PolyU CTF Qualifier

The gateway to joining the NuttyShell team.

About the Qualifier

The PolyU CTF Qualifier is an annual event held to recruit new members for the NuttyShell team. It is open to all PolyU students who are interested in cybersecurity and Capture The Flag competitions.

How to Participate?

Qualifiers usually take place at the beginning of each academic year (September/October). Keep an eye on our Events page and social media for announcements.

Format

  • Duration: Typically 24-48 hours
  • Style: Jeopardy-style CTF
  • Categories: Web, Crypto, Pwn, Reverse, Misc
  • Platform: Hosted on our internal CTF platform
Next Qualifier: TBD. Please check back later for updates regarding the 2025/2026 recruitment.