Issue dossier
A linkable camp-impact record with badge context, severity, evidence confidence, and source notes.
The Czechia record remains source-backed and image-free rather than copying all-rights-reserved blog photos, event-site media, or generated badge art.
Evidence
Hung Ngo organizer retrospective documenting the 2025 first-generation electronic badge, rotary-telephone inspiration, attendee chips, challenge XP, reversible chip software, interactive panels, nickname display, named badge creators, and more than 550 attendees.
Official Sched page for the April 3-4, 2025 Security BSides Prague event, Gabriel Loci venue trail, and electronic badge announcement with PCB, modular, multiple-processor, and two-system wording.
Source trail
First-hand organizer source for the first electronic badge generation, chip-based challenges, XP/reward flow, interactive panel integration, post-assembly blinking and nickname display, creator names, and attendance scale.
Primary official source for the April 3-4, 2025 Prague event context and electronic badge claims: PCB construction, modular design, multiple processors, and two integrated systems.