Republic of Korea: Personal Information Protection Commission investigation into Coupang over data leak of customer and account information

Progress

Current status
under investigation
12 Jun 2026 under investigation
10 Jun 2026 under investigation
14 Jan 2026 under investigation
03 Dec 2025 under investigation
30 Nov 2025 under deliberation

Scope

Implementers
Republic of Korea
Policy Area
Data governance
Policy Instrument
Cybersecurity regulation
Regulated Economic Activity
platform intermediary: e-commerce
Government Branch
executive
Government Body
data protection authority
Implementation Level
national

Timeline of events

12 Jun 2026
under investigation

Personal Information Protection Commission resumed collective dispute mediation proceedings against Coupang over data breach

On 12 June 2026, the Personal Information Protection Commission resumed and consolidated two collective dispute mediation proceedings against Coupang, following the Commission's resolution on 10 June 2026 to impose a penalty and other sanctions agai…

Event type investigation
Action type interim ruling
Government branch executive
Government body data protection authority
10 Jun 2026
under investigation

Personal Information Protection Commission fined Coupang KRW 624 billion over data breach caused due to inadequate access controls

On 10 June 2026, the Personal Information Protection Commission imposed a fine of KRW 624.681 billion against Coupang over a data breach. It was highlighted that the fine of KRW 423.575 billion relates to a large-scale personal data breach affecting…

Event type investigation
Action type interim ruling
Government branch executive
Government body data protection authority
14 Jan 2026
under investigation

Personal Information Protection Commission issued order requiring Coupang to cease publishing results of self conduct data breach investigation

On 14 January 2026, the Personal Information Protection Commission issued an order requiring Coupang to cease publishing the results of its self-conducted breach investigation on its application (app) and website. The Commission determined that Coup…

Event type investigation
Action type interim ruling
Government branch executive
Government body data protection authority
03 Dec 2025
under investigation

Personal Information Protection Commission required Coupang to implement corrective notification, public disclosure, and strengthened mitigation measures following investigation into data leak

On 3 December 2025, the Personal Information Protection Commission (PIPC) convened an emergency full Commission meeting and required Coupang to implement corrective notification, public disclosure, and strengthened mitigation measures following its …

Event type investigation
Action type interim ruling
Government branch executive
Government body data protection authority
30 Nov 2025
under deliberation

Personal Information Protection Commission announced investigation into Coupang over data leak of customer and account information

On 30 November 2025, the Personal Information Protection Commission (PIPC) announced an investigation into Coupang, an e-commerce platform, over a data leak of customer and account information. The PIPC first received notice of data leaks on 20 Nove…

Event type investigation
Action type announcement
Government branch executive
Government body data protection authority