Member of the:

• since 2019 (till 2024): Elected Member of EURASIP Technical Area Committee (TAC) on Biometrics, Data Forensics, and Security (BForSec), and its vice-chair from January 2024
• since 2018: American Mathematical Society

Steering committee member (from 2024) of the:

• European Interdisciplinary Cybersecurity Conference (EICC)

Conference chair of the:

• 2023 European Interdisciplinary Cybersecurity Conference (EICC 2023), 14-15 June 2022, Stavanger, Norway

Co-chair of the:

• 7th International Workshop on Security and Forensics of IoT (IoT-SECFOR 2023), at ARES 2023, 29 August - 1 September 2023, Benevento, Italy
• 6th International Workshop on Security and Forensics of IoT (IoT-SECFOR 2022), at ARES 2022, 23-26 August 2022, Vienna, Austria
• 4th International Workshop on Information Security Methodology and Replication Studies (IWSMR 2022), at ARES 2022,  23-26 August 2022, Vienna, Austria
• 5th International Workshop on Security and Forensics of IoT (IoT-SECFOR 2021), at ARES 2021,  17-20 August 2021, All-digital conference
• 3rd International Workshop on Information Security Methodology and Replication Studies (IWSMR 2021), at ARES 2021, 17-20 August 2021, All-digital conference
• European Interdisciplinary Cybersecurity Conference (EICC 2020), co-located with European Cyber Week 2020, 18-19 November 2020, Rennes, France
• 4th International Workshop on Security and Forensics of IoT (IoT-SECFOR 2020),  at ARES 2020, 25–28 August 2020, Dublin, Ireland
• 2nd International Workshop on Information Security Methodology and Replication Studies (IWSMR 2020), at ARES 2020, 25–28 August 2020, Dublin, Ireland
• 3rd International Workshop on Security and Forensics of IoT (IoT-SECFOR 2019),  at ARES 2019, 26–29 August 2019, Canterbury, UK
• 1st International Workshop on Information Security Methodology and Replication Studies (IWSMR 2019), at ARES 2019, 26–29 August 2019, Canterbury, UK
• 2nd International Workshop on Security and Forensics of IoT (IoT-SECFOR 2018),  at ARES 2018, 27–30 August 2018, Hamburg, Germany

Editorial Board Member of the:

• International Journal of Information Security, ISSN: 1615-5270 (electronic), ISSN: 1615-5262 (print), published by the Springer
• Journal of Universal Computer Science (J.UCS), ISSN: 0948-6968 (online), ISSN: 0948-695X (print)
• Journal of Cyber Security and Mobility, ISSN: 2245-4578 (Online), ISSN: 2245-1439 (Print), published by the River Publishers
• Frontiers in Computer Science , Review Editor for Computer Security
• Balkan Journal of Applied Mathematics and Informatics (BJAMI), ISSN: 2545-4803 (Online), ISSN: 2545-479X (Print), published by the Faculty of Computer Science at University ”Goce Delčev” of Štip, Republic of Macedonia
• Mathematics, Computer Science and Education, ISSN: 2603-4735 (Online), ISSN: 2603-4670 (Print), published by the Faculty of Mathematics and Informatics at ”St. Cyril and St. Methodius” University of Veliko Tarnovo, Bulgaria
• Research Briefs on Information & Communication Technology Evolution(ReBICTE), ISSN: 2383-9201(Online), published by the "The Netherlands Press"

Guest editor of the:

• it - Information Technology Special Issue on Information Security Methodology and Replication Studies, 2022. ISSN: 2196-7032 (on-line), 1611-2776 (print). Deadline for submissions: November 15th, 2021.
• IEEE Security & Privacy Special Issue on Security and Privacy Issues of Home Globalization, 2022 (Impact factor: 2.04 for 2019). ISSN: 1540-7993. Deadline for submissions: 15 May 2021.
• Journal of Wireless Mobile Networks, Ubiquitous Computing, and Dependable Applications (JoWUA) Special Issue on Multidisciplinary Solutions to Modern Cybersecurity Challenges, 2021 (Impact factor: 0.42 for 2018). ISSN: 2093-5382 (online), 2093-5374 (printed). Deadline for submissions: 15 April 2021.
• Journal of Universal Computer Science Special Issue on Information Security Methodology, Replication Studies and Information Security Education, 2018 (Impact factor: 1.066). Deadline for submissions: 20 January 2020.
• IEEE Internet of Things Journal Special Issue on Security and Forensics of Internet-of-Things: Problems and Solutions, 2018 (Impact factor: 7.596).

