I am a PhD candidate and associated with the Broadband Communication Research (BBCR) Lab in the Department of Electrical and Computer Engineering at the University of Waterloo. I have been working on Security and Privacy in eHealth application under the active supervision of Professor Sherman Shen. My research interests include applied cryptography, wireless network security, security and privacy in eHealth and cloud-computing, and design of efficient cryptographic protocol. I have completed my M.Sc. in ECE from University of Western Ontario, Canada in 2008. I have earned my bachelor in Computer Science and Engineering from the University of Asia Pacific (UAP), Bangladesh in 2000. From 2000 to 2006, I worked as a Lecturer in UAP. During this period I was also associated with Solver BD as a software developer and consultant.