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 2025 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 10-11, 2025 dates, Fairmont Ambassador Hotel Seoul venue, closed-conference framing, speakers, training, and archives.
Official POC Security source trail whose public update text described Zer0Con2025 Entry badge availability at 100.
Source trail
Official POC Security update trail used narrowly for the Zer0Con2025 Entry badge availability statement; the record does not infer electronic hardware or a final badge design from this source.
Primary event source for the April 10-11, 2025 closed vulnerability-research conference at Fairmont Ambassador Hotel Seoul.