Add-on dossier

SAO and IR expansion surfaces

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

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SHA2017 Badge historical

hardware expansion

The hardware docs record a 6-pin SAO connector and IR receive/transmit hardware, giving SHA2017 both badge-add-on and badge-to-badge interaction surfaces.

Badge
SHA2017 Badge
Type
hardware expansion
Status
historical
Compatibility
SHA2017 badge hardware
Source
https://wiki.sha2017.org/w/Projects%3ABadge/Documentation

Badge context

Related Resources

Source trail

Evidence Sources

Badge.Team · retrieved 2026-05-15

SHA2017

Primary documentation and volunteer credits.

Badge: SHA2017 Badge

GitHub / Badge.Team · retrieved 2026-05-15

appfs module

Application filesystem module referenced from the SHA2017 wiki.

Badge: SHA2017 Badge

Hack42 · retrieved 2026-05-15

WebUSB

WebUSB installer path referenced by Badge.Team-era install docs.

Badge: SHA2017 Badge

SHA2017 wiki · retrieved 2026-05-15

Badge/Documentation

Primary event-wiki source for hardware, software, WebUSB, appfs, driver, and production details.

Badge: SHA2017 Badge

media.ccc.de · retrieved 2026-05-15

SHA2017 Badge

Public badge talk listing Niek and Sebastius as speakers.

Badge: SHA2017 Badge