Hannan Xiao University of Hertfordshire

By | 12th June 2017

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Hannan Xiao University of Hertfordshire

Hannan Xiao University of Hertfordshire


Dr Hannan Xiao is a Principal Lecturer with the School of Computer Science. She received her PhD from the Department of Electrical & Computer Engineering, the National University of Singapore in 2003, and B.Eng and M.Eng degrees from the Department of Electronics & Information System Engineering, the Huazhong University of Science & Technology, China. Dr Xiao has been with the University of Hertfordshire as a lecturer since October 2003.

Dr Xiao has been actively involved in research and development in the areas of mobile ad hoc and sensor networks. She proposed and developed one of the first Quality of Service models for mobile ad hoc networks (FQMM). The model has 400+ citations in google scholar as in January 2014 and has been used in several textbooks in computer networks.

Dr Xiao is currently engaged in several research projects in the areas of distributed systems and security.

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Dr Hannan Xiao (BEng, MEng, PhD)
Hannan Xiao

Dr Hannan Xiao (BEng, MEng, PhD)

Postal address:
University of Hertfordshire, Hatfield, Hertfordshire
United Kingdom


Research interests

Research Interests

  • Wireless Networks and Mobile Computing
  • Wireless Medium Access Control (MAC)
  • Network Security
  • Trust & Trust Management
  • Traffic Engineering

Completed PhD Supervision

1. Dr Stephen Clarke, 2006-2009, I was the 2nd supervisor

Thesis: Trust* : Extending the Reach of Trust in Distributed Systems 

2. Dr Orasad Nambiar (part time), 2005-2011, I was the 2nd supervisor

Thesis: Improving TCP Performance in Mobile Ad Hoc Networks by Local Retransmission

3. Dr Eric Chiejina, 2011-2015, I was the principal supervisor

Thesis: A Candour-Based Trust and Reputation Management System for Mobile Ad Hoc Networks

4. Dr Htoo Aung Maw, 2011-2015, I was the principal supervisor

Thesis: A Trust-Based Adaptive Access Control Model for Wireless Sensor Networks 

 Completed PhD Examination

1. Dr Daniel Rolls, 2008

Thesis: Non-Repudiation without Public Key Algorithms or Single Points of Failure

2. Dr Goodwell Kapfunde, 2013

Thesis: Near-Capacity Sphere Decoder Based Detection Schemes to MIMO Wireless Communication Systems

3. Dr Ahmed Amate, 2014

Thesis: Device-to-Device Communication and Multihop Transmission for Future Cellular Networks

4. Dr Tinith Pitakanda, 2016

Thesis: Cooperative Uplink Inter-Cell Interference (ICI) Mitigation in 5G Networks

 Completed MPhil Examination

1. Mr. Ignatius Heriambang, 2015

Thesis: Using Visual Analytics to Discover Bot Traffic

Liverpool John Moores Unviersity

Teaching specialisms


  • Wireless Mobile & Ad Hoc Networking
  • Distributed Systems & Security
  • Secure Systems & Programming
  • Operating Systems and Networks


  • Programme Leader: Modular Masters in Computer Science
  • International Students Tutor