PAPERS

Conferences

2025

  1. M. Danousis, A. Piemonti, F. Granelli, X. Masip-Bruin, E. Rodriguez, A. Carrega, C. Skianis, E. Kafetzakis, I. Giannoulakis, Enhancing 6G Network Resilience through HORSE's LLM Agent-Based Security Mechanisms, IEEE Global Communications Conference (GLOBECOM) 8–12 December 2025, Taipei, Taiwan
  2. M. Danousis, A. Piemonti, F. Granelli, X. Masip-Bruin, E. Rodriguez, A. Carrega, C. Skianis, E. Kafetzakis, I. Giannoulakis, Securing 6G Networks: the HORSE Approach Using LLM-Driven Mitigation Actions, in EuCNC 2025, June 2025 Poznan, Poland
  3. I. Manolopoulos, N. Deligiannakis, E. Kafetzakis, I. Giannoulakis, and D. A. Kastrinakis, eXRercise Training System: A Novel AI-Enhanced XR Architecture for Sustainable and Adaptive Smart Learning Ecosystems, 11th IEEE International Smart Cities Conference, 5-8 Oct., Patra, Greece

2024

  1. Markus Wurzenberger, Stephan Krenn, Max Landauer, Florian Skopik, Cora Perner, Jarno Lötjönen, Jani Päijänen, Georgios Gardikis, Nikos Alabasis, Liisa Sakerman, Kristiina Omri, Juha Röning, Kimmo Halunen, Vincent Thouvenot, Martin Weise, Andreas Rauber, Vasileios Gkioulos, Sokratis Katsikas, Luigi Sabetta, Jacopo Bonato, Rocío Ortíz, Daniel Navarro, Nikolaos Stamatelatos, Ioannis Avdoulas, Rudolf Mayer, Andreas Ekelhart, Ioannis Giannoulakis, Emmanouil Kafetzakis, Antonello Corsi, Ulrike Lechner, and Corinna Schmitt, NEWSROOM: Towards Automating Cyber Situational Awareness Processes and Tools for Cyber Defence, in Proceedings of the 19th International Conference on Availability, Reliability and Security (ARES '24). Association for Computing Machinery, New York, NY, USA, Article 69, 1–11. https://doi.org/10.1145/3664476.3670914
  2. Stelios Erotokritou, Ioannis Giannoulakis, Emmanouil Kafetzakis, Ettore Etenzi, Sotiris Diamantopoulos, Giovanni Mazzeo, Salvatore D’Antonio, Jean-Paul Bultel, Athanasios Stratikopoulos, Angelos Papoutsis, James Lloyd, Georgios Meditskos, Vincenzo Napolitano, Konstantinos Kaltakis, Revolutionizing Data Privacy: The ENCRYPT Project's Innovations and Applications, in Proceedings of EMCIS 2024, 2-3 Sep., Athens, Greece
  3. Stelios Erotokritou, Ioannis Giannoulakis, Emmanouil Kafetzakis, Konstantinos Kaltakis, Simplifying Differential Privacy for Non-Experts: The ENCRYPT Project Approach, in Proc. of IEEE International Conference on Cyber Security and Resilience (IEEE CSR) in London 2-4 September 2024
  4. Michail Danousis, Konstantinos Kaltakis, Alexandros Dimos, Charalabos Skianis, Emmanouil Kafetzakis, Ioannis Giannoulakis, Optimizing Network Cybersecurity: AI-Powered NLP for Natural Language Command Interpretation, in Proc. of IEEE International Workshop on Computer-Aided Modeling and Design of Communication Links and Networks (CAMAD) 21–23 October 2024, Athens, Greece

2023

  1. I. Siachos, K. Kaltakis, K. Papachristopoulou, I. Giannoulakis, E. Kafetzakis, Comparison of Machine Learning Algorithms trained under Differential Privacy for Intrusion Detection Systems, IEEE CSR Workshop on Privacy-Preserving Data Processing and Analysis (2P-DPA), 2023, July 31 / 2 August, 2023 – Hybrid Event
  2. D. Antoniou, S. Koumoutzelis, T. Georgoulakis, E. Kafetzakis, I. Giannoulakis, A MODULAR APP STORE REFERENCE ARCHITECTURE (MASRA), Published in EDA Research, Technology, and Innovation Papers Award 2023.
  3. S. Koumoutzelis, G. Avdikos, T. Georgoulakis, I. Giannoulakis and E. Kafetzakis, Security Issues of GPUs and FPGAs for AI-powered near & far Edge Services, Vol. 22 No. 1 (2023): Proceedings of the 22nd European Conference on Cyber Warfare and Security, ECCWS 2023

