Pubudu Kalpani Hitigala Kaluarachchilage

Pubudu Kalpani Hitigala Kaluarachchilage

James R. Myers Asst. Professor

Thesken Hall, 204G


  • Ph.D., University of South Florida, 2017
  • M.S., Georgia Southern University, 2013
  • B.Sc., University of Colombo, 2008


  • Teaching Assistant, University of South Florida, 2013-2017
  • Research Intern on Cybersecurity, Florida Center for Cybersecurity (FC2), Summer 2016
  • Instructor, Georgia Southern University, 2011-2013
  • Teaching Assistant, Georgia Southern University, 2009-2011
  • Assistant Lecturer, University of Colombo, 2008-2009

Research Interests

  • Stochastic analysis on Cybersecurity Network Systems, Linear and Non Linear statistical analysis and modelling
  • Working on Parametric, Nonparametric and Bayesian statistical analysis and modeling of difficult data.


Kaluarachchi, P.K., Rajasooriya, S.M., Tsokos, C.P. (2016) Cybersecurity: A Statistical Predictive Model for the Expected Path Length”, Journal of Information Security, 2016, 7, 112-128.

Rajasooriya, S.M., Tsokos, C.P. and Kaluarachchi, P.K. (2016) Stochastic Modelling of Vulnerability Life Cycle and Security Risk Evaluation, Journal of Information Security, 2016, 7, 269-279.

Rajasooriya, S.M., Tsokos, C.P. and Kaluarachchi, P.K. (2017) Cyber Security: Nonlinear Stochastic Models for Predicting the Exploitability. Journal of Information Security, 8, 125-140.