ENUSEC Capture the Flag Competition 2025

Develop and challenge your cyber skills in ENUSEC’s (Edinburgh Napier Security Society) Capture the Flag cybersecurity competition, with challenges based on cryptography, open-source intelligence and more!

If you’re at high school (S3-6), college, or university enter on your own or grab up to three of your friends to form a team and put your problem-solving abilities to the test.

The competition will run throughout the Ada Scotland Festival from 29 Sept to 10 Oct 2025.

There will be prizes to be won for winning teams!

How to take part:

Details on how to register to be announced. Contact hello@ada.scot with any questions.

Who is it for?

All Beginner level – near to no experience required.

Find out more about ENUSEC – Edinburgh Napier University Security Society