2022

  1. E. Grigoriou, M. Fountoulakis, E. Kafetzakis, I. Giannoulakis, E. Fountoukidis, P.A. Karypidis, D. Margounakis, C. V. Mikelidou, I. Sennekis, G. Boustras, Towards the RESPOND-A initiative: Next-generation equipment tools and mission-critical strategies for First Responders, in IEEE COINS 2022, Barcelona, Spain, August 1-3, 2022
  2. Vasiliki Kelli, Panagiotis Radoglou-Grammatikis, Achilleas Sesis, Thomas Lagkas, Antonios Sarigiannidis, Emmanouil Kafetzakis, Ioannis Giannoulakis, and Panagiotis Sarigiannidis, Attacking DNP3 ICS/SCADA Systems and Detection, in IoTI4 2022 – 4th International Workshop on IoT Applications and Industry 4.0 Marina Del Rey, Los Angeles, May 30 to June 1, 2022

2021

  1. Nicholas P. Sgouros, Emmanouil Kafetzakis, Ioannis Giannoulakis, Dimitris Nodaros, Alexandros Karatzos, George Boustras, George Kioumourtzis, Tasos Kourtis, Charilaos Zarakovitis, Harbil Arregui, RESPOND-A: An Initiative for Innovative Equipment, Tools and Mission-critical Strategies for First Responders, EuCNC 6G Summit 2021
  2. D. Klonidis, F. Davoli, N. Sgouros, G. Amponis, G. Katsikas1, T. Xirofotos, R. Bruschi, C. Lombardo, I. Giannoulakis, E. Kafetzakis, P. Gouvas, 5G-INDUCE – A NetApp orchestration platform enabling on-demand deployment of security services, Workshop 8 at EuCNC/6G Summit “From 5G to 6G Automated and Intelligent SecuriTy: FAST”, Porto, Portugal (virtual event)

2019

  1. Alexandros Kostopoulos, Ioannis P. Chochliouros, Evangelos Sfakianakis, Daniele Munaretto, Claus Keuker, Michail-Alexandros Kourtis, Ioannis Giannoulakis, Network Functions for Supporting 5G Services, in EuCNC 2019
  2. Alexandros Kostopoulos, Ioannis P. Chochliouros, Daniele Munaretto, Claus Keuker, Ioannis Giannoulakis, 5G Edge Network Acceleration for Crowd Events, in WWW/Internet 2019, Cagliary Italy
  3. Paris Charalampou, Ioannis Giannoulakis, Emmanouil Kafetzakis, Efstathios D. Sykas, Experimenting on LTE-U and WiFi coexistence, in 4th South-East Europe Design Automation, Computer Engineering, Computer Networks and Social Media Conference (SEEDA-CECNSM 2019)
  4. Panagiotis Radoglou-Grammatikis, Panagiotis Sarigiannidis, Ioannis Giannoulakis,Emmanouil Kafetzakis, Emmanouil Panaousis, Attacking IEC-60870-5-104 SCADA Systems, in: 2019 IEEE World Congress on Services (SERVICES), 8-13 July 2019, Milan, Italy, DOI: 10.1109/SERVICES.2019.00022

