Research Interests:

• Privacy, Security, Trust Management
• Access Control Policy Validation, Data Classifications Algorithms
  
• Wireless Sensor Networks, Ubiquitous Computing
  

Recent Professional Activities:

• Guest Editor: Special Issue on Critical Applications in Vehicular Ad Hoc/Sensor Networks, Telecommunication Systems, Springer,  Paper Submission Due: 20 December, 2012
  
• Associate Editor: International Journal on Internet and Distributed Computing Systems
• Editorial Advisory Board Member (Book): Advancements in Distributed Computing and Internet Technologies: Trends and Issues, Publisher: IGI Global, Released Date: 2012.

Selected Recent Publications:

• Riaz Ahmed Shaikh, et. al.,  "Dynamic Risk-based Decision Methods for Access Control Systems", Elsevier Computer & Security Journal, vol. 31(4), pp. 447-464, Jun 2012.
• Riaz Ahmed Shaikh, et. al., "Validation of Consistency and Completeness of Access Control Policy Sets", US Patent 20120124639,  Publication Date: 17-May-2012.
  
• Riaz Ahmed Shaikh et. al., "An Extended Energy Consumption Analysis of Reputation-based Trust Management Schemes of Wireless Sensor Networks", Journal of Networks, Academy Publishers, Vol. 5(3), pp.  283-291, March 2010
•  Riaz Ahmed Shaikh et. al., “Privacy and Trust Management Schemes of Wireless Sensor Networks: A Survey”, Handbook of Research on Developments and Trends in Wireless Sensor Networks: From Principle to Practice, Hai Jin and Wenbin Jiang (Eds.), IGI Global Publisher, pp. 290-309, Mar 2010.
• Riaz Ahmed Shaikh, et. al., “Achieving Network Level Privacy for Wireless Sensor Networks”, Sensors Journal, vol. 10(3), Mar 2010, pp. 1447-1472.
• Riaz Ahmed Shaikh, et. al., "Group-based Trust Management Scheme for Clustered Wireless Sensor Networks”, IEEE Transaction on Parallel and Distributed Systems, vol 20(11), Nov 2009, pp. 1698-1712