Lifecycle
Badge ecosystems keep moving after handout: apps, hexpansions, SAOs, antennas, cases, repair parts, firmware updates, and post-event hardware experiments.
The official about page says BSidesLisbon 2025 would have an electronic badge alongside talks, networking, and a CTF.
SourceThe README documents a seven-character nick, BadgeRole profile, LED brightness, RF profile, fox frequency, friends history, challenge state, and high-score keys in NVS.
SourceThe build guide lists a button and 10K resistor, and the Arduino examples include button-reading behavior for the workshop badge exercises.
SourceThe badge's onboard accelerometer triggers hacker-themed Magic 8-Ball responses when the attendee gives it a firm shake.
SourceThe Q badge used a full-color custom membrane keyboard with embossed keys, LED windows, and a layout tailored to the conference ARG.
SourceThe README maps five capacitive touch pads to right, up, left, down, and select controls.
SourceThe official page describes pairing with other LHC badges, after which the badge reveals a QR code on the Meshtastic channel.
SourceOfficial sources document IR communication and badge-to-badge game behavior in the 2013 badge lineage.
SourceThe USB descriptor and keyboard source expose a keyboard HID interface, scan-code conversion, report sending, and button-triggered output including the default `LayerOne 2023` string.
SourceCompass reports WiFi scanning behavior and Easter eggs triggered by pressing badge buttons in specific orders.
SourceIn Party mode, the badge's RGB LED reacted to audio input volume and frequency from the onboard amplified MEMS microphone.
SourceTwo QT100 capacitive sensors controlled the five operating states, including text display, text entry, scroll-speed selection, persistence-of-vision, and sleep.
SourceThe official badge page says the BBV Badge 2025 has four buttons with four corresponding LEDs, and the visible goal is to light all four LEDs.
SourceRabbit-Labs and repository sources document a 1 inch I2C OLED, five-way directional switch, UART flashing pins, and SD card reader configured for SDIO mode.
SourceThe badge combines a TFT display, joystick, buttons, NeoPixels, accelerometer, SAO connector, SD card, battery charging, and status LEDs around the maritime protocol circuitry.
SourceThe hardware source documents a 128x64 I2C OLED using SH1106 or SSD1309 plus a five-way d-pad for badge navigation.
SourceThe badge uses an 8x32 LED matrix and three buttons to show SAINTCON, a custom message, Hacker Challenge score, Hacker Challenge ID, brightness, Wi-Fi status/configuration, and minibadge controls.
SourceThe RTFM documents SYM/ALT key chords for movement, quit/back, delete, special characters, and Bling Rager mode on the BlackBerry keyboard interface.
SourceThe writeup says the badge's first screen scrolled Bluetooth device MAC addresses.
SourceThe firmware imports CapacitiveSensor and defines two capacitive sensors across pins 3/2 and 3/4, with capacitive readings changing the alternate animation resolution.
SourceThe badge carried two 128x128 GC9A01 circular LCDs, buttons, WS2812 LEDs, USB-C, and a visible Octopus board shape.
SourceThe BHV guide describes a non-touch e-ink main display, left-side up/down buttons, right-side enter button, and e-ink drivers controlled through the microcontroller and Raspberry Pi 5 side.
SourceKiCad comments and schematic sheets document five input buttons, two rotary dials, two SPI OLED paths, and an I2C OLED path.
SourceThe official hardware description lists a keyboard, trackball, and 25 LEDs as attendee-facing interaction surfaces.
SourceThe Cisco write-up says the badge included a roughly 2.25 inch LCD screen plus several buttons for attendee interaction.
SourceThe four RGB LEDs represented open pathways, portals, keys, and wall/death states around the player's current maze position.
SourceThe retrospective says the badge started blinking after assembly and displayed the attendee nickname plus other visual material.
SourceThe BOM lists an OLED screen and two navigation switches, while the Eagle files expose I2C display/front connector paths and switch wiring.
SourceThe documentation describes a Game Boy-like badge layout with OLED display and six push buttons for attendee interaction.
SourcePublic documentation lists NeoPixels, OLED display, two AAA battery holder, and Shitty Addon connector as badge technology.
SourcePublic badge documentation lists an integrated OLED screen, four physical buttons, three NeoPixels, buzzer, three-AAA battery holder, USB-C, and Shitty Addon connector.
SourceOfficial sources describe a 2.8-inch TFT display plus SNES D-pad and buttons, while the assembly manual documents the PiTFT Plus 320x240 display and button-board hardware.
SourceThe badge operated as a playable musical keyboard and synthesizer with instrument behavior, display, speaker, and challenge mode tied to note entry.
SourceA USB serial console enumerating as RECON2026 exposes commands for ping, mode, LEDs, LoRa transmit, chat, stats, beacon, scan, lock, Simon, reset, and test injectors.
SourceThe hardware writeup documents two reverse-mount RGB LEDs, three individually addressable RGB NeoPixels, one reverse-mount red LED, and five input buttons.
SourceThe firmware README maps SAO SDA/SCL, SPI MOSI/MISO/SCK, USB D-/D+, left/right switches, RGB PWM, and row outputs for badge hacking.
SourceThe CAD archive and schematic-sheet names preserve screen and control surfaces, including an SPI TFT with touch and input-button hardware context.
SourceThe Project-CC13 board comments identify an SPI TFT with touch, two input buttons, and one rotary dial.
SourceThe 2025 badge replaced USB-dependent input with onboard CTF, 1, and 0 tactile buttons for entering ten-bit challenge flags directly on the badge.
SourceThe firmware maps monochrome tail, back-foot, front-foot, and nose LEDs plus one RGB eye LED and groups them for badge display modes.
SourceThe BOM lists D1-D35 plus DNOSE as 36 yellow 0603 LEDs, while the schematic preserves the LED array around PWM0 and PWM1 control nets.
SourceThe hardware page documents a 1.54-inch 152x152 black/red/white e-paper display, 5-way joystick, Execute/Cancel buttons, RGB LED, piezo buzzer, USB-C, Li-ion power, and QWIIC expansion.
SourceThe BOM lists 12 yellow LEDs and four RGB LEDs, while `led_mapping.csv` maps icon LEDs including mountain, coffee, rain, bridge, sasquatch, book, train, beard, bike, donut, rose, and beer.
SourceAfter troubleshooting, the badge displayed visible Wi-Fi SSIDs and signal strength in the attendee writeup.
SourceThe README documents broad RV1106 interfaces including GPIO, camera/sensor MIPI CSI, UART, SPI, I2C, USB hub support, and GPIO-based Ethernet path.
SourceJonathan Singer's Hackaday.io project classifies the badge as a simple discrete marquee badge given to BSides Orlando attendees as a kit.
SourceThe retrospective and Hackaday review describe the switch from WS2812B pixels to an IS31FL3736 common-anode RGB LED driver controlling 31 RGB LEDs plus screen LEDs around the Bender eye artwork.
SourceThe project page documents HQ19-2333RGBC RGB LEDs, an IS31FL3741 controller, full LED matrix behavior, LED-backlit light pipes, and glow-in-the-dark capacitive-touch presentation.
Source