Citations: 4

2018

  1. J. Pérez-Romero, V. Riccobene, F. Schmidt, O. Sallent, E. Jimeno, J. Fernandez, A. Flizikowski, I. Giannoulakis, E. Kafetzakis, Monitoring and Analytics for the Optimisation of Cloud Enabled Small Cells, In 2018 IEEE 23rd International Workshop on Computer Aided Modeling and Design of Communication Links and Networks (CAMAD), Barcelona, Spain, 17-19 Sept. 2018
  2. Citations: 5
  3. A. Kostopoulos, I. P. Chochliouros, I. Giannoulakis, A. Kourtis, E., Kafetzakis, Small Cells-as-a-Service in 5G Networks, IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (IEEE BMSB 2018), Valencia, Spain, June 6th – 8th, 2018,
  4. Citations: 7
  5. I. P. Chochliouros, A. S. Spiliopoulou, I. Giannoulakis, A. Kourtis, E. Kafetzakis, Enhancing Network Management via NFV, MEC, Cloud Computing and Cognitive Features: The “5G ESSENCE” Modern Architectural Approach, 14th IFIP International Conference on Artificial Intelligence Applications and Innovations (AIAI), May 2018, Rhodes, Greece. Springer International Publishing, IFIP Advances in Information and Communication Technology, AICT-520, pp.50-61, 2018, https://doi.org/10.1007/978-3-319-92016-0_5
  6. Citations: 5
  7. I. P. Chochliouros, A. Kostopoulos, A. S. Spiliopoulou, A. Kourtis, I. Giannoulakis, M. A. Kourtis, E. Sfakianakis, M. Belesioti, E. Kafetzakis, and M. Iosifidis, Small Cells, NFV and Cloud Computing as Enablers for offering Innovative 5G Services: From the SESAME to the 5G ESSENCE Architectural Framework, EuCNC 2018
  8. Μ. R. Spada, I. P. Chochliouros, I. Giannoulakis, A. Kourtis, 5G ESSENCE and 5G Italian MISE Trial: Synergies among the Use Cases, EuCNC 2018, Ljubliana, Slovenia

2017

  1. I.P. Chochliouros, A. Kostopoulos, E. Sfakianakis, D. Arvanitozisis, A.S. Spiliopoulou, M. Belesioti, I. Giannoulakis, A. Kourtis, P.S. Khodashenas, J.-O. Fajardo, A. Dardamanis, E. Kafetzakis and J.G. Lloreda (2017): Revisiting SESAME Architecture for 5G Networks. International Conference WWW/Internet 2017 (ICWI) and Applied Computing 2017, October 18-20, 2017, Algarve, Portugal.
  2. I. Chochliouros, I. Giannoulakis, E. Sfakianakis, A. Kostopoulos, A. Kourtis, D. Arvanitozisis, A. Spiliopoulou, M. Belesioti, P. Sayyad Khodashenas, J. O. Fajardo, A. Dardamanis, J. G. Llloreda, E. Kafetzakis, J. Perez Romero – A Modern Architectural View Based upon Enhancements of the SESAME Innovative Approach, EuCNC 2017, SESAME- 5G ESSENCE Special Session, Oulu, Finland
  3. I. Chochliouros, I. Giannoulakis, E. Kafetzakis, A. Kourtis, A. Spiliopoulou, The “5G ESSENCE” Architectural Approach for the Provision of Enhanced 5G Network Facilities, EuCNC 2017, SESAME- 5G ESSENCE Special Session, Oulu, Finland
  4. I. Giannoulakis, E. Kafetzakis, M. A. Kourtis, G. Xylouris, A. Kourtis, D. Makris – LTE Edge Network Enhancement with NFV-based Core Functionalities, IEEE CAMAD 2017, 19-21 June 2017, p. 1-4, Lund, Sweden
  5. A. Kostopoulos, I. Chochliouros, F.–C. Kuo, R. Riggio, L. Goratti, N. Nikaein, I. Giannoulakis, J. P. Romero, T. Chen, R. Steinert, D. Panaitopol – Design Aspects for 5G Architectures: The SESAME and COHERENT approach, ICC2017, 21-25 May 2017, p. 986 – 992, Paris, France
  6. Citations: 1
  7. T. Subramanya, L. Goratti, S. N. Khan, E. Kafetzakis, I. Giannoulakis, R. Riggio – A Practical Architecture for Mobile Edge Computing – IEEE NFV-SDN, 6-8 November 2017 – Berlin, Germany, DOI: 10.1109/NFV-SDN.2017.8169855
  8. Citations: 1
  9. I. Chochliouros, A. Kostopoulos, I. Giannoulakis, A. Spiliopoulou, M. Belesioti, E. Sfakianakis, A. Kourtis, E. Kafetzakis – Using Small Cells for Enhancing 5G Network Facilities, IEEE NFV-SDN, 6-8 November 2017 – Berlin, Germany, DOI: 10.1109/NFV-SDN.2017.8169871
  10. I. Chochliouros, I. Giannoulakis, A. Spiliopoulou, M. Belesioti, A. Kostopoulos, E. Sfakianakis, A. Kourtis, E. Kafetzakis, S. Agapiou, A Novel Architectural Concept for Enhanced 5G Network Facilities, 21st International Conference on Circuits, Systems, Communications and Computers (CSCC 2017), 14-17 July 2017, Heraklion, Greece

