Education

  • Unordered List ItemGraduated from Yangcheon High School (1997)
  • B.S. in Mathematics, Korea University (1997–2004)
  • B.S. in Computer Science, Korea University (2004–2006)

Certifications

  • 2003.01.30 : A+ CompTIA
  • 2003.02.15 : Network+ CompTIA
  • 2003.04.11 : i-Net+ CompTIA
  • 2009.11.30 : Information Processing Engineer HRD Korea
  • 2010.06.22 : CISSP (ISC)² (348699)
  • 2011.02.17 : CISA ISACA (643496)

Experience

Coupang / Security / Data Security Engineering (2024.04.01 ~ Present)

  • Database Access Control
    • Role: Planning, Operations
    • Achievement: System stabilization, development of automated processes
  • PIPS Data Search and Detect
    • Role: Planning, Develop, Operations
    • Achievement: -
  • Data Analysis
    • Role: Planning
    • Achievement: -

Samsung Electronics (Semiconductor) / Innovation Center / SW Research Lab / Security SW Lab (2023.03.01 ~ 2024.03.31)

  • Security Operations, Principal Manager
    • Role: Planning, Operations
    • Achievement: System stability and failure prevention
      • Regular checks and corrections based on full system review
      • Governance restructuring across four security solutions
      • Removal of unnecessary systems after reassessment of components
  • Operations Automation
    • Role: Planning, Development, Operations
    • Achievement:
      • Expanded anomaly detection from 2 to 4 solutions
      • Standardized data for integrated analysis across logs
      • Corrected 4,000+ misconfigured security policies
      • Automated alerts for security policy violations

Samsung Electronics (Semiconductor) / Information Security Center, IT Security (2021.12.05 ~ 2023.02.28)

  • EndPoint Operations
    • Goal: Provide a secure environment for employees’ PCs
    • Role: Operations, Planning, Improvements
    • Achievement: Optimized DLP, DRM, EDR, and related solutions; automated frameworks for large-scale management
  • Data-driven Security Operations
    • Role: Planning, Analysis, Development, Operations
    • Achievement: Automated detection of vulnerabilities, unauthorized apps, and abnormal admin behavior
  • External Access System
    • Role: Planning, Policy, Operations
    • Achievement: Built a secure remote work system using face recognition

Samsung Electronics (Semiconductor) / IT Security Strategy (2016.08.15 ~ 2021.12.05)

  • IT Security Planning & Operations
    • Role: Planning, Review, Design
    • Achievement: Enhanced system security, introduced open-source-based solutions, improved corporate IT services
  • Private Repository Project (In-house Open Source Repository)
    • Role: Design, Implementation
    • Achievement: Improved developer efficiency for 6,000 internal developers
  • Data Analysis Project
    • Role: Data Analyst
    • Achievement: Reduced unnecessary traffic and optimized system environment
  • Data Science Training (Seoul National University)
    • Skills: Python, Statistics, Machine Learning, Deep Learning, etc.
    • Project: Role classification using command-line behavior

Samsung Electronics (Semiconductor) / Logistics Automation (2014.01.31 ~ 2016.08.15)

  • Equipment Diagnosis System Development
  • IoT-based Environmental Analysis System (Patent registered)
  • Maintenance Scheduler System

Samsung Electronics / Manufacturing Technology R&D Center (2011.06.01 ~ 2014.01.31)

  • Mobile Framework for Equipment Diagnosis
  • Logistics Diagnosis System
  • Robot System Improvements

Golfzon / HR Team, Security (2009.11.25 ~ 2011.05.31)

  • Security Equipment Operations (Firewall, VPN, Antivirus, etc.)
  • Infrastructure Operations (IDC, networks)
  • Product Security Management (Code obfuscation, static code analysis)
  • Security Policy Establishment

TmaxSoft / Security Development Team (2006.01.01 ~ 2009.11.23)

  • OS Development (Linux-based OS, SysKeeper, SysMaster)
  • Access Control Solutions (Device drivers, PAM/GINA integration)
  • Application Performance Management
  • Identity & Access Management
  • Lotto System Development