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    2010: 4

  1. Ravi Sandhu, Ram Krishnan, Jianwei Niu and William Winsborough, Group-Centric Models for Secure and Agile Information Sharing. In Proceedings 5th International Conference, on Mathematical Methods, Models, and Architectures for Computer Network Security, MMM-ACNS 2010, St. Petersburg, Russia, September 8-10, 2010, pages 55-69. Published as Springer Lecture Notes in Computer Science Vol. 6258, Computer Network Security (Igor Kotenko and Victor Skormin, editors), 2010.
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  2. Jose Morales, Erhan Kartaltepe, Shouhuai Xu and Ravi Sandhu, Symptoms-Based Detection of Bot Processes. In Proceedings 5th International Conference, on Mathematical Methods, Models, and Architectures for Computer Network Security, MMM-ACNS 2010, St. Petersburg, Russia, September 8-10, 2010, pages 229-241. Published as Springer Lecture Notes in Computer Science Vol. 6258, Computer Network Security (Igor Kotenko and Victor Skormin, editors), 2010.
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  3. Shouhuai Xu, Haifeng Qian, FengyingWang, Zhenxin Zhan, Elisa Bertino and Ravi Sandhu, Trustworthy Information: Concepts and Mechanisms. In Proceedings 11th International Conference on Web-Age Information Management (WAIM 2010), Jiuzhaigou, China, July 15-17, 2010, pages 398-404. Published as Springer Lecture Notes in Computer Science Vol. 6184, Web-Age Information Management (Chen, L., Tang, C., Yang, J. and Gao, Y., editors), 2010. Presentation(pdf)
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  4. Erhan Kartaltepe, Jose Andre Morales, Shouhuai Xu and Ravi Sandhu, Social Network-Based Botnet Command-and-Control: Emerging Threats and Countermeasures. In Proceedings of the 8th International Conference on Applied Cryptography and Network Security (ACNS 2010), Beijing, China, June 22-25, 2010, pages 511-528. Published as Springer Lecture Notes in Computer Science Vol. 6123, Applied Cryptography and Network Security (Jianying Zhou and Moti Yung, editors), 2010. Presentation(ppt) (pdf)
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    5. 2009: 11

