I am a graduate student at International Institute of Information Technology, Hyderabad (IIIT-H), India. I am pursuing my research under guidance of Prof. Kamalakar Karlapalem and Dr. Kannan Srinathan. My research work is supported by Microsoft Research Ph.D. fellowship. My area of interest is in domain of Information security, specifically Attack Resilient Protocols, Economics of Information Security Risk Management, Insider Attacks, Access Control, Autonomic Systems Security and Security architectures for Semantic web.