Tag dossier
Badge records tagged with Bluetooth, across Denmark, Italy, Mexico, South Africa, Ukraine, United States.
2.4 GHz RF spectrum-analyzer badge
The ToorCon 13 badge was an open-source 2.4 GHz RF spectrum-analyzer badge from Great Scott Gadgets, with 13 LEDs representing the 13 Wi-Fi channels and public Project Ubertooth hardware and firmware archives under the `tc13badge` code name.
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.
Unofficial DEF CON 26 ESP32-WROVER Wild West of IoT badge
The AND!XOR DC26 Badge was an unofficial DEF CON 26 badgelife board themed as the Wild West of IoT, built around an ESP32-WROVER module with WiFi/Bluetooth, a color LCD, microSD, IS31FL3736-driven RGB lighting, CP2102N USB serial, LULZCODE scripting, the B.E.N.D.E.R. console challenge, and badge-to-badge networking ambitions.
Happy Gecko plus Bluetooth badge
A Happy Gecko-based BornHack badge that added a Nordic nRF51 Bluetooth-capable microcontroller and a breakout-board branch for hardware add-ons.
ESP32 colour-screen game badge
BSides Cape Town 2019's badge was an ESP32 electronic badge with a 1.3-inch 240x240 IPS colour display, touch buttons, 18650 battery, custom PCB, 3D-printed case, Arduino/ESP32 firmware, local SDL debugging support, WiFi high-score sync, Bluetooth GamePad experiments, and a public GPL-3.0 firmware repository.
Ukrainian ESP32 badge and CTF platform
A Ukrainian NoNameCon 2019 electronic badge built by TechMaker around an ESP32 platform with Wi-Fi/Bluetooth, OLED display, LEDs, capacitive input, OTA firmware, SpyNet backend interaction, and a six-flag badge CTF.
Membrane-keyboard ARG badge
The Queercon 16 Q Badge was an electronic DEF CON-adjacent social badge with a custom membrane keyboard, 2.9-inch e-paper display, RGB lighting, Bluetooth-capable TI CC2640R2 controller, Holtek LED driver, AA battery power, RJ12 6P6C badge-to-badge connector, and ARG mechanics across Q, C, and Handler badge roles.
ESP32-C3 dragon-sphere camp badge
A Cyber Saiyan-designed ESP32-C3 badge for RomHack Camp 2022, with seven RGB LEDs, BLE badge discovery, schedule screens, WiFi/AP functions, snake, a 2.4 inch TFT, two rear buttons, and AA battery power.
Resistance-themed ESP32-S3 and RP2040 official badge
BugCON 2023's Electronic Cats repository documents the official resistance-themed BugCON 2023 badge with an ESP32S3 or RP2040 platform statement, UART, Bluetooth and Wi-Fi on ESP32S3, AA battery support, public Arduino firmware, GPL-3.0 software licensing, CERN-OHL v1.2 hardware licensing, and KiCad hardware source.