World

South Korea fines Coupang $408m over biggest data leak in country’s history

Al Jazeera · 2026-06-11

AI SUMMARY

• What happened: South Korea's Personal Information Protection Commission fined e-commerce giant Coupang $408 million for a data breach that exposed the personal information of over 33 million customers, marking the largest data leak in the country's history. • Why it matters: The incident has raised significant concerns about data protection practices in South Korea and has drawn criticism from U.S. lawmakers, highlighting tensions between South Korean regulatory actions and American businesses. • What to watch next: Coupang plans to contest the fine in court, and the outcome could influence future data protection regulations and corporate accountability in South Korea and potentially affect international relations.

**South Korea Fines Coupang $408 Million Over Major Data Breach**

South Korea's Personal Information Protection Commission has imposed a record fine of $408 million on the e-commerce giant Coupang following a significant data breach that allegedly compromised the personal data of over 33 million customers. This incident is now regarded as the largest data leak in the country’s history, drawing considerable attention and criticism, particularly from U.S. lawmakers.

The breach, which was reported to have occurred due to inadequate safety measures within Coupang's systems, raised alarms about the company’s data protection protocols. Song Kyung-hee, chairperson of the privacy regulator, stated that the incident was not the result of sophisticated hacking, but rather a failure in management and security practices. “This accident occurred due to Coupang’s lack of safety measures and systems,” she noted during a briefing on Thursday.

In addition to the substantial fine, the commission criticized Coupang for its failure to notify affected individuals within the legally mandated 72-hour timeframe. Song emphasized that the delayed notifications deprived customers of the opportunity to take preventative actions against potential secondary harm resulting from the breach.

In response to the fine, Coupang issued an apology to the public and its customer base, acknowledging the concern caused by the incident. However, the company expressed disappointment that its efforts to mitigate secondary harm and its explanations regarding the breach were not adequately considered in the commission’s ruling. Coupang, which operates primarily in South Korea despite being headquartered in Seattle, indicated plans to contest the fine in court.

This fine surpasses the previous record of $88 million imposed on SK Telecom last year for a similar incident, marking a significant escalation in penalties for data breaches in South Korea. The investigation that led to the fine revealed that a former employee, identified as a Chinese national, had stolen a security key, which allowed unauthorized access to customer accounts.

The ramifications of the breach and the subsequent fine have extended beyond South Korea, straining relations with the United States. In April, nearly 100 South Korean lawmakers sent a letter expressing concerns about what they described as “undue pressure” from U.S. politicians regarding the investigation into Coupang. The letter followed accusations from U.S. Republican lawmakers who claimed that the scrutiny of the U.S.-listed company amounted to discriminatory regulatory actions against American businesses.

Coupang is a significant player in South Korea's logistics and e-commerce market, controlling approximately 40 percent of the logistics services in the country, according to Seoul-based IM Securities. The company has rapidly expanded its e-commerce services, heavily relying on vast customer data for its operations. However, the recent findings have raised serious questions about its ability to protect and manage that data effectively.

As the situation develops, the implications of this record fine and the ongoing scrutiny of Coupang's practices will likely continue to attract attention both domestically and internationally. The outcome of Coupang's planned legal challenge could have lasting effects on data protection regulations and corporate accountability in South Korea and beyond.

Source: Al Jazeera
RELATED NEWS

More Stories

All News
World

Knicks one win away from NBA title after record comeback against Spurs

• What happened: The New York Knicks staged a record comeback from 29 points down to defeat the San Antonio Spurs 107-106 in Game 4 of the NBA Finals, taking a ...

World

Bolivian farmers clash with police as ex-president vows resistance

• What happened: Farmers in La Paz, Bolivia, clashed with police while demanding the resignation of President Rodrigo Paz, with former president Evo Morales sup...

World

Latest news bulletin | June 11th, 2026 – Morning

• What happened: A series of significant news events occurred on June 11, 2026, including violent clashes in Belfast, missile strikes exchanged between the US a...

World

Funerals held after deadly Pakistani strikes in Afghanistan

• What happened: Pakistani airstrikes in eastern Afghanistan resulted in the deaths of 13 civilians, including 11 children, prompting large funerals for the vic...

World

Anti-immigrant protesters clash with police, torch car at Belfast rally

• What happened: Anti-immigrant protesters in Belfast clashed with police and set a car on fire during a rally, sparked by a viral video of a knife attack alleg...

World

One in 70 people worldwide is forcibly displaced: UNHCR

• What happened: The UNHCR reported that at least 117.8 million people worldwide are forcibly displaced, marking a 4% decrease in displacement for the first tim...