OmCTF.Polytech is an annual Capture the Flag (CTF) competition organized by NFB, the CTF team of Omsk State Technical University.

The event was first held in December 2023.

The Qualification stage features challenges across a range of categories, including:

- Web
- Crypto
- Stego
- PPC
- OSINT
- Reverse
- Traffic Analysis
- Joy

The Qualifier event determines the top 10 teams who will advance to the OmCTF.Polytech Finals, held in an Attack-Defense format.