  5. Ravi Sandhu, The PEI Framework for Application-Centric Security. In Proc. 5th IEEE International Conference on Collaborative Computing: Networking, Applications and Worksharing (CollaborateCom), Crystal City, Virginia, November 11-14, 2009, pages 1-5. Presentation(ppt) (pdf)
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  6. Ram Krishnan, Ravi Sandhu, Jianwei Niu and William Winsborough, Towards a Framework for Group-Centric Secure Collaboration. In Proc. 5th IEEE International Conference on Collaborative Computing: Networking, Applications and Worksharing (CollaborateCom), Crystal City, Virginia, November 11-14, 2009, pages 1-10. Presentation(ppt w/animation) (pdf)
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  7. Jose Morales, Areej Al-Bataineh, Shouhuai Xu and Ravi Sandhu, Analyzing DNS Activities of Bot Processes. Proc. 4th IEEE International Conference on Malicious and Unwanted Software (Malware 2009), Montreal, Quebec, Canada, October 13-14, 2009, pages 98-103. Presentation(ppt) (pdf)
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  8. Ram Krishnan and Ravi Sandhu, A Hybrid Enforcement Model for Group-Centric Secure Information Sharing. Proc. IEEE International Conference on Computational Science and Engineering (CSE-09), Vancouver, Canada, August 29-31, 2009, pages 189-194. Presentation(ppt) (pdf)
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  9. Qun Ni, Shouhuai Xu, Elisa Bertino, Ravi Sandhu and Weilei Han, An Access Control Language for a General Provenance Model. Proc. 6th VLDB Workshop on Secure Data Management (SDM'09), August 28, 2009, Lyon, France, pages 68-88. Published as Springer Lecture Notes in Computer Science Vol. 5776, SDM 2009 (W. Jonker and M. Petkovi4c, editors), 2009. Presentation(ppt) Presentation(pdf)
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  10. Shouhuai Xu, Ravi Sandhu, and Elisa Bertino, TIUPAM: A Framework for Trustworthiness-Centric Information Sharing. Proc. 3rd IFIP WG 11.11 International Conference on Trust Management (IFIPTM), Purdue University, West Lafayette, June 15-19, 2009, pages 164-175. Published as Springer IFIP Advances in Information and Communication Technology Vol. 300, Trust Management III (E. Ferrari, N. Li, E. Bertino and Y. Karabulut, editors), 2009. Presentation (ppt) Presentation (pdf)
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  11. Shouhuai Xu, Qun Ni, Elisa Bertino and Ravi Sandhu, A Characterization of the Problem of Secure Provenance Management. Proc. IEEE International Conference on Intelligence and Security Informatics (ISI-2009): Workshop on Assured Information Sharing (WAIS), June 8-11, 2009, Dallas, Texas, pages 310-314. Presentation (ppt) Presentation (pdf)
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  12. Ram Krishnan, Ravi Sandhu, Jianwei Niu and William Winsborough, Foundations for Group-Centric Secure Information Sharing Models. Proc. 14th ACM Symposium on Access Control Models and Technologies (SACMAT), Stresa, Italy, June 3-5, 2009, pages 115-124. Presentation(ppt) Presentation(pdf) Techreport(citation [19])
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  13. Justin Leonard, Shouhuai Xu, and Ravi Sandhu, A First Step Towards Characterizing Stealthy Botnets. Proc. of 4th International Conference on Availability, Reliability and Security (ARES), Fukuoka Institute of Technology, Fukuoka, Japan, March 16-19, 2009, pages 106-113. Presentation
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  14. Justin Leonard, Shouhuai Xu, and Ravi Sandhu, A Framework for Understanding Botnets. Proc. of 3rd International Workshop on Advances in Information Security (WAIS at ARES), Fukuoka Institute of Technology, Fukuoka, Japan, March 16-19, 2009, pages 917-922. Presentation
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  15. Ram Krishnan, Ravi Sandhu, Jianwei Niu and William Winsborough, A Conceptual Framework for Group-Centric Secure Information Sharing. Proc. 4th ACM Symposium on Information, Computer and Communications Security (AsiaCCS), Sydney, Australia, March 10-12, 2009, pages 384-387. Full version. Presentation
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    16. 2008: 6

  16. Ram Krishnan, Jianwei Niu, Ravi Sandhu and William Winsborough, Stale-Safe Security Properties for Group-Based Secure Information Sharing. Proc. 6th ACM-CCS Workshop on Formal Methods in Security Engineering (FMSE), Alexandria, Virginia, October 27, 2008, pages 53-62. Full version. Presentation
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  17. Tim Finin, Anupam Joshi, Lalana Kagal, Jianwei Niu, Ravi Sandhu, William Winsborough and Bhavani Thuraisingham, ROWLBAC: Representing Role Based Access Control in OWL. Proc. 13th ACM Symposium on Access Control Models and Technologies (SACMAT), Estes Park, Colorado, June 11-13, 2008, pages 73-82. Presentation
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  18. Xinwen Zhang, Jean-Pierre Seifert and Ravi Sandhu, Security Enforcement Model for Distributed Usage Control Proc. 2nd IEEE International Conference on Sensor Networks, Ubiquitous, and Trustworthy Computing (SUTC), Taichung, Taiwan, June 11-13, 2008, pages 10-18. Presentation Keynote Lecture
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  19. Vana Kalogeraki, Dimitrios Gunopulos, Ravi Sandhu and Bhavani Thuraisingham, QoS Aware Dependable Distributed Stream Processing. Proc. 11th IEEE Symposium on Object Oriented Real-Time Distributed Computing (ISORC), Orlando, Florida, May 5-7, 2008, pages 69-75. Presentation
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  20. Ravi Sandhu and Venkata Bhamidipati, The ASCAA Principles for Next-Generation Role-Based Access Control . Proc. 3rd International Conference on Availability, Reliability and Security (ARES), Barcelona, Spain, March 4-7, 2008, pages xxvii-xxxii. Presentation Keynote Lecture
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  21. Xinwen Zhang, Dongyu Liu, Songqing Chen, Zhao Zhang and Ravi Sandhu, Towards Digital Rights Protection in BitTorrent-like P2P Systems. Proc.15th SPIE/ACM Multimedia Computing and Networking (MMCN), San Jose, CA USA, January 30-31, 2008, pages 68180F 1-12. Presentation
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    2007: 7

