Dr. Rajitha Tennekoon
Dr. Rajitha Tennekoon
PhD(Keio,Japan), MSc(SHU,UK), BSc(SHU,UK)
Senior Lecturer (Grade II) in Computer Science
rajithat@kln.ac.lk
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Teaching Subjects
- System and Network Administration and Maintenance
- Mobile & IOT Security
- Secure Software Engineering
Research Topics
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Content-based Routing
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Cyber Security
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Internet of Things
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Cloud Computing
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Smart Community
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Cryptography
Awards
Honors & Awards
1. JASSO Scholarship, April 2016, issuer: Japanese government
2. MEXT scholarship, April 2015, issuer: Japanese government
3. KLL Research Grant, April 2015, issuer: Keio University
4. Graduate School Doctoral Student Grant-in-Aid Program, April 2014, issuer: Keio University
5. Otsuki Scholarship, April 2014, issuer: Otsuki Memorial Charitable Trust Asia and Africa
6. KLL Research Grant, April 2014, issuer: Keio University
7. Research Assistant, March 2014, issuer: Keio University
8. JASSO Scholarship, April 2013, issuer: Keio University
9. KLL Research Grant, April 2013, issuer: Keio University
10. Senior Student Resident, June 2010, issuer: Sheffield Hallam University
11. Student Representative, June 2009, issuer: Sheffield Hallam University
Publications
1. Rajitha Tennekoon, Janaka Wijekoon, Hiroaki Nishi, “On the Effectiveness of IP-Routable Entire-Packet Encryption Service Over Public Networks (November 2018)”, IEEE Access, vol. 6, pp. 73170-73179, 2018. doi: 10.1109/ACCESS.2018.2882390.
2. Rajitha Tennekoon, Janaka Wijekoon, Erwin Harahap, Hiroaki Nishi, “Prototype Implementation of Fast and Secure Traceability Service over Public Networks”, IEEJ Transactions on Electrical and Electronic Engineering. 11. S122-S133. 10.1002/tee.22245.
3. Erwin Harahap, Janaka Wijekoon, Rajitha Tennekoon, Fumito Yamaguchi, Shinichi Ishida and Hiroaki Nishi, “Modelling of Router-based Request Redirection for Content Distribution Network”, International Journal of Computer Applications 76(13):37-46.
4. Janaka L. Wijekoon, Erwin H. Harahap, Rajitha L. Tennekoon and Hiroaki Nishi, “How can a Service-oriented Router Merge with CDN?”, IEEJ Transactions on Electronics, Information, and Systems (C), vol.136, Issue 8, 2016, pp.1172-1179.
5. Janaka L. Wijekoon, Erwin H. Harahap, Rajitha L. Tennekoon and Hiroaki Nishi, “Effectiveness of Service-oriented Router for ISP-CDN Collaboration”, vol.136, Issue 8, 2016, pp.1172-1179.
6. W.A. Shanaka P. Abeysiriwardhana, Janaka Wijekoon, Rajitha L. Tennekoon and Hiroaki Nishi, “Software-accelerated Service-oriented Router for Edge and Fog Service Enhancement Using Advanced Stream Content Analysis”, IEEJ Transactions on Electronics, Information and Systems, 2019, Volume 139, Issue 8, Pages 891-899, Released August 01, 2019, Online ISSN 1348-8155, Print ISSN 0385-4221, https://doi.org/10.1541/ieejeiss.139.891.
7. Janaka Wijekoon, Shinichi Ishida, Erwin Harahap, Rajitha Tennekoon and Hiroaki Nishi, “Router-based Content Aware Data Redirection for Future CDN Systems”, International Journal of Computer Network and Information Security (IJCNIS), ISSN: 2074-9090 (Print), ISSN: 2074-9104 (Online).
8. Rajitha Tennekoon, Janaka Wijekoon, Erwin Harahap and Hiroaki Nishi, “Per Hop Data Encryption Protocol for Transmission of Motion Control Data Over Public Networks”, International conference AMC2014 - Yokohama.
9. Rajitha Tennekoon, Janaka Wijekoon, Erwin Harahap and Hiroaki Nishi, “Per-hop data encryption protocol for transmitting data securely over public networks”, International conference ANT2014.
10. Rajitha Tennekoon, Janaka Wijekoon, Erwin Harahap and Hiroaki Nishi, “Previous Hop Data Retransmission Service for SoR-based Public Networks”, ISIAFS2014.
11. Janaka Wijekoon, Rajitha Tennekoon, Erwin Harahap, and Hiroaki Nishi, “Introducing a distance vector routing protocol for ns-3 simulator”, In Proceedings of the 8th International Conference on Simulation Tools and Techniques (SIMUTools '15). ICST (Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering), Brussels, BEL, 38–46. DOI:https://doi.org/10.4108/eai.24-8-2015.2260345.
