Global Fujitsu Distinguished Engineer

Ryusuke Masuoka


Dr. Ryusuke Masuoka is a technical advisor at Fujitsu Defense & National Security Limited. Over 30 years, he has conducted a wide range of researches including AI, Trusted Computing, and Cybersecurity Policy/Technologies. He also led numerous standardization activities and collaborations with universities, national and private research institutes, and startups. He is also a Chief Cybersecurity Advisor of Japan Ministry of Defense. He holds CISSP and he is an ACM senior member and an IEEE senior member.


  • Chief Cybersecurity Advisor, Japan Ministry of Defense
  • Member, Japan Cybercrime Control Center (JC3)
  • Founding member of MITRE Engenuity Center for Threat Informed Defense (CTID)
  • FIRST Fujitsu FJC-CERT Team Representative
  • Member of Program Committees of/session chairs/presenter for FIRST Annual Conferences
  • Member of US Department of Homeland Security (DHS) Automated Indicator Sharing (AIS) Steering Committee
  • i18n lead and voting member of OASIS Cyber Threat Intelligence (CTI) Technical Committee

Value Creation

  • Supported winning business and implementation of Japan Cyber-security Information Sharing Platform (JISP)
  • Developed and conducted ATT&CK-based SOC Assessments for our customer