  22. Manoj Sastry, Ram Krishnan and Ravi Sandhu, A New Modeling Paradigm for Dynamic Authorization in Multi-domain Systems. Proc. Fourth International Conference on Mathematical Methods, Models, and Architectures for Computer Network Security, MMM-ACNS, Saint Petersburg, Russia, September 13-15, 2007. Published as Springer-Verlag Communications in Computer and Information Science, Volume 1, pages 153-158. Full version. Presentation
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  23. Shouhuai Xu and Ravi Sandhu, A Scalable and Secure Cryptographic Service. Proc. 21st IFIP WG 11.3 Working Conf. on Data and Applications Security, Redondo Beach, CA, July 8-11, 2007, pages 144-160. Published as Springer-Verlag Lecture Notes in Computer Science Vol. 4602, Data and Applications Security XXI (S. Barker and G. Ahn, editors), 2007. Full version. Presentation
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  24. Baoxian Zhao, Ravi Sandhu, Xinwen Zhang and Xiaolin Qin, Towards a Times-Based Usage Control Model. Proc. 21st IFIP WG 11.3 Working Conf. on Data and Applications Security, Redondo Beach, CA, July 8-11, 2007, pages 227-242. Published as Springer-Verlag Lecture Notes in Computer Science Vol. 4602, Data and Applications Security XXI (S. Barker and G. Ahn, editors), 2007. Presentation
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  25. Ezedin Barka and Ravi Sandhu, Framework for Agent-Based Role Delegation. Proc. IEEE International Conference on Communications (ICC), Glasgow, Scotland, June 24-28, 2007, pages 1361-1367. Presentation
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  26. Min Xu, Xuxian Jiang, Ravi Sandhu and Xinwen Zhang, Towards a VMM-based Usage Control Framework for OS Kernel Integrity Protection. Proc. 12th ACM Symposium on Access Control Models and Technologies (SACMAT), June 20-22, 2007, Sophia Antipolis, France, pages 71-80. Presentation
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  27. Ram Krishnan, Ravi Sandhu and Kumar Ranganathan, PEI Models towards Scalable, Usable and High-Assurance Information Sharing. Proc. 12th ACM Symposium on Access Control Models and Technologies (SACMAT), June 20-22, 2007, Sophia Antipolis, France, pages 145-150. Full version. Presentation
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  28. Xinwen Zhang, Michael Covington, Songqing Chen and Ravi Sandhu, SecureBus: Towards Application-Transparent Trusted Computing with Mandatory Access Control, AsiaCCS 2007. Presentation
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    29. 2006: 5

  29. Xinwen Zhang, Francesco Parisi-Presicce, and Ravi Sandhu, Towards Remote Policy Enforcement for Runtime Protection of Mobile Code Using Trusted Computing, IWSEC 2006. Presentation
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  30. Xinwen Zhang, Masayuki Nakae, Michael Covington and Ravi Sandhu, A Usage-based Authorization Framework for Collaborative Computing Systems, SACMAT 2006. Presentation
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  31. Ravi Sandhu, Kumar Ranganathan and Xinwen Zhang, Secure Information Sharing Enabled by Trusted Computing and PEI Models (Invited Talk), AsiaCCS 2006. Presentation
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  32. Xinwen Zhang, Ravi Sandhu, and Francesco Parisi-Presicce, Safety Analysis of Usage Control Authorization Models, AsiaCCS 2006. Presentation
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  33. Masayuki Nakae, Xinwen Zhang and Ravi Sandhu, A General Design Towards Secure Ad-Hoc Collaboration, AsiaCCS, 2006.
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    34. 2005: 1

  34. Ravi Sandhu and Xinwen Zhang, Peer-to-Peer Access Control Architecture Using Trusted Computing Technology, SACMAT 2005. Presentation
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    35. 2004: 8

