$ ctf42

UTCTF 2025

official repo

Online, jeopardy-style CTF. Free to play, with prizes TBA.

Open to all! Problems will span difficulties ranging from beginner-friendly to challenging.

Run by Information & Systems Security Society team at The University of Texas at Austin.

Thank you to Zellic for sponsoring UTCTF

More information: - List of ISSS sponsors: https://www.isss.io/ - ISSS (organization): https://www.isss.io/

Pwn 4

Challenge Has
E_Corp_Part_2 files
RETirement_Plan files
Tic_Tac_Toe files
secbof files

Reverse 4

Challenge Has
Maps files
Ostrich_Algorithm files
Retro_Cookie_Clicker files
Safe_Word files

Crypto 4

Challenge Has
Autokey_Cipher files
DCA files
Espathra_Csatu_Banette files
RSA files

Forensics 3

Challenge Has
Finally_an_un_strings_able_problem files
Forgotten_Footprints files
Streamified files

OSINT 3

Challenge Has
Three_Words_1 files
Three_Words_2 files
Three_Words_3 files