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People / ChenYu Dai
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Career profile

ChenYu Dai

Member of Technical Staff, Security at OpenAI

Greater Tokyo Area

Career path.

  1. OpenAI

    Member of Technical Staff, Security

    Feb 2024 - Present
  2. Rakuten

    Assistant Manager, Cyber Threat Intelligence Team, Rakuten-CERT Section

    Jan 2022 - Feb 2024
  3. Rakuten

    Distinguished Incident Response Analyst, Rakuten-CERT Section

    Jan 2020 - Jan 2022
  4. Rakuten

    Principal Security Researcher, R&D Office, Rakuten-CERT Section

    Jul 2019 - Jan 2020
  5. TeamT5

    Co-founder, CTO

    Jan 2017 - Jan 2019
  6. TeamT5

    Co-founder, Incident Response Lead

    Jan 2016 - Jan 2018
  7. Mandiant

    Senior Research Engineer, Cyber Threat Intelligence

    Jan 2013 - Jan 2016
  8. AniArc Media Network Co., Ltd

    Co-founder, CEO, Rails Developer

    Jan 2011 - Jan 2013
  9. Criminal Investigation Bureau, National Police Agency

    Technical Advisor, Digital Forensics Examiner

    Jan 2010 - Jan 2011
  10. Authenex & F2Ware

    Technical Advisor, Security Solutions Engineer

    Jan 2009 - Jan 2011
  11. Surreal Co., Ltd.

    Co-founder, Executive Board, Senior IT Architect

    Jan 2007 - Jan 2011