2016

  1. I. Giannoulakis, G. Xylouris, E. Kafetzakis, A. Kourtis, J. O. Fajardo, P. S. Khodashenas, A. Albanese, H. Mouratidis, V. Vassilakis – System architecture and aspects of SESAME: Small cEllS coordinAtion for Multi-tenancy and Edge services, IFIP/IEEE NetSoft 2016, Seoul, S. Korea, p. 447-452
  2. Citations: 1
  3. I. Giannoulakis, J. O. Fajardo, J. Garcia Lloreda, P. S. Khodashenas, C. Ruiz, A. Betzler, E. Kafetzakis, J. Pérez-Romero, A. Albanese, M. Paolino, L. Goratti, R. Riggio:
  4. Enabling technologies and benefits of multi-tenant multi-service 5G Small Cells. EuCNC 2016, Athens, Greece, p. 42-46
  5. Citations: 27
  6. I. Chochliouros, I. Giannoulakis, T. Kourtis, M. Belesioti, E. Sfakianakis, A. Spiliopoulou, N. Bompetsis, E. Kafetzakis, L. Goratti, A. Dardamanis – A Model for an Innovative 5G-Oriented Architecture, Based on Small Cells Coordination for Multi-tenancy and Edge Services. AIAI 2016, Thessaloniki, Greece, p. 666-675
  7. Citations: 20
  8. I. Giannoulakis, E. Kafetzakis, A. Kourtis – A Source Prioritizing Scheme for Relay Cooperative Networking. Next Generation Wired/Wireless Networking (NEW2AN) 2016, Saint Petersburg, Russia, p. 155-165

2014

  1. Giannoulakis, E. Kafetzakis, G. Xylouris, G. Gardikis, A. Kourtis – On the Applications of Efficient NFV Management Towards 5G Networking. 5G for Ubiquitous Connectivity (5GU) 2014, Levi, Finland, p. 1-5

Citations: 27

2013

  1. I. Giannoulakis, K. Kontovasilis, N. Mitrou – Performance, dimensioning and interference tradeoffs for two-tier wireless networks, PIMRC 2013, London, UK, p. 3134-3139

Citations: 1

Journals

2025

  1. G. Vardoulias, I. Bartsiokas, N. Nikopoulos, G. Karachalios, G. Gardikis, N. Alampasis, I. Giannoulakis and E. Kafetzakis, Linking independent 5G Bubbles using tactical IP radios: Part 1, laboratory deployment and testing., in IEEE Access, vol. 13, pp. 136383-136394, 2025, doi: https://doi.org/10.1109/ACCESS.2025.3594800

2024

  1. K. Kaltakis, A. Dimos, I. Giannoulakis, E. Kafetzakis, and C. Skianis, A Reinforcement Learning-Based Reverse Auction Enforcing Smart Pricing Policies towards B5G Offloading Strategies, MDPI Special Issue Recent Advances and Challenges in IoT, Cloud and Edge Coexistence, Electronics, 13(13), 2488, 2024 https://doi.org/10.3390/electronics13132488

2021

  1. P. Radoglou-Grammatikis, P. Sarigiannidis, E. Iturbe, E. Rios, S. Martinez, A. Sarigiannidis, G. Eftathopoulos, I. Spyridis, A. Sesis, N. Vakakis, D. Tzovaras, E. Kafetzakis, I. Giannoulakis, M. Tzifas, A. Giannakoulias, M. Angelopoulos, F. Ramos, SPEAR SIEM: A Security Information and Event Management System for the Smart Grid, Computer Networks, Volume 193, 5 July 2021, 108008
  2. https://doi.org/10.1016/j.comnet.2021.108008

