Our research is focused on cyber security, in particular network and information security, human-behaviors in computer security, user-centric and user-friendly systems, insider threats, secure information sharing, data privacy, and applied cryptography.

Research Directions

• Network Anomaly Detection and Forensics
• Privacy-Enhancing Collaborative Security
• Device/Hardware Based Security
• Cognition in Cyber Security

• (July, 2010) Our journal paper on "Applications and Security of Next-Generation User-Centric Wireless Systems" to appear in a special issue of Future Internet edited by Ralf Steinmetz and Andre Koenig.

• (June, 2010) Our poster titled "Detecting the Onset of Infection for Secure Hosts" will be presented at the 13th International Symposium On Recent Advances in Intrusion Detection (RAID) 2010. Congratulations to Kui!

• (April, 2010) Our paper titled "Knowing Where Your Input is From: Kernel-Level Provenance Verification" is accepted by Applied Cryptography and Network Security (ACNS) 2010.

• (April, 2010) Danfeng to give talks at VT ECE Department, Georgia Tech, and UNC Chapel Hill.

• (March, 2010) Danfeng invited Prof. Xinming (Simon) Ou to visit Virginia Tech CS.

• (February, 2010) Two journal papers to appear: one on role-based cascaded delegation in IEEE SMC and one on identity management in Identity in the Information Society.

• (January, 2010) Dr. Yao received the NSF CAREER Award supporting her work on human-behavior driven malware detection.

• (November, 09) Our work on activity-based continuous authentication is on NSF News.

• (November, 09) Our paper on anonymizing Netflix Prize data is accepted by ASIACCS '10. Congratulations to Chih-Cheng and Brian, and my collaborator Prof. Wendy Wang!

• (October, 09) Our paper on detecting outbound malware traffic is accepted by ICICS '09. Congratulations to Huijun and other co-authors!