Catalogue
Filter by chip, radio, runtime, camp, or country. Every seeded entry is designed to grow into a sourced dossier.
nRF52 OLED/BLE badge with NeoPixels
The NorthSec 2018 badge repository documents an electronic badge with an nRF52832 main controller, STM32F070 USB controller, OLED display, BLE, NeoPixel RGB LEDs, buttons, battery management, Li-ion/USB power, USB charging, and schematic release.
Indian conference identity badge with official sponsor and lanyard trail
A conservative Nullcon Goa 2018 badge record from official archive pages documenting March 2-3, 2018 conference registration, Holiday Inn Resort Goa venue context, a dedicated Badge Sponsor, a Lanyard Sponsor, and volunteer instructions requiring the badge to be clearly visible.
Australian physical-security conference speaker credential
A first-hand MOS & BOO wrap-up documents special speaker badges for OzSecCon 2018 and shows one as a green PCB-form speaker credential, so the record is seeded as a source-backed speaker badge without broader attendee or electronics claims.
Official lanyard and glow-in-the-dark star identity badge
Purplecon's official 2018 diary says attendees received a lanyard with the official purplecon badge, a glow-in-the-dark star, when entering the Kiwicon-adjacent Wellington event.
Philippine official badge and maker-post electronic-badge record
ROOTCON's official archive places ROOTCON 12 at Taal Vista Hotel in Tagaytay on September 27-28, 2018, the official quick guide says registration included an official ROOTCON badge, and Jay Turla / @shipcod3 preserves a public maker post titled ROOTCON 12 Electronic Badge.
HackRVA electronic badge with games, puzzles, and two-channel audio
HackRVA's 2018 recap and badge wiki document more than 300 RVAsec electronic hardware badges with badge games, puzzles, two-channel audio behavior, challenge content, and badge-hacking competition context.
Spy and skull Recon Village badge variants
Recon Village's DEF CON 26 badge entry, The Dual Design, used two official visual variants: a classic spy silhouette and a detailed skull design in a black-and-white aesthetic.
ESP32 MicroPython badge with 8x32 LED matrix and twelve minibadge spots
The SAINTCON 2018 ESP32 Badge was an electronic conference badge built around a LOLIN D32 / ESP32 module running MicroPython, an 8x32 LED matrix, three buttons, a rechargeable battery, Wi-Fi configuration behavior, Hacker Challenge score display, and twelve minibadge spots.
USB HID and serial puzzle badge
A simple Security Fest 2018 challenge badge with USB-A, two buttons, four DIP switches, red/green LEDs, HID text output, serial puzzle flow, and an open SecBadge hardware repository.
Battery-powered WiFi signal-strength badge
The ShmooCon XIV badge is preserved here as a battery-powered WiFi signal-strength meter from the 2018 Washington, DC conference, with corroborating public notes for an ESP8266 core, serially addressable LEDs, and an injection-molded rocket enclosure.
Retro-gaming attendee object badge
A non-electronic SteelCon attendee badge where floppy disks were used as the badge object for a year with a retro gaming area and orange shirts.
EMF 2018 phone-like MicroPython badge
An EMF badge with MicroPython, WiFi, GSM/SMS/calling, screen, sensors, keypad, Grove connectors, and a badge store.
MSP430 electronic jar-of-fireflies camp badge
ToorCamp 2018's badge is preserved as a Great Scott Gadgets and OSH Park sponsored electronic jar of fireflies: a soldering-station badge kit built around an MSP430G2211, six green through-hole LEDs, CR2032 power, and open design/firmware files.
SMD Challenge and 8-bit art badge
The ToorCon San Diego 20 badge is preserved here as a 400-kit official-badge request that folded MakersBox's SMD Challenge into a larger 8-bit-art conference badge with hidden codes, eight SMD LEDs, and an ATtiny84.
Raw Hex USB HID hardware badge
The 44CON 2017 brochure documents the conference badge as a Raw Hex HIDIOT 1.0 44CON edition, a build-it-yourself USB HID board programmed through the Arduino IDE and supported by HIDIOT documentation, assembly help, and a Hackster project competition.
Unofficial DEF CON 25 nRF52 BLE badge with BOTNET game
The AND!XOR DC25 Badge was an unofficial DEF CON 25 badgelife board built around a Rigado BMD-300 / Nordic nRF52 module, color TFT, WS2812B LEDs, sensors, microSD, BLE smartphone integration, TCLish scripting, BYOB bling, CHIP8/SCHIP games, and a badge-to-badge BOTNET game.
Kenyan ESP8266 OLED MQTT conference badge
A limited-run AfricaHackOn 2017 electronic conference badge built around an ESP8266-01, 0.96-inch 128x64 I2C OLED display, LEDs, resistors, hand-built mounting-board construction, Arduino firmware, WiFi scanning, and MQTT schedule updates.
two-part ESP and CC1111 RF challenge badge
A BSides Cape Town 2017 badge system documented as two separate physical badges: a black flux-capacitor badge with an ESP chip and a red RF badge with a CC1111 RFCat-compatible radio, USB port, and button.
