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Hidden trace and silkscreen puzzle

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

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DEF CON 24 Badge historical

physical challenge

DEF CON 24 solving notes used badge backs, hidden traces, common encoded text, badge-type-specific silkscreen strings, and visible printed codes as puzzle material.

Badge
DEF CON 24 Badge
Type
physical challenge
Status
historical
Compatibility
DEF CON 24 Badge
Source
https://degeneratemetric.wordpress.com/2016/08/10/defcon-24-badge-write-up/

Badge context

Related Resources

article

DEF CON 24 Konami badge report

Contemporary source documenting the skull badge, mini processor, buttons, printed codes, Konami Code behavior, 1o57 authorship, and media-server badge-contest files.

Badge: DEF CON 24 Badge

event page

DEF CON 24 event archive

Official DEF CON source for 2016 Paris/Bally's event context, badge contest forum link, Council of 9 badge walkthrough link, CD torrents, and black-badge references.

Badge: DEF CON 24 Badge

writeup

DEFCON 24 badge writeup

Technical challenge writeup documenting room keys, standee glyphs, hidden traces, silkscreen strings, Konami serial dump, lanyards, conference CD, and program equations.

Badge: DEF CON 24 Badge

Source trail

Evidence Sources

DEF CON · retrieved 2026-05-15

DEF CON 24 Hacking Conference

Official archive source for DEF CON 24 event context, badge contest forum link, Council of 9 badge walkthrough link, CD torrents, and black-badge material.

Badge: DEF CON 24 Badge

Degenerate Metric · retrieved 2026-05-15

Defcon 24 Badge write-up

Challenge writeup source for room keys, standee glyphs, hidden traces, badge silkscreen, serial strings, Konami unlock, lanyards, CD files, and program equations.

Badge: DEF CON 24 Badge

Wikimedia Commons · retrieved 2026-05-15

Defcon-24-badge-front.jpg

CC0 source image for Hanno Böck's original photograph of the DEF CON 24 press badge front side; used only for image provenance, not as a hardware-spec source.

Badge: DEF CON 24 Badge