Invited/keynote talks:

• Security Threats to Connected Homes - the MQTT Case,  MUST Virtual Exhibition IoT Trends in 2020, 7-9 July 2020
• Recent Developments in IoT Steganography,  The Fifth Conference of the Mathematical Society of the Republic of Moldova dedicated to the 55th anniversary of the foundation of the Vladimir Andrunachievici Institute of Mathematics and Computer Science, September 28 - October 1, 2019, Chisinau, Republic of Moldova
• Steganography in the World of IoT,  2nd International Workshop on Security and Forensics of IoT (IoT-SECFOR 2018) at ARES 2018, 27–30 August 2018, Hamburg, Germany

(Technical) Program Committee Member of the:

• 26th International Conference on Information and Communications Security (ICICS 2024),  26-28 August 2024, Mytilene, Greece
• 2024 6th International Conference on Emerging Networks Technologies (ICENT 2024),  1-3 November 2024, Hanoi, Vietnam
• 22th IEEE International Conference on Trust, Security and Privacy in Computing and Communications (IEEE TrustCom 2023),  1-3 November, 2023, Exeter, UK
• 18th International Conference on Availability, Reliability and Security (ARES 2023), 29 August - 1 September 2023, Benevento, Italy
• 7th International Workshop on Criminal Use of Information Hiding (CUING 2023), at ARES 2023, 29 August - 1 September 2023, Benevento, Italy
• 6th International Workshop on Security Engineering for Cloud Computing (IWSECC 2023), at ARES 2023, 29 August - 1 September 2023, Benevento, Italy
• 16th IEEE International Conference on Security, Privacy and Anonymity in Computation, Communication and Storage (SpaCCS 2023),  21-24 December 2023, Wuhan, China
• The Eighteenth International Conference on Internet Monitoring and Protection (ICIMP 2023), 26-30 June 2023, Nice, Saint-Laurent-du-Var, France
• 17th International Conference on Emerging Security Information, Systems and Technologies (SECURWARE 2023), 25-29 September 2023, Porto, Portugal
• The 3rd International Conference on Ubiquitous Security (UbiSec 2023) , 1-3 November, 2023, Exeter, UK
• 17th International Conference on Availability, Reliability and Security (ARES 2022), 23-26 August 2022, Vienna, Austria
• 6th International Workshop on Criminal Use of Information Hiding (CUING 2022), at ARES 2022, 23-26 August 2022, Vienna, Austria
• 5th International Workshop on Security Engineering for Cloud Computing (IWSECC 2022), at ARES 2022, 23-26 August 2022, Vienna, Austria
• The 13th International Conference on Ambient Systems, Networks and Technologies (ANT 2022), March 22 - 25, 2022, Porto, Portugal
• European Interdisciplinary Cybersecurity Conference (EICC 2022) , 15-16 June 2022, Barcelona, Spain
• The 2nd International Conference on Ubiquitous Security (UbiSec 2022) , December 28 - 31, 2022, Zhangjiajie, China
• 16th International Conference on Emerging Security Information, Systems and Technologies (SECURWARE 2022), 16-20 October 2022, Lisbon, Portugal
• The 17th International Conference on Internet Monitoring and Protection (ICIMP 2022),  26-30 June 2022, Porto, Portugal
• 21th IEEE International Conference on Trust, Security and Privacy in Computing and Communications (IEEE TrustCom 2022),  28-30 October, 2022, Wuhan, China
• European Interdisciplinary Cybersecurity Conference (EICC 2021) , 10-11 November 2021, Targu Mures, Romania
• The First International Conference on Ubiquitous Security (UbiSec 2021) , December 28 - 31, 2021, Guangzhou, China
• 5th International Workshop on Criminal Use of Information Hiding (CUING 2021), at ARES 2021, 17-20 August 2021, All-digital conference