12. Lakmal Rupasinghe, Rajitha Tennekoon, Boominda Anushka, Subramaniam Visagan, Bhashini Hettiarachchi, and Poornima Basnayake, “Authentication Algorithm to MANETs through Challenge-Response Based Architecture”, Research paper of: 2013 The Second National Conference on Technology and Management - 2013 (NCTM2013).
13. T. Imanishi, R. Tennekoon and H. Nishi, “Feature extraction and classification using power demand information”, 2016 IEEE International Conference on Smart Grid Communications (SmartGridComm), 2016, pp. 92-97, doi: 10.1109/SmartGridComm.2016.7778744.
14. T. Imanishi, R. Tennekoon, P. Palensky and H. Nishi, “Enhanced building thermal model by using CO2 based occupancy data”, IECON 2015 - 41st Annual Conference of the IEEE Industrial Electronics Society, 2015, pp. 003116-003121, doi: 10.1109/IECON.2015.7392578.
15. Tomoya Imanishi, Rajitha Tennekoon, and Hiroaki Nishi, “Feature expression of frequency transform regarding daily power demand information”, In Proceedings of the 11th International Conference on Ubiquitous Information Management and Communication (IMCOM '17). Association for Computing Machinery, New York, NY, USA, Article 23, 1–6. DOI:https://doi.org/10.1145/3022227.3022249.
16. Shanika Ekanayake, Rajitha Tennekoon and Ajantha Atukorale, “Decentralized Reputation Based Trust Model for Peer-to-Peer Content Distribution Networks”, ISIAFS2014.
17. J. Wijekoon, R. Tennekoon, E. Harahap, and H. Nishi, “Service-oriented router module implementation on ns-3”. In SIMUTOOLS 2014: The 7th International ICST Conference on Simulation Tools and Techniques, March, 2014.
18. Erwin Harahap, Janaka Wijekoon, Rajitha Tennekoon, Fumito Yamaguchi, Shinichi Ishida, Hiroaki Nishi, “A Router-based Management System for Prediction of Network Congestion”, International conference AMC2014- Yokohama.
19. Isuru U. Jayasooriya, Thanuje A. Nallaperuma, Umesha K. Herath, Sachini R. Ranasinghe; Mohan Liyanage, Rajitha L Tennekoon and Lakmal Rupasinghe, “Decentralized Peer to Peer Web Caching for Mobile Ad Hoc Networks (iCache)”, Research paper of: 2013 8th International Conference on Computer Science & Education (ICCSE 2013).
20. Erwin Harahap, Janaka Wijekoon, Rajitha Tennekoon, Fumito Yamaguchi, Shinichi Ishida and Hiroaki Nishi, “Distributed Algorithm for Router-based Management of Replica Server in Next-CDN Infrastructure”, International Conference on Cyber-Enabled Distributed Computing and Knowledge Discovery 2013.
21. E. Harahap, J. Wijekoon, R. Tennekoon, F. Yamaguchi and H. Nishi, “Router-based request redirection management for a next-generation content distribution network”, 2013 IEEE Globecom Workshops (GC Wkshps), 2013, pp. 1007-1012, doi: 10.1109/GLOCOMW.2013.6825123.
22. J. Wijekoon, E. Harahap, K. Takagiwa, R. Tennekoon and H. Nishi, “Effectiveness of a Service-oriented Router in Future Content Delivery Networks”, 2015 Seventh International Conference on Ubiquitous and Future Networks, 2015, pp. 444-449, doi: 10.1109/ICUFN.2015.7182583.
2. Rajitha Tennekoon, Janaka Wijekoon, Erwin Harahap, Hiroaki Nishi, “Prototype Implementation of Fast and Secure Traceability Service over Public Networks”, IEEJ Transactions on Electrical and Electronic Engineering. 11. S122-S133. 10.1002/tee.22245.
3. Erwin Harahap, Janaka Wijekoon, Rajitha Tennekoon, Fumito Yamaguchi, Shinichi Ishida and Hiroaki Nishi, “Modelling of Router-based Request Redirection for Content Distribution Network”, International Journal of Computer Applications 76(13):37-46.
4. Janaka L. Wijekoon, Erwin H. Harahap, Rajitha L. Tennekoon and Hiroaki Nishi, “How can a Service-oriented Router Merge with CDN?”, IEEJ Transactions on Electronics, Information, and Systems (C), vol.136, Issue 8, 2016, pp.1172-1179.
5. Janaka L. Wijekoon, Erwin H. Harahap, Rajitha L. Tennekoon and Hiroaki Nishi, “Effectiveness of Service-oriented Router for ISP-CDN Collaboration”, vol.136, Issue 8, 2016, pp.1172-1179.
6. W.A. Shanaka P. Abeysiriwardhana, Janaka Wijekoon, Rajitha L. Tennekoon and Hiroaki Nishi, “Software-accelerated Service-oriented Router for Edge and Fog Service Enhancement Using Advanced Stream Content Analysis”, IEEJ Transactions on Electronics, Information and Systems, 2019, Volume 139, Issue 8, Pages 891-899, Released August 01, 2019, Online ISSN 1348-8155, Print ISSN 0385-4221, https://doi.org/10.1541/ieejeiss.139.891.
