Publications
For more details, visit my Google Scholar profile.
2025
Buddhima Weerasinghe, Asanka Sayakkara, Kasun De Zoysa, and Mark Scanlon, "Low-overhead and Non-invasive Electromagnetic Side-Channel Monitoring for Forensic-ready Industrial Control Systems", In Proceedings of Digital Forensics Doctoral Symposium (DFDS), co-located with Digital Forensics Research Conference EU (DFRWS EU), 1-4 April 2025, Brno, Czech Republic. doi: https://doi.org/10.1145/3712716.3712722 [PDF]
A. Mohamed Aslam Sujah, Asanka Sayakkara, and H.B.P. Sandani, "Enhancing Plant Disease Detection with Transfer Learning and Ensemble Techniques Based on Plant Families", In Proceedings of 5th International Conference on Computer Vision and Robotics (CVR 2025), 25-26 April 2025, National Institute of Technology Goa, India. [PDF]
2024
Gayan Akmeemana, Dharshana Kasthurirathna, and Asanka Sayakkara, "Detecting Cryptographic Hash Functions through Electromagnetic Side-Channel Analysis", In Proceedings of the 24th ICTer International Conference, ICTer 2024, Colombo, Sri Lanka. (to appear)
Senal Punsara, Dinil Ratnayake, Janitha Devin Ratnayake, Asanka Sayakkara, and Akila Wickramasekara, "Electromagnetic Insights Acquisition through a Forensics-as-a-Service Platform", In Proceedings of the 9th International Conference on Information Technology Research, ICITR 2024, Moratuwa, Sri Lanka. doi: https://doi.org/10.1109/ICITR64794.2024.10857780 [PDF]
Vinuri Piyathilake, Asanka Sayakkara, Kenneth Thilakarathna, Randil Pushpananda, Lasanthi De Silva, Kasun Karunanayaka, Oshani E. Wickramasinghe, Vishmina Obeysekara, and Gayathri Purage, "A Low-Cost, Off-the-Shelf Prototyping Platform for Molecular Communications Research", In Proceedings of 17th International Conference on Signal Processing and Communication System (ICSPCS-2024), 16-18 December 2024, Gold Coast, Australia. doi: https://doi.org/10.1109/ICSPCS63175.2024.10815760 [PDF]
Lojenaa Navanesan, Nhien-An Le-Khac, Yossi Oren, Kasun De Zoysa, and Asanka Sayakkara, "Cross-device Portability of Machine Learning Models in Electromagnetic Side-Channel Analysis for Forensics", Journal of Universal Computer Science (JUCS), 30(10): 1389-1422, 2024. doi: https://doi.org/10.3897/jucs.109788 [PDF]
Michael Amar, Lojenaa Navanesan, Asanka Sayakkara, Yossi Oren, "Two's Complement: Monitoring Control Flow using Both Power and Electromagnetic Side Channels", 27th Euromicro Conference on Digital System Design (DSD), August 28-30, 2024, Paris, France. doi: https://doi.org/10.1109/DSD64264.2024.00037 [PDF]
Muhammad Rusyaidi Zunaidi, Asanka Sayakkara, Mark Scanlon, "A Digital Forensic Methodology for Encryption Key Recovery from Black-Box IoT Devices", In Proceedings of 12th International Symposium on Digital Forensics and Security (ISDFS 2024), April 29-30, 2024, Trinity University in San Antonio, TX, US. doi: https://doi.org/10.1109/ISDFS60797.2024.10527284 [PDF]
Muhammad Rusyaidi Zunaidi, Asanka Sayakkara, Mark Scanlon, "Revealing IoT Cryptographic Settings through Electromagnetic Side-Channel Analysis", Electronics 2024, 13, 1579. doi: https://doi.org/10.3390/electronics13081579 [PDF]
