$ ctf42

🇵🇹 upCTF

by xSTF 🇵🇹 Portugal CTFtime flag format upCTF{...}

upCTF (University of Porto CTF) is a Jeopardy CTF event hosted by xSTF (https://xstf.pt), a cybersecurity academic team from Portugal.

upCTF 2026 is the first edition of this event, we hope to have a lot of teams joining and give us a good review so we can improve and make this event every year!

The CTF will take place online with a duration of 48 hours, from Sat, 7 Mar. 2026, 09:00 UTC to Mon, 9 Mar. 2026, 09:00 UTC.

We will have the following categories:

Misc Reverse Engineering Cryptography Forensics Binary Exploitation Web Exploitation OSINT

Join our Discord: https://discord.gg/

Infra sponsored by Ethiack (https://ethiack.com)

Thank you to our sponsors: - Ethiack - Caido - Hackviser - APISEC University - Knight Squad Academy

Archived challenges by category

Editions

EditionWeight WebPwnReverseCryptoForensicsMiscOSINT Total
2026 24.42 9445234 31