Add-on dossier
IOActive key-fob badge / SAO
A linkable lifecycle record for hardware expansions, app ecosystems, firmware upgrades, cases, radio parts, and post-event badge experiments.
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CAN SAO and key-fob badge
IOActive's build series documents a key-fob badge / SAO for DEF CON 32 CHV with dsPIC33CK32MP502, CAN transceiver, NeoPixels, touch buttons, IR, 125 kHz RFID receive, and 433 MHz transmit surfaces.
- Badge
- Car Hacking Village DC32 Main Badge
- Type
- CAN SAO and key-fob badge
- Status
- source-backed
- Compatibility
- Car Hacking Village DC32 Main Badge and key-fob SAO
- Source
- https://www.ioactive.com/inside-ioactives-innovative-key-fob-badge-for-def-con-2024s-car-hacking-village-part-1-3/
CTF archive
Public challenge archive documenting main-badge CAN, UART, random-traffic, Speedometer SAO, Red Balloon Security, and Rivian challenge surfaces.
Badge: Car Hacking Village DC32 Main Badge
SAO firmware source
MIT-licensed firmware repository for the DC32 Speedometer SAO, referenced by the public CTF challenge archive.
Badge: Car Hacking Village DC32 Main Badge
add-on specification
Car Hacking Village SAO connector specification documenting the CAN TX/RX pin substitution, voltage, footprint, and design constraints.
Badge: Car Hacking Village DC32 Main Badge
firmware documentation
Build, flash, RP2040 BootSel/reset, and socketcan/cansniffer workflow documentation for the main badge firmware.
Badge: Car Hacking Village DC32 Main Badge
firmware source
Public CHV firmware repository for the main badge car-on-a-board firmware and verification material.
Badge: Car Hacking Village DC32 Main Badge
hardware source
Public CHV repository for the DC32 main badge board archive.
Badge: Car Hacking Village DC32 Main Badge
hardware source tree
KiCad board, schematic, PCBWay BOM, position files, footprints, and plot outputs for the main badge board.
Badge: Car Hacking Village DC32 Main Badge
official village badge page
Official CHV event page for the DEF CON 32 badge ecosystem, including the main badge, kids badge, Speedometer SAO, key-fob SAO, PRNDL SAO, and CTF context.
Badge: Car Hacking Village DC32 Main Badge
project writeup
First part of IOActive's DEF CON 2024 CHV key-fob badge build series, used for key-fob SAO purpose, component selection, and village context.
Badge: Car Hacking Village DC32 Main Badge
project writeup
Second part of the IOActive build series, used for firmware, peripherals, and bring-up context.
Badge: Car Hacking Village DC32 Main Badge
project writeup
Final IOActive build-series part, used for fabrication, assembly, conference deployment, and lessons learned.
Badge: Car Hacking Village DC32 Main Badge
Car Hacking Village · retrieved 2026-05-15
Primary official village source for the 2024 CHV badge lineup, main badge, kids badge, Speedometer SAO, key-fob SAO, PRNDL SAO, and CTF framing.
Badge: Car Hacking Village DC32 Main Badge
GitHub / Car Hacking Village · retrieved 2026-05-15
Primary source for the CHV CAN SAO pinout, 3.3 V supply, CAN TX/RX use, 50x50 mm guidance, and SAO footprint material.
Badge: Car Hacking Village DC32 Main Badge
GitHub / Car Hacking Village · retrieved 2026-05-15
Primary hardware-source repository for the DC32 main badge board archive; GitHub reported no detected repository license in this pass.
Badge: Car Hacking Village DC32 Main Badge
GitHub / Car Hacking Village · retrieved 2026-05-15
Primary firmware-source repository for the DC32 main badge car-on-a-board firmware; GitHub reported no detected repository license in this pass.
Badge: Car Hacking Village DC32 Main Badge
GitHub / Car Hacking Village · retrieved 2026-05-15
Primary CTF-source archive for main-badge CAN enumeration, UART, random-traffic, Speedometer SAO, TUF, and Rivian challenge context.
Badge: Car Hacking Village DC32 Main Badge
IOActive · retrieved 2026-05-15
Primary project writeup for the key-fob badge/SAO's DEF CON 32 CHV context, automotive-key-fob concept, and component direction.
Badge: Car Hacking Village DC32 Main Badge
IOActive · retrieved 2026-05-15
Primary project writeup for key-fob badge firmware, bring-up, peripheral, and hardware-integration context.
Badge: Car Hacking Village DC32 Main Badge
IOActive · retrieved 2026-05-15
Primary project writeup for key-fob badge fabrication, assembly, conference use, and production lessons.
Badge: Car Hacking Village DC32 Main Badge