Add-on dossier
A linkable lifecycle record for hardware expansions, app ecosystems, firmware upgrades, cases, radio parts, and post-event badge experiments.
The official Zer0Con 2026 page places the event at Fairmont Ambassador Hotel Seoul and frames the conference as a closed vulnerability-research community.
Badge context
Official Zer0Con source for April 2-3, 2026 dates, Fairmont Ambassador Hotel Seoul venue, closed-conference framing, speaker list, training, archives, and registration links.
Official POC Security source trail whose public update text described Zer0Con2026 registration as limited to 120 seats.
Source trail
Official POC Security update trail used narrowly for the Zer0Con2026 limited-registration statement; the record does not infer electronic hardware or a final badge design from this source.
Primary event source for the April 2-3, 2026 closed vulnerability-research conference at Fairmont Ambassador Hotel Seoul.