2019

  1. M.-A. Kourtis, B. Blanco, J. Pérez-Romero, D. Makris, M. J. McGrath, G. Xilouris, D. Munaretto, R. Solozabal, A. Sanchoyerto, I. Giannoulakis, E. Kafetzakis, V. Riccobene, E. Jimeno, A. Kourtis, R. Ferrús, F. Liberal, H. Koumaras, A. Kostopoulos, I. Chochliouros, A Cloud-Enabled Small Cell Architecture in 5G networks for broadcast/multicast services, IEEE Transactions on Broadcasting, Volume: 65 , Issue: 2 , June 2019, PageS: 414 – 424, DOI: 10.1109/TBC.2019.2901394
  2. URL: https://ieeexplore.ieee.org/abstract/document/8666166/authors

Citations: 5

2017

  1. P. S. Khodashenas, B. Blanco, M.-A. Kourtis, I. Taboada, G. Xilouris, I. Giannoulakis, E. Jimeno, I. Trajkovska, J.-O. Fajardo, E. Kafetzakis, J. Garcia, F. Liberal, A. Whitehead, M. Wilson, H. Koumaras, Service Management and Orchestration over Multi-Tenant Cloud-Enabled RAN, ΙΕΕΕ Transactions on Network and Service Management, 2017
  2. DOI 10.1109/TNSM.2017.2767100
  3. Citations: 11
  4. URL: http://ieeexplore.ieee.org/stamp/stamp.jsp?arnumber=8086187
  5. B. Blanco, J. O. Fajardo, I. Giannoulakis, E. Kafetzakis, S. Peng, J. Perez-Romero, I. Trajkovska, P. S. Khodashenas, L. Goratti, M. Paolino, E. Sfakianakis, F. Liberal, G. Xilouris – Technology pillars in the architecture of future 5G mobile networks: NFV, MEC and SDN, Computer Standards and Interfaces, Elsevier, vol. 54, pp. 216–228, 2017
  6. DOI: 10.1016/j.csi.2016.12.007

URL: http://www.sciencedirect.com/science/article/pii/S0920548916302446

Citations: 108

2016

  1. J. O. Fajardo, F. Liberal, I. Giannoulakis, E. Kafetzakis, V. Pii, I. Trajkovska, T. M. Bohnert, L. Goratti, R. Riggio, J. G. Lloreda, P. S. Khodashenas, M. Paolino, P. Bliznakov, J. Pérez-Romero, C. Meani, I. Chochliouros, M. Belesioti – Introducing Mobile Edge Computing Capabilities through Distributed 5G Cloud Enabled Small Cells, Mobile Netw Appl (MONET) Springer, 2016, 21(4), p.564-574. DOI: 10.1007/s11036-016-0752-2

URL: http://link.springer.com/article/10.1007/s11036-016-0752-2/fulltext.html

Citations: 45

  1. I. Giannoulakis, E. Kafetzakis, I. Trajkovska, P. S. Khodashenas, I. Chochliouros, C. Costa, I. Neokosmidis, P. Bliznakov – The emergence of operator-neutral small cells as a strong case for cloud computing at the mobile edge. Trans. Emerging Telecommunications Technologies, Wiley, 2016, 27(9), p. 1152-1159. DOI: 10.1002/ett.3077

URL: http://onlinelibrary.wiley.com/doi/10.1002/ett.3077/full

Citations: 24

2011

  1. I. Giannoulakis, K. Kontovasilis, N. Mitrou – Sojourn time distributions and time scale separation results for multiclass state-dependent processor sharing systems with a finite service pool and exponential service requirements, Performance Evaluation, 68 (7) (2011), p. 586-613. DOI:10.1016/j.peva.2011.03.008

URL: http://www.sciencedirect.com/science/article/pii/S0166531611000484

Citations: 3

Book Chapters

2025

  1. Erotokritou, S. et al. (2025). Revolutionizing Data Privacy: The ENCRYPT Project’s Innovations and Applications. In: Themistocleous, M., Bakas, N., Kokosalakis, G., Papadaki, M. (eds) Information Systems. EMCIS 2024. Lecture Notes in Business Information Processing, vol 536. Springer, Cham. https://doi.org/10.1007/978-3-031-81325-2_5

