ZeroDayZoetermeer - Hack Zoetermeer & CTF

Are you ready to test your hacking skills, or keen to learn how ethical hacking works in practice? On 8 May 2026, the Dutch Innovation Park will once again host ZeroDayZoetermeer at the Dutch Innovation Factory, a challenging cybersecurity event specifically for mbo and hbo students.

During ZeroDayZoetermeer, you can choose between two tracks: the realistic hacking event Hack Zoetermeer or the educational CTF ZeroDayZoetermeer. Whether you already have experience or are just getting started, there’s a suitable challenge for your level. Security Delta (HSD) is endorsing partner of this event!

1. Hack Zoetermeer; test your skills in a real-world environment

Do you already have experience in cybersecurity and want to push yourself further? During Hack Zoetermeer, you and your team will work on testing and improving the digital security of the Municipality of Zoetermeer.

You’ll operate in a realistic setting, actively searching for vulnerabilities. Everything takes place in a controlled environment within clearly defined boundaries. This year, the scope is being expanded with an exciting challenge, giving students the opportunity to attempt to hack an on-site OT (Operational Technology) setup.

Who is it for
Intermediate to advanced hackers (mbo/hbo)

What you’ll do

• Work on hacking challenges as part of a team
• Identify and analyse vulnerabilities
• Document your findings in a report
• Use your own laptop and tools

Why take part

• Gain real-life cybersecurity experience
• Connect directly with the professional field
• Network with companies and industry experts

2. CTF ZeroDayZoetermeer; learn to hack with Capture the Flag

Interested in learning how hacking works but just starting out? Then the CTF ZeroDayZoetermeer is for you. In this Capture the Flag workshop, you’ll learn step by step how to identify and solve vulnerabilities.

You’ll work on practical assignments, puzzles, and challenges across different categories. Experienced mentors will guide you and explain key techniques.

Who is it for

Beginner to intermediate hackers (mbo/hbo)

What to expect

• Introduction to ethical hacking
• Hands-on CTF challenges
• Learning by doing
• Guidance from cybersecurity professionals
• No extensive prior knowledge required

Programme

12:00 – 12:15 — Arrival
12:15 – 12:30 — Opening
12:30 – 16:30 — Hack Zoetermeer & CTF ZeroDayZoetermeer
16:30 – 17:00 — Reporting
17:00 – 18:00 — Group dinner
18:00 – 19:00 — Award ceremony

Practical information

• Date: 8 May 2026
• Location: Dutch Innovation Factory, Zoetermeer
• For: mbo and hbo students
• Bring: laptop, charger, ethernet adapter (USB to RJ45), and your own tools

Ready to test or develop your skills? Sign up now and take part in ZeroDayZoetermeer 2026.

Register here!