Add-on dossier
20 badge puzzles and stated source release
A linkable lifecycle record for hardware expansions, app ecosystems, firmware upgrades, cases, radio parts, and post-event badge experiments.
Back to add-ons index
SAO maker writeup
dmoges writeup documenting a BSides Ballarat 2026 SAO made for the badge ecosystem, including six-pin SAO basics, pass-through connector design, WS2812B addressable RGB LED choice, KiCad schematic/design context, PCBWay production, and first-board testing.
Badge: BSides Ballarat 2026 Underground Badge
ctf developer reference
Organization credited on the BSides Ballarat page, alongside volunteers, for developing the conference CTF tied to the Underground badge fiction.
Badge: BSides Ballarat 2026 Underground Badge
event and badge page
Official event page documenting the February 28-March 1, 2026 Central Ballarat event, Underground interactive ESP32 badge, screen, controls, badge-to-badge communication, SAO support, limited BSides SAO, and CTF story.
Badge: BSides Ballarat 2026 Underground Badge
maker-space reference
Local hackerspace credited by the event page as the production context for Firnsy's badge work and beneficiary of limited SAO proceeds.
Badge: BSides Ballarat 2026 Underground Badge
post-event organizer update
March 24, 2026 first-hand organizer update confirming the CTF results and reporting that the conference badge had 20 puzzles and a full source-code release; the post's LinkedIn short-link target was not independently recovered in this pass.
Badge: BSides Ballarat 2026 Underground Badge
BSides Ballarat · retrieved 2026-05-15
Primary source for the February 28-March 1, 2026 date range, Emerging Technologies Hub venue, Underground interactive ESP32 badge, badge-to-badge communication, screen, controls, SAO support, limited BSides SAO, Firnsy/Ballarat Hackerspace credit, and Eurekative/volunteer CTF credit.
Badge: BSides Ballarat 2026 Underground Badge
Ballarat Hackerspace · retrieved 2026-05-15
Credited maker-space reference for the local hackerspace tied to badge production and SAO support context.
Badge: BSides Ballarat 2026 Underground Badge
Dr Paul Black · retrieved 2026-05-15
March 24, 2026 first-hand post-event update reporting final CTF results, more than 10 teams, five CTF challenges, 20 conference-badge puzzles, and a stated full source-code release. Its LinkedIn short link does not expose a canonical source archive in this pass.
Badge: BSides Ballarat 2026 Underground Badge
Eurekative · retrieved 2026-05-15
Credited CTF developer reference for the Underground badge story and challenge context.
Badge: BSides Ballarat 2026 Underground Badge
dmoges · retrieved 2026-05-15
First-hand maker source for a BSides Ballarat 2026 Simple Add-On built for the badge ecosystem, covering the six-pin SAO interface, WS2812B LED design, pass-through connector, KiCad and PCBWay workflow, Firnsy design review, and prototype-board completion.
Badge: BSides Ballarat 2026 Underground Badge