GPNCTF

Writeups for GPNCTF challenges.

Common filters
More filters
Difficulty
Categories
2 / 2 items

Scanwich Station

Challenge by vurlo

A table-side QR reader for hungry guests and suspicious menus. One special order can make the scanner serve more than dinner.

14 min read 5 solves / 405 points

Smile at me

Challenge by vurlo

My hard web challenge for GPNCTF 2025.

11 min read 1 solve / 500 points

Search