Add-on dossier
A linkable lifecycle record for hardware expansions, app ecosystems, firmware upgrades, cases, radio parts, and post-event badge experiments.
DEF CON's official ticket page says preregistration guarantees a DEF CON 34 Human badge when the ticket is redeemed onsite in Las Vegas.
Badge context
Official media-server PDF documenting DC34 SAO electrical and mechanical constraints, including 3.0 V VDD, two-AA badge power, USB-C power-bank behavior, GPIO wake interrupt, I2C addresses, and mirrored 6-pin SAO header dimensions.
Official DEF CON source for August 6-9, 2026 dates, LVCC West Hall location, Agency theme, and preregistration news linking to the official ticket page.
Official shop source stating that preregistration guarantees a DEF CON 34 Human badge, that badges must be picked up onsite, and that onsite registration begins Thursday, August 6, 2026.
Source trail
Official homepage source for DEF CON 34 dates, LVCC West Hall location, Agency theme, and preregistration news.
Official badge-spec PDF source for 3.0 V SAO VDD, dual-SAO supply limit, two-AA badge power, USB-C continuous-power behavior, GPIO wake interrupt, I2C addresses, and SAO header mechanical constraints.
Official shop source for the preregistration guarantee of an onsite DEF CON 34 Human badge and the onsite pickup requirement.