YHROCU's CTF.
A capture the flag style event with multiple difficulties and challenges
Welcome!
To give you a taste of what you might get up to, we are hosting a CTF. If you've never participated in a CTF event before, here's a brief description.
What is a CTF? CTF stands for Capture the Flag. A capture the flag contest is a special kind of cybersecurity competition designed to challenge its participants to solve computer security problems by hacking into or defending computer systems.
Easy enough right?
You will be presented with a variety of challenges, which fall under the following difficulty ratings:
- Easy
- Medium
- Hard
- ELITE
These difficulties are rated accordingly to the categories for the challenges, currently the categories are as follows:
- Website hacking
- Binary Exploitation
- Reverse Engineering
- Misc
- Development
- Crypto
All flags will be presented in the format yhrocu{63d9bb2bfdfc2d851077a9a734ea10ab} format.
Example flag:
yhrocu{63d9bb2bfdfc2d851077a9a734ea10ab}
Remember this is a competition so you need to work alone on the challenges!
Ending: This CTF Competition will end on Sunday, December 14th 2025, 11:59:00 pm GMT (Greenwich Mean Time). Challenges will still be visible after this time, however, further solves will not count towards your final score!