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South Korea hits Coupang with $400M+ fine for data breach that affected millions: South Korean authorities issued the record-breaking fine following a data ...
techcrunch.com/2026/06/11/south-korea-hits-coupang-with-400m-fine-for-data-breach-that-affected-millions/
Key FactsSouth Korea Imposes Largest Fine on Coupang
Jun 11, 2026 · Reading time: ~45 sec.
Summary created with AI assistance · Source: reuters.com
Summary created with AI assistance · Source: reuters.com
- South Korea fined Coupang 625 billion won for a major customer data leak and unauthorized data collection.
- Over 33 million customers’ personal information was exposed, and the breach was not detected within the required 72 hours.
- The penalty represents 1.4% of Coupang’s estimated 2025 revenue of 45 trillion won.
- The investigation identified insufficient security measures and illegal collection of online data from approximately 11 million customers without consent.
This accident occurred due to Coupang's lack of safety measures and systems, not sophisticated hacking.— Song Kyung-hee, chairperson of the Personal Information Protection Commission, told a briefing on Thursday.

Coupang announces $1.18 billion compensation to South Korean users for data leak: South Korean e-commerce company Coupang announced on Monday a compensation ...
reuters.com/world/asia-pacific/coupang-announces-118-billion-compensation-south-korea-users-data-leak-2025-12-29/

Coupang founder Kim Bom apologises for data leak, pledges compensation: Online retailer Coupang's founder Kim Bom apologised for the first time for a recent leak ...
reuters.com/world/asia-pacific/coupang-founder-kim-bom-apologises-data-leak-pledges-compensation-2025-12-28/

Coupang CEO faces legal action for skipping South Korean hearing on data breach: The billionaire founder of South Korea's Coupang failed to appear before a ...
reuters.com/world/asia-pacific/coupang-ceo-fails-appear-south-korean-parliamentary-hearing-data-breach-2025-12-17/

Lee calls for tougher penalties as Coupang privacy breach scandal deepens: President Lee Jae Myung on Friday called for tougher penalties on companies that ...
koreatimes.co.kr/southkorea/politics/20251212/lee-calls-for-tougher-penalties-says-firms-should-fear-collapse-after-privacy-breaches-as-coupang-scandal-deepens

Coupang CEO resigns after online retailer hit by massive data breach: South Korea's biggest online retailer Coupang said on Wednesday that CEO Park Dae-jun has ...
reuters.com/world/asia-pacific/coupang-ceo-resigns-after-online-retailer-hit-by-massive-data-breach-2025-12-10/

LG Uplus call breach puts on-device AI security claims under scrutiny: LG Uplus is facing mounting questions over the security architecture of its artificial ...
koreatimes.co.kr/business/tech-science/20251210/lg-uplus-call-breach-puts-on-device-ai-security-claims-under-scrutiny

Coupang faces class-action lawsuits in US: Coupang, the nation’s largest e-commerce platform operator, is facing class action lawsuits in the United States ...
koreatimes.co.kr/business/companies/20251208/coupang-faces-class-action-lawsuits-in-us

Firms stick to bare-minimum data breach insurance despite major leaks: A series of recent hacking incidents at major companies such as Coupang and SK Telecom has ...
koreatimes.co.kr/business/companies/20251208/firms-stick-to-bare-minimum-data-breach-insurance-despite-major-leaks

Coupang issues revised notice citing 'data breach,' says no signs of secondary damage
en.yna.co.kr/view/AEN20251207001200320

Call data of 36 users on LG Uplus' AI call app leaked: South Korea's telecommunications provider LG Uplus said Saturday it reported to authorities that call data ...
koreatimes.co.kr/business/companies/20251206/call-data-of-36-users-on-lg-uplus-ai-call-app-leaked

Coupang compensation may rise to $11.4 bil., lawmakers consider stronger legal penalties
koreatimes.co.kr/business/companies/20251205/coupang-compensation-may-rise-to-114-bil-lawmakers-consider-stronger-legal-penalties

South Korea's Lee calls for tougher penalties after Coupang data breach: South Korean President Lee Jae Myung on Tuesday called for increased penalties for ...
reuters.com/sustainability/boards-policy-regulation/south-koreas-lee-calls-tougher-penalties-after-coupang-data-breach-2025-12-02/
Key FactsSouth Korean Police Investigate Coupang Data Breach
Dec 1, 2025 · Reading time: ~45 sec.
Summary created with AI assistance · Source: reuters.com
Summary created with AI assistance · Source: reuters.com
- South Korean police said they were tracing IP addresses and examining possible technical vulnerabilities at Coupang.
- The breach is believed to have begun through overseas servers on June 24, but Coupang did not discover the problem until November 18.
- Coupang said names, email and shipping addresses, phone numbers and certain order histories were exposed, while payment details and login credentials were not.
- Broadcaster JTBC reported that Coupang’s internal inquiry suspected a Chinese former employee; lawmaker Choi Min-hee said an authentication key that remained active after the contract ended was used for access, while police and Coupang declined to comment on possible suspects.
the perpetrator had "abused authentication vulnerabilities" in Coupang's servers.— South Korea's Science Minister Bae Kyung-hoon said on Sunday that the perpetrator had "abused authentication vulnerabilities" in Coupang's servers, and that authorities would be investigating whether the company violated rules regarding the protection of personal information.

Coupang's market dominance remains unshaken after data breach: analysts: Coupang's massive data breach is expected to have only a limited impact on the number of ...
koreatimes.co.kr/business/companies/20251203/coupangs-market-dominance-remains-unshaken-after-data-breach-analysts

South Korea's mobile carrier KT accused of concealing major malware infection, faces probe over customer data breach
koreatimes.co.kr/business/companies/20251106/kt-accused-of-concealing-major-malware-infection-faces-probe-over-customer-data-breach

Gov’t to gain wider powers to probe cybersecurity breaches: The Korean government plans to expand its authority over cybersecurity investigations ...
koreatimes.co.kr/southkorea/law-crime/20251022/govt-to-gain-wider-powers-to-probe-cybersecurity-breaches

KT apologizes for mobile payment fraud cases: Mobile carrier KT on Thursday apologized to its users over a string of unauthorized mobile payment fraud cases that ...
koreatimes.co.kr/business/tech-science/20250911/kt-apologizes-for-mobile-payment-fraud-cases

Dior Fined By China’s Cybersecurity Authority For Sending Consumer Data Overseas: An investigation following a May data breach found that Dior violated consumer ...
wwd.com/business-news/legal/dior-fined-by-chinas-cybersecurity-authority-1238126101/

SK Telecom walloped with $97M fine after schoolkid security blunders let attackers run riot
theregister.com/2025/08/28/sk_telecom_regulator_fine/
Kakao protests record $11 mil. fine for data leak : Kakao is threatening to file lawsuits against the government’s 15.1 billion won ($11 million) fine for its ...
koreatimes.co.kr/www/tech/2024/05/133_375228.html
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