Add-on dossier

DUCK Wi-Fi AP and embedded web CTF

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

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network challenge interface

The badge created a DUCK-prefixed Wi-Fi access point, exposed an embedded web server at 192.168.4.1, and hosted CTF pages for flag capture.

Badge
BSides Kristiansand 2025 Sykt Badge
Type
network challenge interface
Status
attendee-observed
Compatibility
BSides Kristiansand 2025 Sykt Badge
Source
https://cryptax.github.io/kristiansand2025/

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