Gao Receives Cisco Systems Information Assurance ScholarshipZhiqiang Gao, a PhD candidate in the department of computer engineering, is one of three Cisco Systems Information Assurance Scholarship winners ($2,500) for spring 2005, based on his essay, "Enhanced Probabilistic Packet Marking for IP Traceback. Zhiqiang is working under the mentorship of Professor Nirwan Ansari on topics related to network security.