Year
Hacker conference badges documented for 2020, sorted by country.
Docklands registration flow with sponsored lanyard evidence
BSides Melbourne 2020 is represented by official schedule evidence for early conference registrations plus the official sponsor page naming CyberSec People as sponsor of the BSides Melbourne 2020 lanyards.
Small self-driving car kit for the linux.conf.au Open Hardware Miniconf
linux.conf.au 2020's Open Hardware Miniconf in Gold Coast included DingoCar, a small self-driving car hardware kit and machine-learning platform assembled, driven, trained, and tested by participants.
CircuitPython LED-matrix IR badge
A SAMD21 CircuitPython badge with a charlieplexed LED matrix, IR badge-to-badge communication, navigation buttons, SAO header, and exposed pads.
Touch-button Hatchery badge
A Disobey badge operated by artwork-hidden Game Boy inspired touch buttons, serial shell, Hatchery apps, nickname settings, and WiFi configuration.
Ticket and certificate checksum camp record
A conservative non-electronic Camp++ 2020 record for attendee identity: the official camp pages document the eighth H.A.C.K. camp at Fort Monostor, ticket registration, no required personal data, end-of-event ticketing-data destruction, certificate checksum verification, and instructions to bring the ticket either on a device or printed.
Badge.Team Python API badge
A CampZone badge documented primarily through its Badge.Team Python API surface: keypad, display, audio, WiFi, HID, MIDI, touchpads, speech, app config, MQTT, and mixer modules.
Mixed-reality escape-room challenge badge
A story-first challenge badge where the badge, hotel, terminal session, puzzles, and lore formed a mixed-reality escape room.
Philippine Recovery Mode conference badge and lanyard kit
ROOTCON's official Recovery Mode quick guide places ROOTCON 14 on October 9-10, 2020 as a virtual event and lists a paid-attendee ROOTCON Survival Kit containing a conference badge, lanyard, and sticker set.
Ukrainian ESP32 air-quality badge and CTF platform
A Ukrainian NoNameCon 2020 electronic badge by TechMaker, redesigned as a custom ESP32-WROOM-32D board with optional BME680 air-quality sensing, dual OLED displays, joysticks, touchpads, WS2812 LEDs, USB-C programming, and embedded-systems CTF tasks.
Unofficial DEF CON 28 STM32F412 badge with BlackBerry keyboard CTF
The AND!XOR DC28 Badge was an unofficial DEF CON 28 Safe Mode badgelife board shipped through pandemic-era proxy drops, with an STM32F412RET6 MCU, 0.96 inch OLED, ST7735 128x160 TFT, APA-102C LEDs, BlackBerry Q10 keyboard, USB-C, Keystone 1020 battery holder, MyBASIC hardware scripting, and an embedded BENDERPISS CTF text adventure.
Talking LED presenter wearable
A source-backed BSidesPDX 2020 presenter wearable artifact documented by the public PDX Badgers `2020-mask` repository, built as a voice-reactive LED face-mask project for the all-digital conference year rather than a conventional attendee badge.
Cassette-tape puzzle badge
A LosT / 1o57-designed DEF CON 28 Safe Mode support badge built as an audio cassette in a jewel case, with puzzle material spread across the A/B tape audio, lanyard characters, printed liner notes, media-server contents, and DEF CON forum solving space.
Community KiCad/OSH Park badge template for the virtual event
Thomas Flummer's 2020 Remoticon badge was an unofficial CC BY-SA 4.0 KiCad PCB template released for the virtual Hackaday Remoticon, combining decorative Remoticon artwork, prototyping area, a MakersBox SMD challenge circuit, Feather-mounting pads, Gerbers, and an OSH Park shared-project path.
ATmega328P dual-PCB image-reel badge
The Kernelcon 2020 Hack-Master badge was a dual-PCB electronic badge with an ATmega328P-AU, three-AAA power, nine APA102 RGB LEDs, a backlit custom image reel, serial-port game plans, EEPROM mode storage, and ICSP pogo-pin programming.
Pandemic-era HackRVA firmware archive with LCD, IR, audio, USB, and apps
The RVAsec 2020 badge is seeded from HackRVA's public firmware repository. The source tree documents a real badge software target with LCD display code, buttons, IR packet handling, menus, badge apps, audio/image asset playback, LED control, USB bootloader tooling, and a small C-like interpreter.
Virtual-edition shipped badge package with MiniBadge and Hackers Challenge context
SAINTCON 2020 is represented here by its virtual-edition shipped badge package. The official archive identifies 2020 as a virtual SAINTCON year, InfoconDB supplies the October 27-30 dates, and first-hand DC540 coverage documents a physical badge package with the badge itself, an included MiniBadge, a coupon for a custom MiniBadge, and Hackers Challenge CTF badge context.
Arduino Nano breadboard badge for the virtual Badge Village
The Diana Initiative 2020 off-the-shelf virtual badge was a self-built Arduino Nano and breadboard-badge workshop artifact for the online conference. Sched documents the August 22, 2020 `Basic Arduino coding using virtual Badge` Village Workshop, while TechGirlMN's archive preserves the Tinkercad virtual badge, hardware BOM, wiring notes, and Arduino Create firmware examples.