  35. Ezedin Barka and Ravi Sandhu, Role-Based Delegation Model/ Hierarchical Roles (RBDM1), ACSAC 2004.
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  36. Mohammad Al-Kahtani and  Ravi Sandhu, Rule-Based RBAC with Negative Authorization, ACSAC 2004.
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  37. Ravi Sandhu, A Perspective on Graphs and Access Control Models (Invited Talk), ICGT 2004. Presentation
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  38. Jaehong Park, Xinwen Zhang,  and Ravi Sandhu, Attribute Mutability in Usage Control, IFIP11.3 2004. Presentation
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  39. Roshan Thomas and Ravi Sandhu, Towards a Multi-dimensional Characterization of Dissemination Control, POLICY, 2004.
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  40. Xinwen Zhang, Jaehong Park, Francesco Parisi-Presicce, Ravi Sandhu, A Logical Specification for Usage Control, SACMAT 2004. Presentation
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  41. S. Xu, W. Nelson Jr. and R. Sandhu, Enhancing Anonymity via Market Competition, Information Assurance and Security -- IEEE ITCC 2004.
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  42. Roshan Thomas and Ravi Sandhu, Models, Protocols, and Architectures for Secure Pervasive Computing: Challenges and Research Directions, IEEE PerSec'04.
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    43. 2003: 5

  43. Ravi Sandhu and Jaehong Park, Usage Control: A Vision for Next Generation Access Control, MMM-ACNS 2003. Presentation
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  44. Xinwen Zhang, Jaehong Park and Ravi Sandhu, Schema based XML Security: RBAC Approach, IFIP11.3 2003.
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  45. Xinwen Zhang, Sejong Oh and Ravi Sandhu, PBDM: A Flexible Delegation Model in RBAC, SACMAT 2003. Presentation
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  46. Mohammad A. Al-Kahtani and Ravi Sandhu, Induced Role Hierarchies with Attribute-Based RBAC, SACMAT 2003. Presentation
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  47. Shouhuai Xu and Ravi Sandhu. Two Efficient and Provably Secure Schemes for Server-Assisted Threshold Signatures, RSA-CT 2003. Presentation
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    48. 2002: 6

  48. Ravi Sandhu, Mihir Bellare, and Ravi Ganesan, Password Enabled PKI: Virtual Smartcards vs. Virtual Soft Tokens, PKIRW 2002. Presentation
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  49. Mohammad A. Al-Kahtani and Ravi Sandhu, A Model for Attribute-Based User-Role Assignment, ACSAC 2002. Presentation
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  50. Sejong Oh, Ravi S. Sandhu, A Model for Role Administration Using Organization Structure, SACMAT 2002. Presentation
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  51. Jaehong Park and Ravi Sandhu, Towards Usage Control Models: Beyond Traditional Access Control, SACMAT 2002. Presentation
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  52. Jaehong Park and Ravi Sandhu, Originator Control in Usage Control, POLICY 2002.
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  53. Shouhuai Xu and Ravi Sandhu, Authenticated Multicast Immune to Denial-of-Service Attack, SAC 2002.
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    54. 2001: 4

  54. Pete Epstein and Ravi Sandhu, Engineering of Role-Permission Assignments, ACSAC 2001.
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  55. Joon Park, Gail-Joon Ahn and Ravi Sandhu, Role-based Access Control on the Web Using LDAP, IFIP11.3 2001.
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  56. Savith Kandala and Ravi Sandhu, Secure Role-Based Workflow Models, IFIP11.3 2001.
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  57. Ravi Sandhu, Future Directions in Role-Based Access Control Models (Keynote Lecture), MMM-ACNS 2001. Presentation
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    58. 2000: 8

  58. Ezedin Barka and Ravi Sandhu, Framework for Role-Based Delegation Models, ACSAC 2000. Presentation
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  59. Jaehong Park, Ravi Sandhu and James Schifalacqua, Security Architectures for Controlled Digital Information Dissemination, ACSAC 2000. Presentation
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  60. Joon S. Park and Ravi Sandhu, Binding Identities and Attributes Using Digitally Signed Certificates, ACSAC 2000.
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  61. Ezedin Barka and Ravi Sandhu, A Role-Based Delegation Model and Some Extensions, NISSC 2000. Presentation
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  62. Venkata Bhamidipati and Ravi Sandhu, Push Architectures for User-Role Assignment, NISSC 2000.
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  63. Ravi Sandhu, Engineering Authority and Trust in Cyberspace: The OM-AM and RBAC Way, ACM RBAC 2000. Presentation
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  64. Ravi Sandhu, David Ferraiolo and Richard Kuhn, The NIST Model for Role-Based Access Control: Towards A Unified Standard, ACM RBAC 2000.
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  65. Gail-Joon Ahn, Myong Kang, Joon Park and Ravi Sandhu, Injecting RBAC to Secure a Web-Based Workflow System, ACM RBAC 2000. Presentation
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    66. 1999: 8