Lojenaa Navanesan, Nhien-An Le-Khac, Mark Scanlon, Kasun de Zoysa, and Asanka Sayakkara, "Ensuring Cross-Device Portability of Electromagnetic Side-Channel Analysis for Digital Forensics", Digital Forensics Research Workshop - Europe (DFRWS EU 2024), March 19-22, 2024, Zaragoza, Spain. doi: https://doi.org/10.1016/j.fsidi.2023.301684 [PDF]
Tharindu Lakshan Yasarathna, Lojenaa Navanesan, Simon Barcque, Asanka Sayakkara, Nhien-An Le-Khac, "Crossed-IoT Device Portability of Electromagnetic Side Channel Analysis: Challenges and Dataset", Vietnam Journal of Computer Science, 2024. doi: https://doi.org/10.1142/S2196888824500052 [PDF]
Vinuri Piyathilake, Imashi Dissanayake, Isurika Perera, Asanka P. Sayakkara, and Enosha Hettiarachchi, "Eloc-Web: Uncertainty Visualisation and Real-Time Detection of Wild Elephant Locations", Journal of Geovisualization and Spatial Analysis, Springer, Volume 8 (7), 2024. doi: https://doi.org/10.1007/s41651-023-00169-7 [PDF]
2023
Bart Somers, Asanka Sayakkara, Darren R. Hayes, and Nhien-An Le-Khac, "Finding Forensic Artefacts in Long-term Frequency Band Occupancy Measurements using Statistics and Machine Learning", In Proceedings of 14th EAI International Conference on Digital Forensics & Cyber Crime (EAI ICDF2C 2023), November 30-1, 2023, New York City, United States. doi: https://doi.org/10.1007/978-3-031-56580-9_14 [PDF]
Michael Amar, Lojenaa Navanesan, Asanka P. Sayakkara, and Yossi Oren, "Waves of Knowledge: A Comparative Study of Electromagnetic and Power Side-Channel Monitoring in Embedded Systems", In Proceedings of the EAI International Conference on Security and Privacy in Cyber-Physical Systems and Smart Vehicles (EAI SmartSP 2023), October 12-13, 2023, Chicago, United States. doi: https://doi.org/10.1007/978-3-031-51630-6_11 [PDF]
Purushoth Velayuthan, Vinuri Piyathilake, Kavinda Athapaththu, Damitha Sandaruwan, Asanka P. Sayakkara, and Enosha Hettiarachchi. "Using Multispectral UAV Imagery for Marine Debris Detection in Sri Lanka". In Proceedings of the 8th International Conference on Information Technology Research, ICITR 2023, Colombo, Sri Lanka. doi: https://doi.org/10.1109/ICITR61062.2023.10382866 [PDF]
Chamath K. Silva, Vinuri Piyathilake, Chamath Keppitiyagama, Asanka P. Sayakkara, Prabash Kumarasinghe, Namal Jayasuriya, and Udayanga Sampath, "A Wavelet Transform-based Feature Extraction Pipeline for Elephant Rumble Detection", ICTer Journal, Volume 16, Issue 3, 2023. doi: https://doi.org/10.4038/icter.v16i3.7268 [PDF]
Shakthi Sachintha, Nhien-An Le-Khac, Mark Scanlon, and Asanka P. Sayakkara, "Data Exfiltration through Electromagnetic Covert Channel of Wired Industrial Control Systems", Applied Sciences 13, no. 5 (2023): 2928. doi: https://doi.org/10.3390/app13052928 [PDF]
Lojenaa Navanesan, Kasun de Zoysa, and Asanka Sayakkara, "Forensic Insights from iPhones using EM-SCA", Digital Forensics Research Workshop - Asia-Pacific (DFRWS APAC 2023), October 17-20, 2023, Singapore. (Best Poster Award) Poster: [PDF]
2022
Dulangi Anuththara Gamage, Kasun De Zoysa, and Asanka P. Sayakkara. "Enhancing Source Camera Identification through Higher-order Wavelet Statistics". In Proceedings of the 22nd International Conference on Advances in ICT for Emerging Regions, ICTer 2022, Colombo, Sri Lanka. [PDF]
2021
Quan Le, Luis Miralles-Pechuan, Asanka Sayakkara, Nhien-An Le-Khac, Mark Scanlon, "Identifying Internet of Things software activities using deep learning-based electromagnetic side-channel analysis", Elsevier Digital Investigation, 2021. doi: https://doi.org/10.1016/j.fsidi.2021.301308 [PDF]
