Issue dossier
The organizer identifies Technische Fachschule Bern as designer and assembler, and the school says it developed and manufactured the hardware. Those sources still disclose no named MCU, schematic, PCB, pinout, power specification, firmware, challenge documentation, or technical release.
A linkable camp-impact record with badge context, severity, evidence confidence, and source notes.
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hardware and firmware archive gap · official organizer and credited maker posts · maker identified; technical archive still absent
The dossier can credit the institutional hardware contribution without implying a particular ESP family, SAO wiring standard, or technical behavior beyond the public wording.
- Badge
- Area41 2026 ESP-Based Electronic Badge
- Category
- hardware and firmware archive gap
- Severity
- note
- Confidence
- official organizer and credited maker posts
- Status
- maker identified; technical archive still absent
- Timeframe
- 2026 post-event follow-up
- Source note
- Area41 2026 organizer recap and Technische Fachschule Bern hardware update.
maker self-report
Technische Fachschule Bern's public update says it developed and manufactured the hardware for Area41's electronic badges. It does not publish a board, component, firmware, or image-reuse archive.
Badge: Area41 2026 ESP-Based Electronic Badge
official event page
Official Area41 source for June 18-19, 2026 dates, TheHall Zürich/Stettbach venue, attendee badge pickup in the schedule, the ESP-based blinking electronic badge statement, and the SAO invitation.
Badge: Area41 2026 ESP-Based Electronic Badge
official organizer post
The official Area41 organizer recap says the completed event welcomed 600 attendees, identifies Technische Fachschule Bern as the electronic badge's designer and assembler, and reports more than 300 SAO badge extensions soldered by attendees.
Badge: Area41 2026 ESP-Based Electronic Badge
Area41 / DC4131 · retrieved 2026-05-15
Official event source for the 2026 dates and venue, the statement that every attendee receives an ESP-based blinking electronic badge, the SAO invitation, and schedule wording that attendees receive their badge at registration.
Badge: Area41 2026 ESP-Based Electronic Badge
Technische Fachschule Bern · retrieved 2026-05-15
Maker self-report stating Technische Fachschule Bern developed and manufactured the Area41 electronic-badge hardware. It does not disclose technical specifications, production quantity, or image-reuse terms.
Badge: Area41 2026 ESP-Based Electronic Badge
area41 security conference · retrieved 2026-05-15
Official organizer post confirming the completed event and identifying Technische Fachschule Bern as the electronic badge's designer and assembler; it also reports attendees soldered more than 300 SAO badge extensions.
Badge: Area41 2026 ESP-Based Electronic Badge