Add-on dossier

Seven-LED CTF challenge surface

A linkable lifecycle record for hardware expansions, app ecosystems, firmware upgrades, cases, radio parts, and post-event badge experiments.

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badge challenge

Noroff reports that the duck-shaped electronic badge used seven LED lights, each representing a unique challenge, and quotes SolaSec saying there were seven different ways to hack it.

Badge
BSides Kristiansand 2025 Sykt Badge
Type
badge challenge
Status
source-backed
Compatibility
BSides Kristiansand 2025 Sykt Badge
Source
https://www.noroff.no/en/news/news-from-noroff/2317-bsides-kristiansand-unites-the-cybersecurity-community-in-southern-norway

Badge context

Related Resources

Source trail

Evidence Sources

Cryptax · retrieved 2026-05-15

BSides Kristiansand Badge CTF 2025

Attendee technical source for RP2040/MicroPython evidence, front LEDs, USB connector, exposed pins, battery holder, button, Morse-code markings, USB ACM serial access, Wi-Fi AP, embedded web server, challenge pages, REPL, filesystem, and encrypted flag database behavior.

Badge: BSides Kristiansand 2025 Sykt Badge