Profile

  • Name: Shigefumi Sakata
  • Nick: socketo (そけと)
  • Job: Digital Forensics Analyst

Interests

  • Digital Forensics
  • Incident Response
  • Malware Analysis
  • CTF (Capture The Flag)
  • Security Engineering

Skills

  • Digital Forensics
    • X-ways Forensics, MAGNET AXIOM, Volatility, ELK, Wireshark
  • Incident Response
  • IoT Penetration Testing
  • Open-Source Intelligence(OSINT)
  • Reverse Engineering
    • x86, PE, IDA, Ghidra, x64dbg, WindDbg
  • Software Development
    • Experienced: Python, Golang, C, Java, PHP, JavaScript, PowerShell
  • Cloud
    • AWS, GCP
  • Containerization
    • Docker, Kubernetes

Qualifications

Credly

  • GIAC Advisory Board
  • GIAC Reverse Engineering Malware (GREM)
  • GIAC Certified Forensic Analyst (GCFA)
  • PCI SSC
    • PCI Qualified Security Assessor (QSA)
    • PCI Forensic Investigator (PCI PFI)
  • ISMS
    • ISO/IEC 27001:2022 Lead Implementer(ISMS)
    • ISO/IEC 27001:2022 Internal Auditor
  • 情報処理技術者試験(National Qualification in Japan)
    • ITパスポート
    • 基本情報技術者試験 (FE)

Career

  • Jun 2020 - present : GMO Cybersecurity by Ierae, Inc. -Tokyo, Japan
    • Digital forensics Analyst
  • Apr 2017 - 2020 : NetAgent Co., Ltd. Tokyo, Japan
    • Digital forensics Analyst, IoT Penetration Testing, Open-Source-Intelligence(OSINT)
  • Apr 2013 - 2017 (Education) Tokai University, Kanagawa, Japan
    • Bachelor of science and engineering

Experiences