Add-on dossier

Minibadge holder boards

A linkable lifecycle record for hardware expansions, app ecosystems, firmware upgrades, cases, radio parts, and post-event badge experiments.

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expansion hardware

The badge used a bottom connector for minibadge holder boards, I2C port expanders, individual minibadge power control, and chaining of up to eight boards.

Badge
SAINTCON 2019 Enigma Badge
Type
expansion hardware
Status
source-backed
Compatibility
SAINTCON 2019 Enigma Badge
Source
https://mkfactor.com/?p=100

Badge context

Related Resources

source

SAINTCON 2019 badge README

Raw README source for post-event challenge use, DFU flashing, STM32CubeProgrammer, ST-Link V2 development, firmware directories, FPGA Icestudio source, and warning that flashing erases badge memory.

Badge: SAINTCON 2019 Enigma Badge

Source trail

Evidence Sources

MK Factor · retrieved 2026-05-15

Saintcon Enigma Badge

Primary creator write-up for badge hardware, badge-ring mechanics, Hut 6 challenge, firmware scope, production constraints, and named contributors.

Badge: SAINTCON 2019 Enigma Badge

UtahSAINT / SAINTCON · retrieved 2026-05-15

Message from Jup1t3r

Official attendee source for The Enigma theme, badge framing, minibadge culture, Hardware Hacking Community, and Utah Valley Convention Center venue.

Badge: SAINTCON 2019 Enigma Badge