Asanka Sayakkara and Nhien-An Le-Khac , “Electromagnetic Side- Channel Analysis for IoT Forensics: Challenges, Framework, and Datasets,” in IEEE Access, vol 9, pp. 113585-113598, 2021. doi: https://doi.org/10.1109/ACCESS.2021.3104525 [PDF]
Asanka Sayakkara and Nhien-An Le-Khac , "Forensic Insights from Smartphones through Electromagnetic Side-Channel Analysis," in IEEE Access, vol. 9, pp. 13237-13247, 2021. doi: http://doi.org/10.1109/ACCESS.2021.3051921 [PDF]
2020
Asanka Sayakkara, "Electromagnetic Side-Channel Analysis Methods for Digital Forensics on Internet of Things", PhD Thesis, University College Dublin, Ireland, 2020. [PDF]
Xiaoyu Du, Chris Hargreaves, John Sheppard, Felix Anda, Asanka Sayakkara, Nhien-An Le-Khac, and Mark Scanlon, "SoK: Exploring the State of the Art and the Future Potential of Artificial Intelligence in Digital Forensic Investigation", 13th International Workshop on Digital Forensics (WSDF), held at the 15th International Conference on Availability, Reliability and Security (ARES), Virtual Event, 25-28th August 2020. [PDF]
Asanka Sayakkara, Le-Khac, N-A., and Scanlon, M., "Facilitating Electromagnetic Side-Channel Analysis for IoT Investigation: Evaluating the EMvidence Framework", DFRWS Virtual USA Special Issue in Forensic Science International: Digital Investigation, July 2020. [PDF]
Asanka Sayakkara, Miralles, L., Le-Khac, N-A., and Scanlon, M., "Cutting through the Emissions: Feature Selection from Electromagnetic Side-Channel Data for Activity Detection", DFRWS Virtual EU Special Issue in Forensic Science International: Digital Investigation, March 2020. (Best Student Paper Award) [PDF]
Asanka Sayakkara, Le-Khac, N-A., and Scanlon, M., "EMvidence: A Framework for Digital Evidence Acquisition from IoT Devices through Electromagnetic Side-Channel Analysis", DFRWS Virtual EU Special Issue in Forensic Science International: Digital Investigation, March 2020. (Best Poster Award) [PDF]
2019
Asanka Sayakkara, Le-Khac, N-A., and Scanlon, M., "Leveraging Electromagnetic Side-Channel Analysis for the Investigation of IoT Devices", DFRWS-USA Special Issue in Elsevier Digital Investigation, Portland, OR, USA, July 2019. (Best Student Paper Award) [PDF]
Asanka Sayakkara, Le-Khac, N-A., and Scanlon, M., "A survey of electromagnetic side-channel attacks and discussion on their case-progressing potential for digital forensics", Elsevier Digital Investigation, 2019. [PDF]
2018
Asanka Sayakkara, Le-Khac, N-A., and Scanlon, M., "Accuracy Enhancement of Electromagnetic Side-channel Attacks on Computer Monitors", The Second International Workshop on Criminal Use of Information Hiding (CUING), held at the 13th International Conference on Availability, Reliability and Security (ARES), Hamburg, Germany, August 2018. [PDF]
Asanka Sayakkara, Le-Khac, N-A., and Scanlon, M., "Electromagnetic Side-Channel Attacks: Potential for Progressing Hindered Digital Forensic Analysis", International Workshop on Speculative Side Channel Analysis (WoSSCA 2018), held as part of the 32nd European Conference on Object-Oriented Programming (ECOOP) and the 27th International Symposium on Software Testing and Analysis (ISSTA), Amsterdam, Netherlands, July 2018. [PDF]
