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OSINT, APT, Digital Forensics in the Asia-PacificCEH, CHFI, ISO 17025, MCFE, EnCE(Training)Previously taught at universities and research institutionsEnthusiastic about cybersecurity research, reverse engineering, cats, and tea.

Donavan is a Physics graduate turned into cybersecurity consultant with >8 years of experience in a variety of cybersecurity domains (e.g. offensive security, threat modeling, maturity assessments, security architecture) and business domains (cyber GRC).He blends his understanding of clients across both public and private sectors to identify key cybersecurity concerns and solutions to enable companies' cybersecurity compliance, confidence and cost-effectiveness (3 Cs).He has numerous contributions to the cybersecurity community since 2018. He has written hacking challenges, spoken at numerous conferences and events (SECCON JP, Threat Modeling Connect Japan, GCC 2025 @ Taiwan, Seasides 2025 @ Goa, SINCCON @ Singapore, DefCamp @ Romania) on topics ranging from threat modeling to application security. He has conducted career talks to encourage younger students from middle school to university levels to enter the cybersecurity industry. He also sits on the advisory board of VULNCON (since 2024), BSides Mumbai and Vazig, and has authored numerous articles on ISACA on topics ranging from post-quantum cryptography, to the relations between social sciences and cybersecurity as well as threat modelling. His views on cybersecurity has also been quoted by "The Pentester Blueprint" written by Phillip L. Wylie and Kim Crawley, and Offensive Security. He also contributes to the ISC2's Unified Body of Knowledge (UBK) through the Technical Advisory Panel Workshop.In Thales, he has also led a team to create a made in Singapore cybersecurity gamification experience, "Defend the Breach" (DTB), in three months, where players role-play CISO roles to make difficult cybersecurity decisions, taking into account both cyber and non-cyber factors such as the overall health of the business, manpower and operational requirements.Donavan also possesses certifications ranging from Offsec certifications (OSCE3, OSCP), ISC2 (CISSP), ISACA (CRISC) and is more than halfway through his Masters in Cybersecurity at Georgia Tech (OMSCY).On the mentorship front, he has developed and helped two mentees secure jobs, and mentors a dozen mentees in various capacities (individuals, cyber start-up founders)Outside cybersecurity, Donavan has also represented Singapore in international forums such as the ASEAN-India Youth Summit as a delegate.Find out more about me at https://donavan.sg and my cybersecurity writing at https://donavan.sg/blog.

"Civilian's aerospace Cybersecurity" at Dread note in Tokyo, Oct.2025Aerospace Cybersecurity CTF Workshop at AVTokyo 2024, Nov 2024Hacking Aircrafts and Satellites 101 at AVtokyo 2023, Nov 2023

Mars Cheng leads TXOne Networks' PSIRT and Threat Research Team as their Threat Research Manager, where he coordinates product security initiatives and threat research efforts. He also holds the position of Executive Director for the Association of Hackers in Taiwan, facilitating collaboration between enterprises and the government to bolster the cybersecurity landscape. Additionally, Mars serves as a Cybersecurity Auditor for the Taiwan Government. His expertise spans ICS/SCADA systems, malware analysis, threat intelligence, and hunting, as well as enterprise system security. Mars has made significant contributions to the cybersecurity community, including authoring more than ten CVE-IDs and publishing in three SCI journals on applied cryptography.Mars is a frequent speaker and trainer at numerous prestigious international cybersecurity conferences, including Black Hat USA/Europe/MEA, RSA Conference, DEF CON, CODE BLUE, SecTor, Troopers, FIRST, HITB, ICS Cyber Security Conference Asia and USA, HITCON, NoHat, ROOTCON, SINCON, CYBERSEC, and many others. He plays an instrumental role as the General Coordinator for the HITCON CISO Summit 2024 and has successfully organized several past HITCON events including HITCON CISO Summit 2023, HITCON PEACE 2022, HITCON 2021, and HITCON 2020, demonstrating his commitment to advancing the field of cybersecurity.

Sergey has over 20 years of experience in software and hardware development and reverse engineering. He began learning programming and the basics of reverse engineering at the age of 12, and started his career at Kaspersky Lab as a malware analyst at the age of 18. Over his long tenure at the company, he has made significant contributions to a wide variety of projects. Being an university lecturer, he shares his knowledge with the next generation of security engineers and researchers.

Producer at KazHackStan Conference and Managing Partner at TSARKA GROUP