Wemos D1 Mini acrylic badge with OLED and RGB shields
BSides Perth's official 2017 badge blog records a Wemos D1 Mini conference badge with OLED shield, RGB shield, switched AA battery holder, laser-cut and etched acrylic base, Arduino IDE code, and a public GitHub repository.
Nordic BLE badge and Ox-Vox add-on target
The BSidesPDX 2017 badge is a source-backed Portland Security BSides badge archive tied to the official schedule's badge context, Rob Rehrig's Ox-Vox add-on talk, and the public PDX Badgers Eagle board, schematic, and BOM repository for a BMD-300/OLED/CR2032 design.
Happy Gecko OLED programming badge
BornHack's first deeply programmable badge used a Silicon Labs Happy Gecko MCU, OLED display, buttons, USB, and an example-heavy firmware repository.
Soldered WemOS scanner badge
The CactusCon 2017 badge is preserved through a first-hand attendee writeup that describes paying for the badge package, soldering and troubleshooting the board at the Phoenix-area event, and using it as a tiny Wi-Fi and Bluetooth scanner.
Ticket and certificate checksum camp record
A conservative non-electronic Camp++ 2017 record for attendee identity: the official camp pages document ticket registration, no required personal data, end-of-event ticketing-data destruction, certificate checksum verification, and instructions to bring the ticket to Fort Monostor.
Brisbane pre-registration credential with CFP speaker-badge evidence
CrikeyCon 2017 is represented by official archive evidence for Friday pre-registration badge collection plus CFP evidence that accepted presenters, trainers, and event holders received a special speaker badge.
TYMKRS cubic mesh-network puzzle badge
The CypherCon 2.0 Cube was a three-dimensional electronic badge by TYMKRS, assembled from cube-edge PCBs with LEDs, microprocessors, buses, USB, battery charging, mesh-network behavior, text-adventure firmware, and a badge-to-badge programming premise.
nRF52832 BLE OLED wagon-game badge
The DC503 Wagon Party badge is a source-backed party badge documented by the no-visible-license `pdxbadgers/wagonparty` repository, whose README calls the target a badge and whose firmware advertises a `503WAGON` BLE device with OLED game modes.
Rubber identity badge in a badgelife breakout year
A DEF CON 25 official admission badge recorded in DEF CON feedback as a rubber or plastic identity badge, not an electronic puzzle board, paired historically with an unusually large wave of unofficial DEF CON 25 hardware badges and badge-maker coordination.
Special lifetime-access electronic award badge
The DerbyCon 7.0 Legacy Black Badge was a special electronic black-badge award artifact made for DerbyCon 2017, using an Atmel XMEGA core, a large LED-heavy PCB, laser-cut acrylic, custom STL work, and first-hand published build notes.
ESP8266 GulaschPushNotifier badge
An Entropia-produced Gulaschprogrammiernacht 17 badge built around ESP8266, a 128x128 LCD, 18650 power, sensors, WS2813 LEDs, IR, a ROM store, and Hack-the-Badge camp challenges.
ATTiny85 USB HID injector badge
A small H2HC 2017 badge built around an ATTiny85 USB-stick module for USB HID keyboard-injector experiments, Micronucleus bootloader flashing, and Arduino IDE workshop-style payload development.
MediaTek electronic badge with Wi-Fi, BLE, IR, joystick, and LED display
HITCON CMT 2017's official event page documents the HITCON Badge Challenges activity and an electronic badge powered by a MediaTek chipset, with Wi-Fi, Bluetooth LE, game-controller/joystick, infrared, and LED display features. The official ticketing page ties the limited deluxe electronic badge to the Premium Pass, and the events page says additional badges would be released for conference-day purchase.
PIC32 camera badge with OLED and MicroSD
The 2017 Hackaday Superconference badge was an official Mike Harrison camera badge with a PIC32MX170F256D, OV9650 camera module, 128x128 color OLED, MicroSD storage, accelerometer, buttons, bootloader, white LED illuminator, prototyping area, and expansion header.
linux.conf.au Open Hardware Miniconf ESP32 badge board
linux.conf.au 2017's Open Hardware Miniconf centered on IoTuz, an ESP32-based custom board documented by the official schedule, CCHS Melbourne hardware and firmware repositories, workshop setup notes, and attendee driver work.
STM32F4 badge for CAN bus and vehicle-hacking experiments
LayerOne 2017's electronic badge was a CAN-bus-focused STM32F4 conference badge with a TFT display, storage, USB device and host behavior, external CAN headers, audio output, rechargeable battery planning, PC-side CAN tooling, and J2534-adjacent software work.
JavaScript hackable BLE badge
An open-source hackable JavaScript badge for NodeConf EU 2017 in Kilkenny, built by NearForm around Gordon Williams' Espruino/Puck.js lineage with BLE, LCD, NFC, buttons, CR2032 power, attendee-name programming, code examples, and challenge behavior.
nRF51 and STM32 badge with event firmware images
The NorthSec 2017 badge repository documents a dual-MCU electronic badge with nRF51822 BLE/OLED control, STM32F072 USB and touch-button handling, battery management, red/green LEDs, schematic files, website material, and multiple firmware images.