Technology & Science

Coupang Discloses 33.7 Million-Account Breach, Triggers State Probe and Political Uproar

On 30 Nov–1 Dec 2025, Coupang admitted a breach that went undetected for 147 days and exposed personal data of almost two-thirds of South Koreans, spurring a joint government investigation and emergency parliamentary hearings.

By Underlines Team

Focusing Facts

  1. Attack window: 24 Jun – 18 Nov 2025 (147 days) before discovery, according to police and ministry statements.
  2. Ex-employee allegedly exploited an unre­voked server authentication key; Coupang’s internal docs show certain keys set to 5–10-year validity with no rotation.
  3. National Assembly summoned Coupang’s CEO and the Personal Information Protection Commission for questioning on 2 Dec 2025.

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Perspectives in this article

  • South Korean conservative media
  • South Korean progressive media
  • International business & tech outlets
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