Security Researcher

About Andy.

Andy has expertise in security, having provided consulting services to clients in the fintech, government, and e-commerce industries. He has had a hands-on role in many cybersecurity operations as part of both red and blue teams.

Additionally, he has conducted smart contract security audits for DeFi and NFT projects and was rewarded with several bug bounties.

He is an enthusiast of blockchain technology, passionate about exploring the security aspects of Web3. As a Computer Science major, he holds a CISSP certification and has previously worked with the security teams in Viva Republica and IBM.

Follow me on social media



  • KALOS - powered by HAECHI LABS, Security Researcher (2022.04 ~ Present)
  • Viva Republica (Toss), Security Engineer (Feb 2021 - Jun 2021)
  • IBM, SOC Analyst (Nov 2019 - Feb 2021)
  • IGLOO Security, Security Consulting Analyst (Mar 2017 - Nov 2019)
  • INETCOP, Mobile Security Analyst (Nov 2015 - Mar 2017)

Notable Security Audits

  • DFX Finance - ASC Generic algorithmic stable coin
  • Klaytn Name Service
  • Pangea Protocol - V2, Stone Staking
  • Key Protocol
  • LUXON - Airdrop/Gacha
  • Intella X - NFT Launchpad
  • SuperWalk - xGRND Staking
  • Ground X - NFT Marketplace