Frank Wiersma
Sr. Cyber Technology Consultant | OSCP | Cyber Security
KPMG in the Netherlands
As a Senior Cyber Security Consultant at KPMG with over five years of specialized experience, I help organizations strengthen their digital resilience through comprehensive security assessments and innovative solutions. My expertise spans penetration testing, red teaming, and TIBER assessments across diverse sectors including financial institutions, government agencies, and critical infrastructure. What sets me apart is my comprehensive approach to cybersecurity, combining deep technical expertise with strategic thinking.
I specialize in Active Directory security assessments, cloud platform protection across Azure, AWS, and GCP environments, and IT/OT integration security evaluations. My experience includes securing critical infrastructure such as fuel and charging stations, as well as conducting advanced threat simulations for major financial institutions.
Holding an OSCP certification and Master's degree in Security & Network Engineering from the University of Amsterdam, I bring both theoretical knowledge and practical experience to every engagement. My approach emphasizes not just identifying vulnerabilities, but providing actionable recommendations that align with business objectives, ensuring our clients can confidently navigate the evolving threat landscape.
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Penetration Testing & Red Teaming
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Cloud Security Specialized in Azure, AWS, and GCP security assessments and architecture reviews
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Active Directory Security Expert in enterprise directory services security and authentication frameworks
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Critical Infrastructure Protection IT/OT integration security for energy sector and industrial control systems
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Cyber Risk Management Vulnerability assessments, security architecture, and compliance frameworks