Add-on dossier

Non-electronic puzzle reality game

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 19 Badge historical

event challenge

The badge and surrounding event materials carried clues, hints, mini-puzzles, easter eggs, and the start of a weekend challenge rather than firmware or electronics.

Badge
DEF CON 19 Badge
Type
event challenge
Status
historical
Compatibility
DEF CON 19 Badge
Source
https://media.defcon.org/DEF%20CON%2019/DEF%20CON%2019%20program.pdf

Badge context

Related Resources

licensed talk video

Welcome & Making of the badge video

TIB AV-Portal recording with CC BY 3.0 license metadata, DEF CON publisher metadata, creators Jeff Moss and LosTboY, and talk-slide frames showing actual DEF CON 19 titanium badge variants.

Badge: DEF CON 19 Badge

official forum note

On the Defcon 19 Badge

DEF CON forum repost where LosT states the badge was not electronic and explains the security-token, curiosity, participation, and interaction goals.

Badge: DEF CON 19 Badge

program

DEF CON 19 program

Official program source for non-electronic badge rationale, titanium material, waterjet fabrication, kiln oxidation, role variants, clue surfaces, and Ryan 1o57 Clarke credit.

Badge: DEF CON 19 Badge

Source trail

Evidence Sources

DEF CON · retrieved 2026-05-15

DEF CON 19 program

Official program source for the non-electronic badge decision, titanium material, waterjet fabrication, kiln oxidation, variant secrecy, puzzle framing, and Ryan 1o57 Clarke authorship.

Badge: DEF CON 19 Badge

DEF CON Forums / LosT · retrieved 2026-05-15

On the Defcon 19 Badge

Primary forum source stating that the DEF CON 19 badge was not electronic and explaining badge goals around admission, curiosity, participation, and social interaction.

Badge: DEF CON 19 Badge

TIB AV-Portal / DEF CON · retrieved 2026-05-15

Welcome & Making of the badge

CC BY 3.0 licensed video source for the badge-making talk; a 00:18:26 frame is used only for image provenance after cropping to the talk-slide badge collage.

Badge: DEF CON 19 Badge