Battle-tested

Strategic and practical cybersecurity solutions based on years of handling the toughest cyber threats. Don't just theorize: defend, protect, and respond with pragmatic precision.

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Services

Threat Landscape Advisory is a tailored service that involves in-depth sessions with clients to understand their business operations and identify potential cyber threats specific to their industry. By analyzing the types of hackers and attack vectors most relevant to the client, it helps define the security risks they face. This process lays a solid foundation for developing a robust cybersecurity strategy that effectively protects against the most significant threats.

An Incident Response Process Review evaluates your current protocols for handling cybersecurity incidents. By conducting thorough assessments to identify gaps and inefficiencies, providing actionable recommendations for improvement. This service ensures your organization is prepared to respond swiftly and effectively to cyber threats, minimizing potential damage.

The Security Consulting service includes recurring meetings where practical expertise is provided to enhance your security team’s capabilities and keep them ahead of emerging threats. This includes aspects like interpreting elaborate penetration test reports, turning technical findings into actionable priorities and attack path mapping to identify potential routes attackers might exploit. Practical approaches like this ensure your organization is well-prepared to defend against cyber threats and protect critical assets.

Willem Zeeman is an experienced cybersecurity professional with a proven track record in leading Digital Forensics and Incident Response (DFIR) investigations across a wide range of critical cases. These have included ransomware attacks, Business Email Compromises (BECs), and high-profile incidents such as the largest ransomware attack in Dutch history and sophisticated, enterprise-scale attacks carried out by state actors and Advanced Persistent Threats (APTs).

With a foundation of 17 years in IT administration and consulting, Willem brings a broad technical perspective to his work. This experience, combined with an additional 7 years specializing in cybersecurity, equips him with the practical knowledge to address both operational and strategic security challenges.

In addition to handling complex incidents, Willem has provided strategic consulting, advising clients on their IT security roadmaps and addressing key cybersecurity challenges. He has also played a vital role in contributing to high-level decision-making and long-term security planning at a leading cybersecurity firm.

Beyond his core responsibilities, Willem has been deeply involved in public/private partnerships and was a core team member of the Dutch Melissa initiative. He is passionate about public speaking and regularly engages with audiences to share insights on cybersecurity. As part of his public-facing role, he frequently served as a spokesperson, representing the company in media engagements and helping to shape its public communications and profile.

Willem Zeeman @ Dattocon Ireland

About

Public outing examples

Blogs

In the news

  • How the Netherlands became a target for cyber espionage — and why Europe should be worried (article by TheNextWeb)

  • Encryption of data often a false solution (Dutch, nrc.nl)

  • Under threat with digital money only? (Dutch, Volkskrant)

  • Russians using ‘Chinese’ tactics? (Dutch, Volkskrant)

  • Identity of LockBit boss revealed (Dutch, nu.nl)

  • Public charging phone hack risk is low (Dutch, nu.nl)

  • One in five companies pays ransom (Dutch, nu.nl)

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+31852384700

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