2015

  1. I. Giannoulakis, E. Kafetzakis, and A. Kourtis – Device-to-Device Communications, Handbook of Research on Next Generation Mobile Communication Systems, IGI Global, Release Date: September, 2015, ISBN13: 9781466687325, p. 234-255. DOI: 10.4018/978-1-4666-8732-5,

URL: www.igi-global.com/book/handbook-research-next-generation-mobile/127504

Demos

2017

  1. T. Subramanya, L. Goratti, S. N. Khan, E. Kafetzakis, I. Giannoulakis, R. Riggio – SDEC: A Platform for Software Defined Mobile Edge Computing Research and Experimentation – (Demo Track) IEEE NFV-SDN, 6-8 November 2017 – Berlin, Germany, DOI: 10.1109/NFV-SDN.2017.8169849

White Papers

2017

  1. I Neokosmidis et. al, 2nd White Paper, SESAME: An innovative multi-operator enabled Small Cell that integrates a virtualised execution platform for deploying Virtual Network Functions, July 2017, available at: http://www.sesame-h2020-5g-ppp.eu/Dissemination.aspx

Presentations

2023

  1. I. Giannoulakis: An Artificial Intelligence-based platform for Edge Computing in beyond 5G Networks, 9th Annual World Congress of Advanced Materials-2023 (WCAM-2023), May 10-12, 2023, Tokyo, Japan

2022

  1. I. Giannoulakis: 5G solutions for smart energy grids, 2nd Global Summit on Electronics & Electrical Engineering (GSEEE2022), November 14-16, 2022, – Chicago, USA (virtual)
  2. George Agapiou-Wings, Federico Facca-Martel Innovative, Ioannis Giannoulakis-8Bells, Rita Santiago-Ubiwhere, Paulo Valente-Smartlamppost, Ricardo Vitorino-Ubiwhere, SMEs Overcoming Market Barriers with Research, Panel at Data Week May 26, 2022

2017

  1. I. Giannoulakis: Network slicing and control plane architectures for 5G small cell networks, EuCNC 2017 workshop "Software Networks and 5G: from network programmability to SDN/NFV combination for effective network slicing", 12 June 2017, Oulu, Finland
  2. I. Giannoulakis: Τηλεπικοινωνίες 5ης γενιάς: Μετάβαση στη χρήση εξελιγμένων μικρών κυψελών, NCSR Demokritos Summer School, 4 July 2017, Athens, Greece
  3. http://www.blod.gr/lectures/Pages/viewlecture.aspx?LectureID=3608
  4. http://www.blod.gr/lectures/default.aspx?CategoryID=50&Category=%CE%A4%CE%B5%CF%87%CE%BD%CE%BF%CE%BB%CE%BF%CE%B3%CE%AF%CE%B1
  5. I. Giannoulakis: The approach of SoftRAN in 5G ESSENCE: fundamental changes of the radio access layer, 25 October 2017, INFOCOM WORLD 2017, Athens, Greece

2015

•I. Giannoulakis: Small Cells Coordination for multi-tenancy and edge services, 29 June 2015, EuCNC 2015 Workshop on Network Function Virtualisation and Programmable Networks, Paris France

TPC & Reviews

2020

  1. CONEX PLUS – Fundación para el Conocimiento madri+d

2017

  1. 9th IEEE-GCC 2017, Manama, Bahrain – (Role: TPC, Reviewer)
  2. 2017 IEEE NFV-SDN'17-NFVPN, Berlin Germany – (Role: TPC, Reviewer)
  3. IEEE Transactions on Wireless Communications – (Role: Reviewer)

Session Chair:

2018

EuCNC 2018 SPS10: Small Cells Deployment, Network Functions Virtualisation (NFV) and Cloud Computing

Interviews

2017

  1. Interview through skype to Japanese Institute NICT presenting the overall SESAME concepts, February 23, 2017

Press Releases

2019

  1. Intelligence-based Cybersecurity for Cooperative, Connected and Automated Mobility (CCAM) (Project H2020 CARAMEL), https://www.h2020caramel.eu

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