsor: UT System, 2007-2008   Information Operations Across Infospheres Principal Investigator: Ravi Sandhu Sponsor: Air Force Office of Scientific Research, 2006-2008   Secure Knowledge Management: Models and Mechanisms Principal Investigator: Ravi Sandhu Sponsor: National Science Foundation, 2005-2008   Deploying Secure Distributed Systems using LaGrande Technology: Models, Architectures and Protocols Principal Investigator: Ravi Sandhu Sponsor: Intel Research Council, 2004-2008   Usage Control Models, Architectures and Mechanisms Based on Integrating Authorizations, Obligations and Conditions Principal Investigator: Ravi Sandhu Sponsor: National Science Foundation, 2003-2006 The grant that produced the UCON model and paper.   Next Generation Authentication and Access Control for the FAA Principal Investigator: Ravi Sandhu Sponsor: Federal Aviation Administration, 2004-2005   Flexible Policy Models and Architectures for Client and Server-assured Document Access Controls Principal Investigator: Roshan Thomas, McAfee Research, Network Associates Investigator: Ravi Sandhu Sponsor: Advanced Research and Development Agency, 2003-05   Scalable Authorization in Distributed Systems Principal Investigator: Ravi Sandhu Sponsor: National Science Foundation, 1999-2002   Sonora: Secure Metadata Models and Architectures Principal Investigator: Ravi Sandhu Co-Investigator: Larry Kerschberg Sponsor: Northrop Grumman, 2001-2002   Secure Objects Principal Investigator: Ravi Sandhu Co-Investigators: Larry Kerschberg and Edgar Sibley Sponsor: National Reconnaissance Office and National Security Agency, 2000-2001   Security and Containment Policy for the Attack Sensing, Warning and Response Laboratory Principal Investigator: Ravi Sandhu Sponsor: National Security Agency, 1999-2000   Secure Role-Based Workflow Systems Principal Investigator: Ravi Sandhu Sponsor: Naval Research Laboratory, 1999   Control and Tracking of Information Dissemination Principal Investigator: Ravi Sandhu Sponsor: Lockheed Martin, 1999   Distributed Role-Based Access Control Models and Architectures Principal Investigator: Ravi Sandhu Sponsor: Sandia National Laboratories, 1999   Role-Based Access Control on the Web Principal Investigator: Ravi Sandhu Sponsor: National Security Agency, 1998-99   Secure Remote Access Principal Investigator: Ravi Sandhu Sponsor: National Security Agency, 1998   Agent-Based Systems Principal Investigators: Ravi Sandhu, Prasanta Bose, Elizabeth White Sponsor: National Security Agency, 1998   Multi-Layered Countermeasures to Vulnerabilities in Networked Systems Principal Investigator: Ravi Sandhu Sponsor: National Security Agency, 1996-97   Role-Based Access Control: Phase II Principal Investigator: Ed Coyne, SETA Corporation Investigators: Ravi Sandhu, Charles Youman (SETA) Sponsor: National Institute of Standards and Technology, 1995-97   Task-based Authorizations: A New Paradigm for Access Control Principal Investigator: Roshan Thomas, Odyssey Research Associates Investigator: Ravi Sandhu Sponsor: Defense Advanced Research Projects Agency, 1995-97   A Pragmatic Approach to the Design and Analysis of Composite Secure Systems Principal Investigator: Ravi Sandhu Sponsor: National Security Agency, 1994-97   Design of Multilevel Secure Relational Databases Principal Investigator: Ravi Sandhu Sponsor: National Security Agency, 1994-96   Role-Based Access Control: Phase I Principal Investigator: Hal Feinstein, SETA Corporation Investigators: Ravi Sandhu, Ed Coyne (SETA), Charles Youman (SETA) Sponsor: National Institute of Standards and Technology, 1994 The grant that produced the seminal RBAC96 model and paper.   Architectures for Type-Based Distributed Access Control Principal Investigator: Ravi Sandhu Sponsor: National Security Agency, 1993-96   Privacy Models and Policies Principal Investigator: Andrew Sage, George Mason University Investigators: Ravi Sandhu, Sushil Jajodia and Paul Lehner Sponsor: Internal Revenue Service, Tax Systems Modernization Institute, 1995   Derivation, Modeling, and Analysis of Access Control Systems Principal Investigators: Ravi Sandhu and Paul Ammann Sponsor: National Science Foundation, 1992-95   Unified Security Models for Confidentiality and Integrity Principal Investigator: Ravi Sandhu Sponsor: National Security Agency, 1992-94   Foundations of Multilevel Secure Object-Oriented Databases Principal Investigator: Ravi Sandhu Sponsor: National Security Agency, 1992-94   Polyinstantiation in Multilevel Relations Principal Investigator: Sushil Jajodia Co-Principal Investigator: Ravi Sandhu Sponsor: Rome Air Development Center, Department of Defense, 1992   Models, Mechanisms and Methods for Integrity Policies Principal Investigator: Ravi Sandhu Sponsor: National Security Agency, 1989-92 The grant that produced the TAM model and paper   Analysis of Updates of Multilevel Relations Principal Investigator: Sushil Jajodia Co-Principal Investigator: Ravi Sandhu Sponsor: Rome Air Development Center, Department of Defense, 1990-91