7. Janaka Wijekoon, Shinichi Ishida, Erwin Harahap, Rajitha Tennekoon and Hiroaki Nishi, “Router-based Content Aware Data Redirection for Future CDN Systems”, International Journal of Computer Network and Information Security (IJCNIS), ISSN: 2074-9090 (Print), ISSN: 2074-9104 (Online).
8. Rajitha Tennekoon, Janaka Wijekoon, Erwin Harahap and Hiroaki Nishi, “Per Hop Data Encryption Protocol for Transmission of Motion Control Data Over Public Networks”, International conference AMC2014 - Yokohama.
9. Rajitha Tennekoon, Janaka Wijekoon, Erwin Harahap and Hiroaki Nishi, “Per-hop data encryption protocol for transmitting data securely over public networks”, International conference ANT2014.
10. Rajitha Tennekoon, Janaka Wijekoon, Erwin Harahap and Hiroaki Nishi, “Previous Hop Data Retransmission Service for SoR-based Public Networks”, ISIAFS2014.
11. Janaka Wijekoon, Rajitha Tennekoon, Erwin Harahap, and Hiroaki Nishi, “Introducing a distance vector routing protocol for ns-3 simulator”, In Proceedings of the 8th International Conference on Simulation Tools and Techniques (SIMUTools '15). ICST (Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering), Brussels, BEL, 38–46. DOI:https://doi.org/10.4108/eai.24-8-2015.2260345.
12. Lakmal Rupasinghe, Rajitha Tennekoon, Boominda Anushka, Subramaniam Visagan, Bhashini Hettiarachchi, and Poornima Basnayake, “Authentication Algorithm to MANETs through Challenge-Response Based Architecture”, Research paper of: 2013 The Second National Conference on Technology and Management - 2013 (NCTM2013).
13. T. Imanishi, R. Tennekoon and H. Nishi, “Feature extraction and classification using power demand information”, 2016 IEEE International Conference on Smart Grid Communications (SmartGridComm), 2016, pp. 92-97, doi: 10.1109/SmartGridComm.2016.7778744.
14. T. Imanishi, R. Tennekoon, P. Palensky and H. Nishi, “Enhanced building thermal model by using CO2 based occupancy data”, IECON 2015 - 41st Annual Conference of the IEEE Industrial Electronics Society, 2015, pp. 003116-003121, doi: 10.1109/IECON.2015.7392578.
15. Tomoya Imanishi, Rajitha Tennekoon, and Hiroaki Nishi, “Feature expression of frequency transform regarding daily power demand information”, In Proceedings of the 11th International Conference on Ubiquitous Information Management and Communication (IMCOM '17). Association for Computing Machinery, New York, NY, USA, Article 23, 1–6. DOI:https://doi.org/10.1145/3022227.3022249.
16. Shanika Ekanayake, Rajitha Tennekoon and Ajantha Atukorale, “Decentralized Reputation Based Trust Model for Peer-to-Peer Content Distribution Networks”, ISIAFS2014.
17. J. Wijekoon, R. Tennekoon, E. Harahap, and H. Nishi, “Service-oriented router module implementation on ns-3”. In SIMUTOOLS 2014: The 7th International ICST Conference on Simulation Tools and Techniques, March, 2014.
18. Erwin Harahap, Janaka Wijekoon, Rajitha Tennekoon, Fumito Yamaguchi, Shinichi Ishida, Hiroaki Nishi, “A Router-based Management System for Prediction of Network Congestion”, International conference AMC2014- Yokohama.
19. Isuru U. Jayasooriya, Thanuje A. Nallaperuma, Umesha K. Herath, Sachini R. Ranasinghe; Mohan Liyanage, Rajitha L Tennekoon and Lakmal Rupasinghe, “Decentralized Peer to Peer Web Caching for Mobile Ad Hoc Networks (iCache)”, Research paper of: 2013 8th International Conference on Computer Science & Education (ICCSE 2013).
20. Erwin Harahap, Janaka Wijekoon, Rajitha Tennekoon, Fumito Yamaguchi, Shinichi Ishida and Hiroaki Nishi, “Distributed Algorithm for Router-based Management of Replica Server in Next-CDN Infrastructure”, International Conference on Cyber-Enabled Distributed Computing and Knowledge Discovery 2013.
21. E. Harahap, J. Wijekoon, R. Tennekoon, F. Yamaguchi and H. Nishi, “Router-based request redirection management for a next-generation content distribution network”, 2013 IEEE Globecom Workshops (GC Wkshps), 2013, pp. 1007-1012, doi: 10.1109/GLOCOMW.2013.6825123.
22. J. Wijekoon, E. Harahap, K. Takagiwa, R. Tennekoon and H. Nishi, “Effectiveness of a Service-oriented Router in Future Content Delivery Networks”, 2015 Seventh International Conference on Ubiquitous and Future Networks, 2015, pp. 444-449, doi: 10.1109/ICUFN.2015.7182583.