Contact

Talk to your vCISO directly

Tom Koo, CISM, CCP

Founder & Principal | Virtual Chief Information Security Officer (vCISO)

Tom Koo is a cybersecurity, governance, risk, and compliance (GRC) leader with over 25 years of experience helping small and mid-sized businesses build secure, compliant, and scalable technology environments. As a former business owner, he understands the operational, financial, and regulatory challenges organizations face.

Tom specializes in helping real estate, lending, and professional services firms meet regulatory requirements such as GLBA and CCPA while reducing cybersecurity risk. His expertise spans the full technology lifecycle, from Microsoft 365, Intune, Entra ID, Purview, and Dynamics 365 to website development and e-commerce platforms.

Credentials

  • CISM – Certified Information Security Manager (ISACA)
  • CCP – Certified CMMC Professional
  • CCA – Certified CMMC Assessor (Training Completed)
  • Tier 3 Background Investigation – Pending U.S. Government Processing

Languages: Bilingual in English and Korean

Josh Han, Security+, CEH

System Administrator / Identity & Access Management Specialist

Josh brings 5+ years of experience managing enterprise systems, identities, and access controls across Windows and cloud environments. Proficient in Active Directory, Entra ID, Okta, and Intune, he specializes in secure user provisioning, access management, and IT operations — known for sharp problem-solving and a strong customer-first approach.

Credentials

  • Security+ — CompTIA Security+
  • CEH — Certified Ethical Hacker
  • AWS CCP — AWS Certified Cloud Practitioner