• 4th International Workshop on Security Engineering for Cloud Computing (IWSECC 2021), at ARES 2021, 17-20 August 2021, All-digital conference
• The 12th International Conference on Ambient Systems, Networks and Technologies (ANT 2021), March 23-26, 2021, Warsaw, Poland
• 15th International Conference on Emerging Security Information, Systems and Technologies (SECURWARE 2021), 14-18 November 2021, Athens, Greece
• 20th IEEE International Conference on Trust, Security and Privacy in Computing and Communications (IEEE TrustCom 2021),  20-22 October, 2021, Shenyang, China
• The 16th International Conference on Internet Monitoring and Protection (ICIMP 2021),  May 30-June 03, 2021, Valencia, Spain
• The 6th International Conference on Mobile, Secure and Programmable Networking (MSPN 2020), October 28-29, 2020, Paris, France
• 19th IEEE International Conference on Trust, Security and Privacy in Computing and Communications (IEEE TrustCom 2020), December 29, 2020 - January 1, 2021, Guangzhou, China
• 4th International Workshop on Criminal Use of Information Hiding (CUING 2020), at ARES 2020, 25–28 August 2020, Dublin, Ireland
• 13th International Conference on Security, Privacy and Anonymity in Computation, Communication and Storage (SpaCCS-2020), 18-20 December 2020, Nanjing, China
• 15th International Conference on Internet Monitoring and Protection (ICIMP 2020) ,  September 27, 2020 to October 01, 2020 - Lisbon, Portugal
• 14th International Conference on Emerging Security Information, Systems and Technologies (SECURWARE 2020), 15-19 November 2020, Valencia, Spain
• 3rd International Workshop on Criminal Use of Information Hiding (CUING 2019), at ARES 2019, 26–29 August 2019, Canterbury, UK
• 13th International Conference on Emerging Security Information, Systems and Technologies (SECURWARE 2019), 27-31 October 2019, Nice, France
• The 2nd Special Session on High Performance Mission Critical System Development (HiPMiC 2019), 15-19 July 2019, Dublin, Ireland
• 11th ICT Innovations Conference 2019, 17-19 October 2019, Ohrid, Republic of Macedonia
• 12th International Conference on Security, Privacy and Anonymity in Computation, Communication and Storage (SpaCCS-2019), 14-17 July 2019, Atlanta, USA
• 12th International Conference on Emerging Security Information, Systems and Technologies (SECURWARE 2018), 16-20 September 2018, Venice, Italy
• 11th International Conference on Security, Privacy and Anonymity in Computation, Communication and Storage (SpaCCS-2018), 11-13 December 2018, Melbourne, Australia
• 11th International Conference on Emerging Security Information, Systems and Technologies (SECURWARE 2017), 10-14 September 2017, Rome, Italy
• 10th International Conference on Emerging Security Information, Systems and Technologies (SECURWARE 2016), 24-28 July 2016, Nice, France
• 9th International Conference on Emerging Security Information, Systems and Technologies (SECURWARE 2015), 23-28 August 2015, Venice, Italy

Journal reviews for:

• IEEE Internet of Things Journal
• IEEE Transactions on Information Forensics and Security
• The Journal of Supercomputing
• IEEE Access
• Future Generation Computer Systems
• EURASIP Journal on Information Security
• Journal of Cybersecurity
• Journal of King Saud University - Computer and Information Sciences
• Journal of Experimental & Theoretical Artificial Intelligence
• COMMENTATIONES MATHEMATICAE UNIVERSITATIS CAROLINAE
• Communications in Algebra
• International Journal of Computer Mathematics
• Frontiers in Computer Science
• IEICE Transactions on Information and Systems
• Journal of Universal Computer Science (J.UCS)
• SoftwareX
• Journal of Ambient Intelligence and Humanized Computing