Asanka Sayakkara, Le-Khac, N-A., and Scanlon, M., "Leveraging Electromagnetic Side-Channel Attacks for Digital Forensics", 32nd European Conference on Object-Oriented Programming (ECOOP) and the 27th International Symposium on Software Testing and Analysis (ISSTA), Amsterdam, Netherlands, July 2018. [Poster Abstract] [PDF]
Lasith Niroshan, Chathura Suduwella, Asanka Sayakkara, Chamath Keppitiyagama and Kasun De Zoysa. "Enhancing the Accuracy of Wi-Fi Tomographic Imaging Using a Human-Interference Model". In Proceedings of the International Conference on Advances in ICT for Emerging Regions, ICTer 2018, Colombo, Sri Lanka. [PDF]
Dilini Muthumala, Udara Liyanage, Asanka Sayakkara and Jeewani Goonetillake. "Optimizing Concurrent-Query Execution in Wireless Sensor Networks". In Proceedings of the International Conference on Advances in ICT for Emerging Regions, ICTer 2018, Colombo, Sri Lanka. [PDF]
2017
Dilushi Piumwardane, Chathura Suduwella, Isuru Dharmadasa, Asanka Sayakkara, Kasun De Zoysa and Chamath Keppitiyagama. "Poster Abstract: An Empirical Study of WiFi-based Radio Tomographic Imaging". In Proceedings of the 15th ACM Conference on Embedded Networked Sensor Systems, SenSys 2017, Delft, The Netherlands. [PDF]
Namal Jayasuriya, Tharindu Ranathunga, Kasun Gunawardana, Chamath Silva, Prabash Kumarasinghe, Asanka Sayakkara, Chamath Keppitiyagama, Kasun De Zoysa, Kasun Hewage and Thiemo Voigt. "Poster Abstract: Resource-Efficient Detection of Elephant Rumbles". In Proceedings of the 15th ACM Conference on Embedded Networked Sensor Systems, SenSys 2017, Delft, The Netherlands. [PDF]
Asanka Sayakkara, Namal Jayasuriya, Tharindu Ranathunga, Chathura Suduwella, Nithila Vithanage, Chamath Keppitiyagama, Kasun De Zoysa, Kasun Hewage and Thiemo Voigt. "Eloc: Locating Wild Elephants using Low-cost Infrasonic Detectors". In Proceedings of the International Conference on Distributed Computing on Sensor Systems, DCOSS 2017, Ottawa, Canada. (Best Paper Award) [PDF]
Namal Jayasuriya, Asanka Sayakkara, Chathura Suduwella, Chamath Keppitiyagama, Kasun De Zoysa, Kasun Hewage, and Thiemo Voigt. "Wire is not dead: Wired-backscatter Communication for Breakage Detection in Electric Fences". In Proceedings of the Workshop on Next Generation Platforms for the Cyber-Physical Internet, NextMote 2017, Uppsala, Sweden. [PDF]
Asanka Sayakkara, Namal Jayasuriya, Tharindu Ranathunga, Chathura Suduwella, Nithila Vithanage, Chamath Keppitiyagama, Kasun De Zoysa, Kasun Hewage and Thiemo Voigt. "Poster: A Low-cost Elephant Localization System". In Proceedings of the International Conference on Embedded Wireless Systems and Networks, EWSN 2017, Uppsala, Sweden. [PDF]
2016
Rumesh Eranga, Asanka Sayakkara and Chamath Keppetiyagama. "A Data Delivery Protocol for Extremely Resource Constrained Wireless Sensors". In Proceedings of the International Conference on Advances in ICT for Emerging Regions, ICTer 2016, Colombo, Sri Lanka. [PDF]
Adambarage Charith Shalitha De Alwis, Chamath Keppitiyagama, Asanka Sayakkara and Dilushi Piumwardane. "Radio Tomographic Imaging using Extremely Resource Constrained Devices". In Proceedings of the International Conference on Advances in ICT for Emerging Regions, ICTer 2016, Colombo, Sri Lanka. [PDF]
2015
