Catalogue
Filter by chip, radio, runtime, camp, or country. Every seeded entry is designed to grow into a sourced dossier.
Michael Fowler Centre visible identity credential
Kiwicon X's official site required attendees to wear a Kiwicon X badge and lanyard visibly in the venue and tied that credential to the Michael Fowler Centre pickup workflow.
ESP8266 environmental-sensor board for the linux.conf.au Open Hardware Miniconf
linux.conf.au 2016's Open Hardware / Arduino Miniconf produced ESPlant, an ESP8266 WiFi environmental-sensor board with solar-friendly power, onboard sensors, optional external sensors, Arduino firmware, and public hardware files.
PSoC4 and ESP8266 badge with 20 WS2812B LEDs
LayerOne 2016's electronic conference badge returned to the PSoC4, ESP8266, and WS2812B platform as a single LED badge with Wi-Fi working before the event, a mini prototyping area, exposed rails and I/O, and public build logs from CharlieX.
nRF51 and STM32 OLED/BLE badge
NorthSec's public 2016 badge repository documents an electronic attendee badge with nRF51822 and STM32F072CB microcontrollers, OLED display, BLE, battery management, touch buttons, red/green LEDs, USB, SWD programming, and STM32 USB DFU support.
Hand-built badge with USB reflashing and CTF challenge hooks
The RVA5sec 2016 badge is documented by HackRVA's official interview as a hand-built custom-firmware electronic badge with reused/improved hardware, standard USB reflashing, low-frequency serial-transmission experimentation, and CTF challenge hooks.
STM32F030 IR Hardware Hacking Village badge
Ruxcon 2016's Hardware Hacking Village badge is preserved as an Australian STM32F030K6T6 badge with IR receiver/emitter hardware, eight LEDs, dual CR2032 holders, assembly documentation, and a public firmware archive.
D1 Mini ESP8266 badge kit with MAX7219 LED display and Hackers Challenge registration
The SAINTCON 2016 badge was an electronic kit badge built around a D1 Mini ESP8266 development board, MAX7219 LED driver, and two 4-digit LED modules, with public assembly, flashing, and Hackers Challenge registration documentation.
EMF 2016 MicroPython badge
An EMF badge with color LCD, WiFi, sensors, MicroPython, app library, and USB hacking workflow.
Singapore ESP8266 CTF badge
NUS Greyhats' X-CTF 2016 finals used a custom ESP8266 electronic badge documented by the official event page, the badge designer's hardware and firmware writeups, and public hardware and firmware repositories.
Japanese ATmega328P LED attendee badge
AVTOKYO's official 2015 badge page says the conference made an electrical badge for attendees, with an AT-MEGA328P-PU, eight 5mm LEDs, two push buttons, 16 MHz crystal, resistors, capacitors, IC socket, coin-cell holder and battery, public KiCad PCB design, and public Arduino program.
ESP8266 Badger hacking board
The BSidesPDX 2015 Badger badge is a conservative source-backed badge-hacking board record tied to the official Electronic Taxidermy: Badger Hacking workshop and the public PDX Badgers 2015 PCB and firmware repositories.
Ticket, certificate checksum, and CAcert ID context
A conservative non-electronic Camp++ 2015 record for attendee identity: the official camp pages document the third annual outdoor geekery as the camp before the camp, with ticket registration, no required personal data, end-of-event data destruction, certificate checksum verification, bring-your-ticket arrival guidance, and state-issued photo ID only for optional CAcert assurance.
Playable vinyl-record noir puzzle badge
A Ryan Clarke / 1o57-designed DEF CON 23 badge issued as an actual playable 7-inch vinyl record, with role-colored editions, printed mystery alphabets, inner-groove markings, lanyard ciphers, record audio, and a noir-themed badge challenge.
Cyberwar is Hell visible venue credential
Kiwicon 9's official site told attendees to wear their badge visibly while in the venue and documented early pickup before the December 10-11, 2015 Wellington conference.
PSoC4 blinky badge and VoCore OpenWRT network badge
LayerOne 2015's badge effort produced two electronic badge designs documented by the official Hardware Hacking Village archive and CharlieX's Hackaday.io project: a battery-powered PSoC4, ESP8266, and WS2812B blinky badge plus a VoCore/RT5350F OpenWRT network badge with Wi-Fi and dual Ethernet intent.
Team hardware badge for the Bonsecours CTF
NorthSec's official past-editions page documents the 2015 Bonsecours CTF as a 54-team competition where participants, grouped in teams of eight, each had a hardware badge tied to network, IPv6 workstation, RF-monitoring, smartcard, and related challenge paths.
Electrolab Arduino Micro-compatible kit
A limited NDH2K15 electronic collector badge kit sold through the official Nuit du Hack store, described as Arduino Micro-compatible, USB-compatible, easy to program or hack, and developed by Electrolab.
