$ ctf42

🇺🇸 BlueHens

by Blue Hens 🇺🇸 United States CTFtime flag format UDCTF{...}

A jeopardy-style CTF organized by the University of Delaware's own CTF team. The event covers topics from crypto and pwn to rev and web. High-school, undergraduate, graduate, mixed, and professional teams are allowed to compete in separate buckets. This competition is also supported by the Electrical and Computer Engineering Department, the Center for Cybersecurity, Assurance and Privacy, UD's Trustworthy Computing Group, the Cloud Crypto VIP Team, and Cyber Scholars at the University of Delaware. We extend our gratitude to our sponsors listed at the event URL.

Archived challenges by category

Editions

EditionWeight WebPwnReverseCryptoForensicsMiscOSINTHardware Total
2026 44.77 2123784· 27
2024 34.05 4669492· 40
2023 24.61 ·14415·9·1 43
2021 22.62 ·627···· 15