Poshitha Dabare, Chathura Suduwella, Asanka Sayakkara, Damitha Sandaruwan, Chamath Keppitiyagama, Kasun De Zoysa, Kasun Hewage, and Thiemo Voigt. "Listening to the Giants: Using Elephant Infra-Sound to Solve the Human-Elephant Conflict". In Proceedings of the 6th Workshop on Real World Wireless Sensor Networks, RealWSN 2015, Seoul, South Korea. [PDF]
Asanka Sayakkara, Chathura Suduwella, Charith Shalitha, Rumesh Hapuarachchi, Chamath Keppitiyagama and Kasun De Zoysa. "Wireless Sensing: What Simplicity has to Offer?". In 12th IEEE International Conference on Mobile Ad hoc and Sensor Systems, MASS 2015, Dallas, USA. [PDF]
D.T.N.I. Perera, Kasun de Zoysa, Jeevani Goonathillake and Asanka Sayakkara. "Secure Dynamic Access Control Mechanism for Shared Wireless Sensor Networks". In 10th International Conference on Systems and Networks Communications, ICSNC 2015, Barcelona, Spain. [PDF]
2014
Asanka Sayakkara, Dongkyun Kim. "Cross-layer opportunistic forwarding to reduce patterned synchronization effect in highly resource constrained WSNs". In IEEE Wireless Communications and Networking Conference, WCNC 2014, Istanbul, Turkey. [PDF]
Asanka Sayakkara, Sungwon Lee and Dongkyun Kim. "The Feasibility of Exploiting IEEE 802.11n for Addressing MAC Layer Overheads in UASNs". In International Journal of Distributed Sensor Networks, IJDSN 2014. [PDF]
Asanka Sayakkara, Sungwon Lee and Dongkyun Kim, "Applying frame aggregation and block acknowledgement to increase channel utilization in UASNs". IIISC 2014, Thailand. [PDF]
Syed Hassan Ahmed, Asanka Sayakkara, Gwanghyeon Kim and Dongkyun Kim. "Self-organized e-Health Application Using IEEE 11703: An Experimental Approach". In Procedia Computer Science (32), 2014, Elsevier. [PDF]
2013
Edirisuriya Mudalige Dilanga Siriwardane, Asanka Sayakkara, Vigitha Ekanayake and Kasun De Zoyza. “My Sensors: A System for Secure Sensor Data Sharing Over Internet”. In Proceedings of the International Conference on Advances in ICT for Emerging Regions, ICTer 2013, Colombo, Sri Lanka. [PDF]
2012
Asanka Sayakkara, "Distributed In-network Actuation of Wireless Sensor Networks using a Declarative Query Interface", Bachelor of Science Thesis, University of Colombo Scool of Computing, Sri Lanka, December, 2012. [PDF]
Asanka Sayakkara, Jeevani Goonathillake and Kasun De Zoysa. "Declarative Interface for In-network Actuation on Wireless Sensor-Actuator Networks". In Proceedings of the 3rd IEEE International Conference on Networked Embedded Systems for Every Application, NESEA 2012, Liverpool, UK. [PDF]
Lakmal Weerawarne, Asanka Sayakkara, Dinuni Fernando, Chathura Suduwella, and Kasun De Zoysa. “TikiriPower Using TikiriDB abstraction on Smart Home systems”. In Proceedings of the International Conference on Advances in ICT for Emerging Regions, ICTer 2012, Colombo, Sri Lanka. [PDF]
Asanka Sayakkara and Kasun De Zoysa. "Poster abstract: A declarative interface for smart-phone based sensor network systems". In 2nd International Workshop on Mobile Sensing, Beijing, China, 2012. [PDF]
2010
Asanka Sayakkara, W. S. N. P. Senanayake, K. Hewage, N. M. Laxaman, and K. De Zoysa. "The deployment of tikiridb for monitoring palm sap production". In Proceedings of the 4th international conference on Real-world wireless sensor networks, REALWSN, pages 182-185, Springer-Verlag, Berlin, Heidelberg, 2010. [PDF]