Add-on dossier

ESP32 Wi-Fi/Bluetooth badge core

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

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microcontroller and radio

The TechMaker writeup says the team chose a platform with Wi-Fi and Bluetooth, and the public firmware archive preserves an ESP-IDF project for the NoNameBadge.

Badge
NoNameCon 2019 NoNameBadge
Type
microcontroller and radio
Status
source-backed
Compatibility
NoNameCon 2019 NoNameBadge
Source
https://blog.techmaker.ua/posts/nonamecon-badge-2019/

Badge context

Related Resources

badge-team writeup

NoNameBadge 2019 making-of

TechMaker badge-team post documenting the Ukrainian NoNameCon hardware badge budget, ESP32 platform choice, prototypes, production batch, assembly workflow, firmware/CTF story, solved counts, and post-event reset update.

Badge: NoNameCon 2019 NoNameBadge

Source trail

Evidence Sources

Coders in UA / GitLab · retrieved 2026-05-15

NoNameBadge 2019 CTF

Public collaborative write-up source for the badge CTF areas, instruction-page link, leaderboard link, and post-event challenge reconstruction.

Badge: NoNameCon 2019 NoNameBadge