HALON warm-up: from hacking technique to practical application
Are you participating in HALON 2025? Have you already mastered the basics of finding vulnerabilities, but want to learn how to report your findings more effectively and search even more efficiently? Sign up now for the HALON warm-up!

- Online
For whom?
For students and staff at universities, colleges or mbo institutions who know the basics of hacking and want to prepare for HALON by learning to report better and search smarter.
What will you do?
10.00 | Introduction & HALON explanation What is HALON, how does it work and what can you expect? |
10.15 | Smart search & reporting Practical tips for finding vulnerabilities and clearly recording findings. |
10.45 | Tips from an experienced participant How to prepare smartly and avoid getting lost in data? |
11.30 | Demo Responsible Disclosure Platform |
11.50 | Closing & Q&A |
Requirements
To participate in the warm-up, the following requirements are mandatory:
- You have registered for HALON 2025. So you must register for HALON, as well as for the warm-up, i.e. two registrations)
- You already have some knowledge about hacking itself, this is not a beginner's course.
What is HALON?
Every year, SURF organises HALON in collaboration with educational institutions: an event where you get to work in a team for several hours to try to find vulnerabilities at educational institutions. During the warm-up, you learn how to efficiently search for vulnerabilities and submit your findings intelligently, so that you can immediately start working effectively during HALON.
Sign up now HALON warm-up: from hacking technique to practical application
- Online