Catalogue
Filter by chip, radio, runtime, camp, or country. Every seeded entry is designed to grow into a sourced dossier.
ATmega88 USB-bootloader rabbit badge
A source-backed record for the eHaserl, the Easterhegg 2010 surprise badge from the Munich Chaos Computer Club, with official assembly notes, flashing instructions, errata, and a badge talk.
Sound-reactive RGB badge with MC56F8006 DSP
A Joe Grand / Grand Idea Studio electronic badge for DEF CON 17, built around a Freescale MC56F8006 16-bit digital signal controller, an amplified MEMS microphone, an RGB LED, wired multi-badge communication, and a static serial bootloader.
Bridge-era Dutch camp badge record
A bridge-era Dutch camp badge record for Hacking at Random 2009, kept separate from later open-hardware badge entries until primary badge details are recovered.
Electronic party-invitation badge with published docs and firmware
Ninja Networks' 2009 DEF CON party invitation was an electronic badge built for DEF CON 17, documented by a primary DEF CON forum post plus a technical archive with Creative Commons Attribution schematic/Gerber docs, public-domain badge code, and a BOM.
SD-card infrared file-transfer and TV-B-Gone badge
A DEF CON 16 electronic badge built as a hackable Freescale-based platform with SD-card storage, infrared file transfer, TV-B-Gone behavior, role-color variants, one-button state control, and published source, schematics, and development resources.
95-LED scrolling-text badge with capacitive controls
A Joe Grand / Grand Idea Studio electronic badge for DEF CON 15, built around a Freescale MC9S08QG8, a 5-by-19 matrix of 95 LEDs, capacitive touch controls, customizable vertically scrolling text, persistence-of-vision behavior, and another official badge-hacking contest.
CCCamp 2007 active RFID badge
A small active 2.4 GHz RFID badge/tag used with OpenBeacon base stations for real-time camp tracking and post-camp hardware experiments.
First official DEF CON electronic badge
A Joe Grand-designed skull-shaped PCB badge for DEF CON 14, built around active electronics, open hackable circuitry, two blue LEDs, one button, seven soldermask role variants, and an official badge-hacking contest.
Public-domain photographed pre-electronic identity badge
A DEF CON 13 human badge documented by a public-domain Wikimedia Commons original photo and an official pre-conference DEF CON forum note that the 2005 badges were ready before registration.
Simple pre-electronic Dutch camp badge
A record for What The Hack 2005's simple camp identity-badge era, before the Dutch camp badge became an expected open-hardware device.
Unofficial forum identity badge
A community DEF CON 12 forum badge documented by the official forum thread as a printable avatar/nickname template, intended as an extra badge for forum members rather than the official attendee credential.
Pre-Sputnik Chaos Communication Camp identity artifact
A source-conservative record for CCCamp 2003 as a pre-electronic-badge identity/pass artifact in the camp lineage.
Official archive photographed pre-electronic identity badge
A DEF CON 11 human badge documented by InfoconDB event metadata, the official program PDF, and official DEF CON media-server photos explicitly filed as DEF CON 11 badge images.
Pre-electronic physical badge with corner-hole lore
A DEF CON 10 physical badge artifact documented by InfoconDB event metadata, the official program's note about the badge form factor, and official DEF CON media-server badge images.
Official-photo documented pre-electronic lanyard badge
A DEF CON 9 physical lanyard badge documented by InfoconDB event metadata and official DEF CON media-server event photos from the Alexis Park conference.
Early Dutch camp identity artifact
A conservative historical record for the simple identity-badge era around Hackers At Large 2001, where public badge histories do not describe a hackable electronic PCB badge.
Official-photo documented pre-electronic lanyard credential
A DEF CON 8 physical lanyard credential documented by InfoconDB event metadata, the official DEF CON 8 event page, and official DEF CON media-server event photos from Alexis Park.
Early Chaos Communication Camp identity artifact
A conservative identity-pass record for the first Chaos Communication Camp, before public sources document an official electronic camp badge.
Official-photo documented pre-electronic conference credential
A DEF CON 6 physical access/identity credential documented by InfoconDB event metadata, the official DEF CON 6 event page, and official DEF CON media-server photos from the Plaza Hotel & Casino.
Official-photo documented pre-electronic hanging credential
A DEF CON 5 physical access/identity credential documented by InfoconDB event metadata, the official DEF CON 5 archive page, and official DEF CON media-server event photos from the Aladdin Hotel & Casino.
Dutch camp on-site printed photo ID badge
A personalized black-and-white photo badge produced on site at Hacking in Progress 1997 using then-rare digital photography and field printing.
Official-photo documented pre-electronic chest credential
A DEF CON 4 physical access/identity credential documented by InfoconDB event metadata, the official DEF CON IV archive page, and official DEF CON media-server event photos from the Monte Carlo Resort and Casino.
Official-photo documented pre-electronic waist credential
A DEF CON 3 physical access/identity credential documented by InfoconDB event metadata, the official DEF CON III archive page, and official DEF CON media-server event photos from the Tropicana Resort & Casino.
Official-photo documented pre-electronic chest credential
A DEF CON 2 physical access/identity credential documented by InfoconDB event metadata, the official DEF CON II archive page, and official DEF CON media-server event photos from the Sahara Hotel and Casino.
Official announcement and archive-photo documented pre-electronic name tag
A DEF CON 1 pre-electronic name-tag and paper-badge artifact documented by the official 1993 announcement, the official DEF CON I archive page, and the official DEF CON media-server badge photo.
Hitchhiker-era Dutch camp artifact
A historical identity-badge record for Hacking at the End of the Universe, the 1993 Dutch camp remembered as a formative outdoor hacker gathering.
Dutch hacker-camp origin artifact
A conservative identity-pass record for the Galactic Hacker Party, the 1989 Amsterdam event that WHY2025 history identifies as the start of the Dutch hacker camp lineage.