The incredibly intricate badges of Def Con
Contemporary source for Ryan Clarke / 1o57 attribution, robot-skull electronics, badge-production crunch, and approximate 20,000-badge scale.
Evidence index
Primary docs, public wikis, repositories, talks, press writeups, and first-hand notes used to support badge pages.
Contemporary source for Ryan Clarke / 1o57 attribution, robot-skull electronics, badge-production crunch, and approximate 20,000-badge scale.
Event-announcement source for 8.8 Reloaded dates, Santiago venue, Chilean hacker-conference context, and VIP special badge wording.
Primary event context for dates, location, and GPN17 framing.
Primary event-context source for GPN20.
Primary source for hardware specs, software behavior, ROM store, API surface, CAD, and add-ons.
Primary source for challenge and prize context.
Schedule context for GPN20.
Primary public feedback source for badge-issue queue impact.
Primary source for the non-electronic printed, laminated badge workflow.
Public source repository for the badge.
Primary event source for GPN23 timing and Karlsruhe venue context.
Source for names/pronouns written on badges and respectful use of those visible identity fields.
Source for lanyard reuse guidance, badge pickup context, and capacity/registration rather than classic ticketing.
Source naming the Badges area and responsibility for participant name signs.
Primary production source for badge format, paper weight, lanyards, markers, badge punching, hidden-pattern design notes, and used counts.
Secondary but official supplier context for the 2022 badge and Fri3d camp.
Component registry source for the NUS Hackers MIT-licensed hnr26_badge package that controls LEDs and buttons on the Hack&Roll 2026 badge via the built-in GPIO expander.
Project-owner ecosystem source for the November 5-8, 2017 Kilkenny event context and custom-badge deployment.
Upstream platform documentation linked from the badge README and used to contextualize the Pixl.js/Espruino firmware-update and programming path.
Public MIT-licensed Bangle.js App Loader and app repository, used as source evidence for the app ecosystem rather than as image provenance.
Credited CTF developer reference for the Underground badge story and challenge context.
Official historical event site for Hackers At Large 2001.
Official historical event site for Hacking at Random 2009.
WHY2025 history table listing GHP1989 at Paradiso, Amsterdam as the start of the Dutch hacker camp sequence.
WHY2025 history table listing HEU1993 in Flevopolder/Lelystad as the second Dutch hacker camp.
Official historical event site for Observe. Hack. Make. 2013.
Official historical event site for What The Hack 2005.
Primary organizer-profile source associating the Electric Fist listing with H4r0ld & V3rbaal's House Of Hacker Horrors. It does not identify a separate hardware or software archive, complete legal entity information, or reusable-image terms.
Ticketing source for June 26-27, 2026, Instituto Superior de Engenharia do Porto venue details, in-person status, and the event description repeating the electronic badge experience.
Ticketing source for the November 13-14, 2025 event, Auditório FMD-UL venue, organizer identity, and in-person conference context.
Official update page that labels 2.7.26.pager as the latest DEF CON 34 firmware. The label does not prove a specific physical revision, complete source release, device update success, default configuration, release integrity, or support outcome.
Primary maker site for standalone Meshtastic context; ESP32-S3, SX1262, LCD, LEDs, microSD, USB-C, LiPo, buttons, audio/vibration, physical, and package specifications; and public source-tree links. It does not say DEF CON issues the device or license its promotional images for local reuse.
First-hand maker announcement for the DEF CON 34 new-revision claim, planned online restocks, planned BadgeLife Village pickup, and no-on-site-sales statement. It does not verify organizer authorization, inventory, price, completed order, pickup, delivery, credential role, or image rights.
Press corroboration for the Dubai event, Grand Hyatt venue, DESC association, HITB regional return, and hands-on village programming.
Primary public badge repository stating that it contains the Hackropole badge source files and build instructions, with hardware, assembly, and firmware guides.
Primary file-level licensing source that assigns hardware JPEGs and KiCad files CC BY 4.0 with 2025 Hackropole copyright text, establishing the local hero photo's reusable provenance.
Primary firmware source for WLED v0.15.5 alignment, prebuilt binary flashing, Wi-Fi onboarding, LED and capacitive-button GPIO mapping, and mod pads.
Primary assembly source for the ESP32-S3-Zero and eight WS2812B build baseline, optional extensions, soldering workflow, and fume/heat safety caveats.
Primary public hardware source for KiCad 9, 2-layer 1.6 mm FR-4 production guidance, blue board color, and the official documentary board photo.
Badge-page source proving the ICS Village Badge for DEF CON 33, FREE-WILi/Intrepid framing, RP2350A platform, ESP32-C6, gas and alcohol sensors, GUI support, USB terminal, SAO expansion, battery, and firmware update path.
Primary official source for the DC34 badge's RP2350B-A4, RS485/Modbus RTU, CAN/CAN FD, 10BASE-T1S/T1L, DB15, storage, OLED, encoders, RGB LEDs, power, firmware/API, USB terminal, on-site/Vendor Village availability, and its absent design/archive details, rechecked after the elapsed dates and still reading pre-event. It does not grant reusable image permission or report a completed distribution.
Primary documentation source for the purchased ICS Village badge tool, sponsorship, hardware summary, software features, tutorial videos, firmware update pointer, and Build-A-Badge section.
Primary current-event maker self-submission that calls its $24 SAO HTP Graffiti, links exactly to the cited HackThePlanet product page, and briefly describes a host button that may or may not have an effect. This cross-reference supports an alternate roster name for the same linked artifact, not a second board, a revision relationship, technical specifications, manufacture, fulfillment, DEF CON issuance, or image reuse permission.
Technical source for RP2 B2/RP2040 and W25Q16JV hardware identification, chip-off extraction, XIP firmware analysis, and keyboard-combo decoding.
CC BY-NC 2.0 original photo source by Eliot Phillips / RobotSkirts showing the DEF CON 14 badge; used for image provenance, not as a hardware-spec source.
CC BY-SA 2.0 image-provenance source for Kristina D.C. Hoeppner / 4nitsirk's documentary photo of the Kiwicon 2038 lanyard and mirrored badge credential.
CC BY 2.0 original photo source by Openfly identifying the object as a populated DEF CON 21 badge case; used for image provenance, not hardware specification.
Licensed documentary photo source for the DEF CON 17 Human attendee badge; Flickr structured metadata identifies CC BY 2.0, Nate Grigg / nateOne attribution, and the image description as the anonymous badge for human attendees at DEFCON 17 in Las Vegas.
Primary official storefront source for the party-at-DEF-CON branding, badge-only venue-entry wording, live hacking challenge, staged scoreboard statement, product catalogue, and source-labelled generated product-media filenames.
Primary official product source for the FloridaMan 2026 Badge name, $90 listed price, current out-of-stock status, and no-longer-shipping status. It does not establish badge construction, a technical stack, shipping completion, pickup, or admission validation terms.