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Taiwan High-Speed Rail Emergency Braking Hack: How a Student Stopped the Trains and Exposed a Major Security Gap

ID: 06fdd03d-38ed-5892-9f3c-c5750bc7fb01

STIX ID: report--06fdd03d-38ed-5892-9f3c-c5750bc7fb01

Feed Name: Security Affairs

Threat Score
70/100

Date Published: 2026-05-06

Date Updated: 2026-05-07

Author: Pierluigi Paganini

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A 23-year-old student exploited static TETRA radio parameters using consumer SDR equipment to spoof emergency signals and stop four Taiwan High-Speed Rail trains for about 48 minutes, exposing long-standing communication security weaknesses and prompting legal action and calls for systemic hardening.

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