  66. Gail-Joon Ahn and Ravi Sandhu, The RSL99 Language for Role-Based Separation of Duty Constraints, ACM RBAC 1999.
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  67. Pete Epstein and Ravi Sandhu, Towards a UML Based Approach to Role Engineering, ACM RBAC 1999.
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  68. Joon S. Park and Ravi Sandhu, RBAC on the Web by Smart Certificates, ACM RBAC 1999.
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  69. Ravi Sandhu and Qamar Munawer, Simulation of the Augmented Typed Access Matrix Model (ATAM) Using Roles, INFOSECU 1999.
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  70. Ravi Sandhu and Qamar Munawer, The ARBAC99 Model for Administration of Roles, ACSAC 1999. Presentation
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  71. Joon S. Park and Ravi Sandhu, Smart Certificates: Extending X.509 for Secure Attribute Service on the Web, NISSC 1999. Presentation
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  72. Joon Park, Ravi Sandhu, and SreeLatha Ghanta, RBAC on the Web by Secure Cookies, IFIP11.3 1999.
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  73. Savith Kandala and Ravi Sandhu, Extending the BFA Workflow Authorization Model to Express Weighted Voting, IFIP11.3 1999.
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    74. 1998: 10

  74. Philip Hyland and Ravi Sandhu, Concentric Supervision of Security Applications: A New Security Management Paradigm, ACSAC 1998.
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  75. Ravi Sandhu and Gail-Joon Ahn, Group Hierarchies with Decentralized User Assignment in Windows NT, IASTED-CSE 1998.
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  76. Ravi Sandhu and Qamar Munawer, The RRA97 Model for Role-Based Administration of Role Hierarchies, ACSAC 1998.
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  77. Ravi Sandhu and Qamar Munawer, How to do Discretionary Access Control Using Roles, ACM RBAC 1998. Presentation
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  78. Ravi Sandhu, Role Activation Hierarchies, ACM RBAC 1998. Presentation
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  79. Ravi Sandhu and Venkata Bhamidipati, An Oracle Implementation of the PRA97 Model for Permission-Role Assignment, ACM RBAC 1998. Presentation
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  80. Ravi Sandhu and Joon S. Park, Decentralized User-Role Assignment for Web-based Intranets, ACM RBAC 1998.
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  81. Philip Hyland and Ravi Sandhu, Management of Network Security Applications, NISSC 1998.
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  82. Ravi Sandhu and Gail-Joon Ahn, Decentralized Group Hierarchies in UNIX: An Experiment and Lessons Learned, NISSC 1998.
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  83. Chandramouli Ramaswamy and Ravi Sandhu, Role-Based Access Control Features in Commercial Database Management Systems (Winner of Best Paper Award), NISSC 1998.
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    84. 1997: 4

  84. Tarik Himdi and Ravi Sandhu, Lattice Based Models for Controlled Sharing of Confidential Information in The Saudi Hajj System, ACSAC 1997.
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  85. Ravi Sandhu, Venkata Bhamidipati, Edward Coyne, Srinivas Ganta and Charles Youman, The ARBAC97 Model for Role-Based Administration of Roles: Preliminary Description and Outline, ACM RBAC 1997. Presentation
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  86. Ravi Sandhu and Venkata Bhamidipati, The URA97 Model for Role-Based User-Role Assignment, IFIP11.3 1997. Presentation
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  87. Roshan Thomas and Ravi Sandhu, Task-based Authorization Controls (TBAC): A Family of Models for Active and Enterprise-oriented Authorization Management, IFIP11.3 1997.
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    88. 1996: 2

  88. Ravi Sandhu, Role Hierarchies and Constraints for Lattice-Based Access Controls, ESORICS 1996. Presentation
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  89. Ravi Sandhu, Access Control: The Neglected Frontier (Keynote Lecture), ACISP 1996. Presentation
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    90. 1995: 6

