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Defusing a Bomb Through Trigger Bypasses and Sensors

ID: 0f10d6dd-5884-587e-b456-1e1abf550caf

STIX ID: report--0f10d6dd-5884-587e-b456-1e1abf550caf

Feed Name: Black Hills Infosec Blog

Date Published: 2017-08-24

Date Updated: 2026-04-27

Author: BHIS

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This post recounts how a team successfully defused DEF CON’s Tamper Resistant Village “The Box” challenge by starting early, iterating quickly, using truth tables, and collaborating with other contestants; it details the minimal toolset (magnets, tape, shims, endoscope, pickup tool) and precise techniques to bypass a magnetic lid sensor, internal panel trigger, deceptive switch panel and circuit breaker traps, a tilt-sensitive canister, and a lock-box with a light sensor, culminating in coordinating five pressure sensors simultaneously, and concludes with lessons on verification, tool sharing, and line organization.

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