Bernard Butler

By 2nd February 2018 No Comments

Bernard Butler

Senior Research Fellow
P: +353 (0)51 845 695
Personal Summary


Currently Bernard is a Research Fellow in TSSGWaterford Institute of Technology, working in the CONNECT Centre, particularly on the Intel Workplan relating to the optimisation of services for virtualised heterogeneous networks and of networks for distributed, composed microservices, specifically applied to Intelligent Transport Systems (ITS).

Previous TSSG experience:

Prior experience included:


BSc (Applied Maths and computing; UCC), MSc (Applied Maths; UCC), DMS (Kingston University Business School),  MSc (Communication Software; WIT) and PhD (“Access Control System Specification and its Implications for Performance“; WIT).

  • Bernard Butler and Brendan Jennings. Measurement and Prediction of Access Control Policy Evaluation Performance. IEEE Transactions on Network and Service Management, Vol. 12 Issue 4, pages 526 – 539. IEEE, 2015.
  • Leigh Griffin, Bernard Butler, Eamonn de Leastar, Brendan Jennings, and Dmitri Botvich. On the Performance of Access Control Policy Evaluation. In 2012 IEEE International Symposium on Policies for Distributed Systems and Networks, pages 25–32. IEEE, 2012.
  • Bernard Butler, Brendan Jennings, and Dmitri Botvich. An experimental testbed to predict the performance of XACML Policy Decision Points. In IM 2011 – TechSessions, Dublin, Ireland, May 2011.
  • B. Butler, B. Jennings, and D. Botvich. XACML policy performance evaluation using a flexible load testing framework. In Proceedings of the 17th ACM conference on Computer and communications security, pages 648–650. ACM, 2010.
  • Bernard Butler. Tools and Techniques used in mining Customer Data—Lessons for Metrology. In M.G. Cox, editor, Proceedings of the Joint BIPM-NPL Workshop on the Impact of IT in Metrology, NPL, Teddington, UK, 16–19 September 2002. Invited paper.
  • M. Bartholomew-Biggs, B.P. Butler, and A.B. Forbes. Optimisation algorithms for generalised distance regression in metrology. Series on Advances in Mathematics for Applied Sciences, 53:21–31, 2000
  • B. Butler, M. Cox, A. Forbes, S. Hannaby, and P. Harris. A methodology for testing classes of approximation and optimisation software. In Proceedings of the IFIP TC2/WG2.5 working conference on Quality of numerical software: assessment and enhancement, pages 138–151. Chapman & Hall, Ltd., 1997.
  • G.T. Anthony, H.M. Anthony, B. Bittner, B.P. Butler, M.G. Cox, R. Drieschner, R. Elligsen, A.B. Forbes, H. Groß, S.A. Hannaby, P.M. Harris, and J. Kok. Reference software for finding chebyshev best-fit geometric elements. Precision Engineering, 19:28–36, 1996.
Academic Supervision

3 PhD students (current) and 5 MSc students (2 current)