  90. Ravi Sandhu, Issues in RBAC, ACM RBAC 1995.
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  91. Ravi Sandhu, Roles Versus Groups, ACM RBAC 1995.
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  92. Ravi Sandhu, Rationale for the RBAC96 Family of Access Control Models, ACM RBAC 1995.
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  93. Fang Chen and Ravi Sandhu, Constraints for Role-Based Access Control, ACM RBAC 1995.
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  94. Jeremy Epstein and Ravi Sandhu, NetWare 4 as an Example of Role-Based Access Control, ACM RBAC 1995.
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  95. Fang Chen and Ravi Sandhu, The Semantics and Expressive Power of the MLR Data Model, OAKLAND 1995.
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    96. 1994: 7

  96. Roshan Thomas and Ravi Sandhu, Conceptual Foundations for a Model of Task-based Authorizations, CSFW 1994.
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  97. Ravi Sandhu, Edward Coyne, Hal Feinstein and Charles Youman, Role-Based Access Control: A Multi-Dimensional View, ACSAC 1994. Presentation
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  98. Ravi Sandhu and Srinivas Ganta, On the Expressive Power of the Unary Transformation Model, ESORICS 1994. Presentation
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  99. Roshan Thomas and Ravi Sandhu, Supporting Object-based High-assurance Write-up in Multilevel databases for the Replicted Architecture, ESORICS 1994.
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  100. Ravi Sandhu and Hal Feinstein, A Three Tier Architecture for Role-Based Access Control, NCSC 1994. Presentation
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  101. Paul Ammann and Ravi Sandhu, One-Representative Safety Analysis in the Non-Monotonic Transform Model, CSFW 1994.
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  102. Ravi Sandhu and Srinivas Ganta, On the Minimality of Testing for Rights in Transformation Models, OAKLAND 1994.
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    103. 1993: 9

  103. Roshan Thomas and Ravi Sandhu, Towards a Task-Based Paradigm for Flexible and Adaptable Access Control in Distributed Applications, NSP 1993.
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  104. Roshan Thomas and Ravi Sandhu, Concurrency, Synchronization, and Scheduling to Support High-assurance Write-up in Multilevel Object-based Computing, OOPSLA Workshop 1993.
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  105. Ravi Sandhu and Srinivas Ganta, Expressive Power of the Single-Object Typed Access Matrix Model, ACSAC 1993.
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  106. Ravi Sandhu and Sushil Jajodia, Referential Integrity in Multilevel Secure Databases, NCSC 1993.
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  107. Roshan Thomas and Ravi Sandhu, Discretionary Access Control in Object-Oriented Databases: Issues and Research Directions, NCSC 1993.
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  108. Roshan Thomas and Ravi Sandhu, Task Based Authorization: A Paradigm for Flexible and Adaptable Access Control in Distributed Applications, NCSC 1993.
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  109. Ravi Sandhu, On Five Definitions of Data Integrity, IFIP11.3 1993. Presentation
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  110. Roshan Thomas and Ravi Sandhu, Towards a Unified Framework and Theory for Reasoning about Security and Correctness of Multilevel Transactions, IFIP11.3 1993.
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  111. Ravi Sandhu and Srinivas Ganta, On Testing for Absence of Rights in Access Control Models, CSFW 1993.
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    112. 1992: 8

  112. Paul Ammann and Ravi Sandhu, Implementing Transaction Control Expressions by Checking for Absence of Access Rights, ACSAC 1992.
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  113. Ravi Sandhu and Sushil Jajodia, Polyinstantiation for Cover Stories, ESORICS 1992.
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  114. Ravi Sandhu, A Lattice Interpretation of the Chinese Wall Policy, NCSC 1992.
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  115. Ravi Sandhu and Gurpreet Suri, Implementation Considerations for the Typed Access Matrix Model in a Distributed Environment (Winner of Outstanding Paper Award), NCSC 1992.
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  116. Ravi Sandhu, The Typed Access Matrix Model, OAKLAND 1992.
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  117. Ravi Sandhu and Gurpreet Suri, Non-Monotonic Transformations of Access Rights, OAKLAND 1992.
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  118. Roshan Thomas and Ravi Sandhu, Implementing the Message Filter Object-oriented Security Model without Trusted Subjects, IFIP11.3 1992.
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  119. Paul Ammann, Richard Lipton and Ravi Sandhu, The Expressive Power of Multi-Parent Creation in Monotonic Access Control Models, CSFW 1992.
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    120. 1991: 10