Hand-built HackRVA PCB badge with IR, LCD, audio, and USB
The RV4sec 2015 badge is documented by HackRVA's official build post as a hand-built electronic badge with custom PCB assembly, surface-mount components, IR, audio, micro USB, LCD, and an optional reset-header development path.
STM32 Hardware Hacking Village badge
Ruxcon 2015's Hardware Hacking Village badge is preserved here as an Australian STM32 badge with public KiCad/Gerber files, schematic material, firmware examples, SMD assembly instructions, CR2032 power, and SWD/OpenOCD programming notes.
Cisco CMX-linked attendee badge with LCD, buttons, schedule, and challenge score
The SAINTCON 2015 badge was a purpose-built Wi-Fi enabled attendee show badge described by Cisco as a conference-scale experiment: roughly 550 participants carried LCD-and-button badges that used Wi-Fi location data for zone awareness, schedule lookup, and live Hacker Challenge score display.
CCCamp 2015 SDR badge
A HackRF-inspired software-defined radio badge that let campers receive, transmit, inspect spectrum, flash evolving firmware, solder RF add-ons, and keep hacking long after camp.
HeatSync Labs solderable PCB badge
The CactusCon 2014 PCB badge is preserved through Eric / Robot Ambassador's first-hand writeup, which describes 300 event badges designed by Erik Wilson, given away at the HeatSync Labs booth, and assembled by attendees with LEDs, resistors, batteries, and acrylic hardware.
Propeller 1 infrared puzzle and contest badge
A Parallax-built official DEF CON badge for DEF CON 22, based on the Propeller 1, infrared transmit/receive hardware, touch-pad buttons, LEDs, full USB programming, exposed I/O, and thirteen attendee-role styles.
Issued physical badge for the tenth HOPE
The HOPE X Badge was the physical badge issued at the tenth Hackers On Planet Earth conference in New York City, preserved here through a real CC0 Wikimedia Commons attendee/uploader photograph of the event badge.
Assemble-and-hack Black Badge challenge
A limited collector badge and hardware-hacking challenge from Nuit du Hack 2014, with public challenge rules, writeups, and a Virtualabs repository.
Indian hardware-hacking conference badge
A conservative Nullcon Goa 2014 hardware-badge record tied to the official Nullcon Hardware Badge 101 (Desi Jugaad) talk, which covered electronics, microcontrollers, LEDs, the design of the 2014 hardware badge, what could be done with it, and production problems.
PIC32 badge with LCD, IR, capacitive sliders, and public firmware
The RVAs3c 2014 badge was a redesigned HackRVA electronic badge whose official preview and public firmware source document a PIC32-based platform with LCD, infrared, capacitive sliders, LEDs, speaker, micro USB, and game/application code.
Arduino-clone badge with FTDI header, blinky expansion board, and hidden challenges
The SAINTCON 2014 badge was an Arduino-compatible conference badge designed for attendee soldering and badge hacking, with FTDI programming, LED blinky behavior, a companion blinky expansion board, and hidden Hacker Challenge secrets documented in first-hand and Hackaday coverage.
EMF 2014 schedule and radio badge
An EMF badge built around camp schedules, radio base-station updates, online registration, alerts, torch mode, and practical utilities.
Ticket, checksum, and infrastructure-price camp record
A conservative non-electronic CampZer0 2013 record for attendee identity: the official camp pages document the zeroth H.A.C.K. camp at Fort Monostor, ticket registration, no required personal data, pre-event data destruction promise, certificate checksum verification, instructions to bring the ticket either on a device or printed, optional CAcert-assurance photo-ID context, and ticket-price infrastructure lore.
Non-electronic PCB playing-card puzzle badge
A Ryan Clarke-designed DEF CON 21 badge series built as poker-card printed circuit boards: non-powered identity artifacts whose copper, soldermask, silkscreen, inner-layer metal, role variants, and encoded face-card relationships formed a cryptographic and physical badge challenge.
LPC1343 ARM development badge
An open-source H2HC 2013 badge for the 10th Hackers to Hackers Conference in Brazil, built as a USB-enabled ARM Cortex-M3 development board based on the LPC1343 and intended as an experimental next-generation GoodFET platform.
ARM, 2.4 GHz, LCD, USB, and button badge
A source-backed Hackover 2013 badge record: the event blog described an assembled and flashed badge PCB for every attendee, with ARM processor, 2.4 GHz radio, 6.5 Kpx LCD, USB, and buttons.
Official pickup-era identity badge
Kiwicon 7's official site documented badge assembly during conference week and tied the event credential to Friday early pickup before the November 9-10, 2013 Wellington conference.
Dutch camp non-PCB identity artifact
A non-electronic identity-artifact entry for OHM2013, modeled as the camp's patch/hat style rather than as a programmable PCB badge.
HackRVA electronic badge with LEDs, IR, audio, and USB
The RVAsec 2013 badge was a HackRVA-built electronic conference badge documented by official RVAsec and HackRVA sources, with LEDs, infrared badge-to-badge play, a piezo speaker, USB support, and badge-game behavior tied to conference interaction.