Tok Yee Ching

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PhD Student

Pillar / Cluster: Information Systems Technology and Design


Assistant Professor Sudipta Chattopadhyay


Yee Ching is currently a PhD student at Singapore University of Technology and Design (SUTD), under the supervision of Assistant Professor Sudipta Chattopadhyay. Before pursuing his PhD, he was a Threat Hunter at Countercept where he helped to detect, respond and reduce impacts caused by malicious attackers to clients’ critical assets. In addition to his academic pursuits, Yee Ching actively engages the information security industry as an Executive Committee member in the Association of Information Security Professionals (AiSP), Adjunct Lecturer in Singapore Polytechnic and a SANS Mentor for SANS Institute.

Research Interests

  • Security assessment: Systems, applications, Internet-of-Things (IoT) and Cyber-Physical Systems (CPS)
  • Attack detection
  • Malware


  • MSc Information Security – Royal Holloway, University of London (2017)
  • BSc Computing and Information Systems – University of London (2013)

Working Experience

  • Committee Member – Association of Information Security Professionals (AiSP) (2017 – present)
  • SANS Mentor – SANS Institute (2014 – present)
  • Adjunct Lecturer – Singapore Polytechnic, School of Digital Media & Infocomm Technology (2014 – present)
  • Threat Hunter – Countercept, by MWR InfoSecurity (2016 – 2018)

Awards and Achievements

  • The Cybersecurity Awards – Professional Award (2019)
  • National Cybersecurity Postgraduate Scholarship (NCPS) (2017 – Present)
  • Royal Holloway Travel Award (2017)
  • Santander Travel Award (2017)
  • SANS Cyber Defense NetWars Challenge Coin (2017)
  • SANS SEC503 NetWars IDS Challenge Coin (2017)
  • SANS SEC504 Capture-the-Flag Victor Challenge Coin (2016)
  • SANS ICS515 Challenge Coin (2016)
  • SANS NetWars Challenge Coin (2016)
  • SANS Lethal Forensicator Challenge Coin (2016)
  • SANS SEC542 Capture-the-Flag Victor Challenge Coin (2015)
  • SANS SEC561 Capture-the-Flag Victor Challenge Coin (2015)
  • SANS SEC560 Capture-the-Flag Victor Challenge Coin (2015)

Common Vulnerabilities and Exposures (CVE) IDs

  • CVE-2017-13664
  • CVE-2017-13663