  120. John McDermott, Sushil Jajodia and Ravi Sandhu, A Single-Level Scheduler for the Replicated Architecture for Multilevel Secure Databases, ACSAC 1991.
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  121. Paul Ammann, Ravi Sandhu and Gurpreet Suri, A Distributed Implementation of the Extended Schematic Protection Model, ACSAC 1991.
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  122. Ravi Sandhu, Roshan Thomas and Sushil Jajodia, Supporting Timing Channel Free Computations in Multilevel Secure Object-Oriented Databases, IFIP11.3 1991.
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  123. Ravi Sandhu and Sushil Jajodia, Honest Databases That Can Keep Secrets, NCSC 1991.
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  124. Ravi Sandhu and Gurpreet Suri, A Distributed Implementation of the Transform Model, NCSC 1991.
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  125. Ravi Sandhu, Roshan Thomas and Sushil Jajodia, A Secure Kernelized Architecture for Multilevel Object-Oriented Databases, CSFW 1991.
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  126. Edgar Sibley, James Michael and Ravi Sandhu, A Case Study of Security Policy for Manual and Automated Systems, COMPASS 1991.
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  127. Sushil Jajodia and Ravi Sandhu, Toward a Multilevel Secure Relational Data Model, SIGMOD 1991.
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  128. Paul Ammann and Ravi Sandhu, Safety Analysis for the Extended Schematic Protection Model, OAKLAND 1991.
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  129. Sushil Jajodia and Ravi Sandhu, A Novel Decomposition of Multilevel Relations into Single-Level Relations, OAKLAND 1991.
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    130. 1990: 8

  130. Paul Ammann and Ravi Sandhu, Extending the Creation Operation in the Schematic Protection Model, ACSAC 1990.
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  131. Sushil Jajodia, Ravi Sandhu and Edgar Sibley, Update Semantics for Multilevel Relations, ACSAC 1990.
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  132. Ravi Sandhu and Sushil Jajodia, Integrity Mechanisms in Database Management Systems, NCSC 1990.
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  133. Ravi Sandhu and Sushil Jajodia, Polyinstantiation Integrity in Multilevel Relations, OAKLAND 1990.
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  134. Ravi Sandhu, Separation of Duties in Computerized Information Systems, IFIP11.3 1990.
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  135. Sushil Jajodia and Ravi Sandhu, Polyinstantiation Integrity in Multilevel Relations Revisited,, IFIP11.3 1990.
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  136. Ravi Sandhu, Sushil Jajodia and Teresa Lunt, A New Polyinstantiation Integrity Constraint for Multilevel Relations, CSFW 1990.
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  137. Sushil Jajodia and Ravi Sandhu, A Formal Framework for Single Level Decomposition of Multilevel Relations, CSFW 1990.
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    138. 1989: 3

  138. Ravi Sandhu, Mandatory Controls for Database Integrity, IFIP11.3 1989.
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  139. Ravi Sandhu, Transformation of Access Rights, OAKLAND 1989.
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  140. Ravi Sandhu, Terminology, Criteria and System Architectures for Data Integrity, IWDI 1989.
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    141. 1988: 1

  141. Ravi Sandhu, Transaction Control Expressions for Separation of Duties, ACSAC 1988.
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    142. 1987: 1

  142. Ravi Sandhu, On Some Cryptographic Solutions for Access Control in a Tree Hierarchy, ACM-IEEE 1987.
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    143. 1986: 1

  143. Ravi Sandhu and Micheal Share, Some Owner-Based Schemes with Dynamic Groups in the Schematic Protection Model, OAKLAND 1986.
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    144. 1985: 1

  144. Ravi Sandhu, Analysis of Acyclic Attenuating Systems for the SSR Protection Model, OAKLAND 1985.
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    145. 1984: 1

  145. Ravi Sandhu, The SSR Model for Specification of Authorization Policies: A Case Study in Project Control, COMPSAC 1984.
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