2011 7k7k.com Data Breach: What Happened to 9 Million Chinese Gamers?

In early 2011, 7k7k.com—a popular Chinese online gaming and entertainment platform—suffered a major data breach that impacted millions of its users. Attackers were able to access and leak a large trove of sensitive account information, exposing about 9.1 million individuals. The leaked data included users’ email addresses, usernames, and passwords, with the credentials reportedly stored without encryption. This event highlighted data privacy risks for one of China’s largest casual gaming communities at the time.

What Information Was Leaked in the 7k7k.com Breach?

The breach compromised two main pieces of personal information: users’ email addresses and account passwords. With passwords left in plain text, the exposed data posed a particular risk for affected users—especially for those who reused the same password across different sites and services. The combination of email and password information could also leave individuals open to phishing attempts or unauthorized access elsewhere.

How Many Were Affected by the 7k7k.com Breach?

Estimates suggest that around 9.1 million users were directly impacted by this breach. However, leaked archives contain account entries totaling just under 15 million records, a testament to the platform’s size and popularity in the early 2010s. This makes the 7k7k.com breach one of the most significant data leaks in the Chinese gaming sector during that era.

Timeline: When Did the 7k7k.com Data Breach Occur?

The breach reportedly occurred in January 2011. Soon after, news of the leaked records began circulating within underground communities and on data-trading forums. While there were initial questions surrounding the authenticity and full scope of the leaked data, it has since been regarded as a legitimate compromise affecting real user accounts from 7k7k.com.

What Led to the 7k7k.com Data Leak?

While specific technical details about how attackers breached 7k7k.com have not been publicly confirmed, it is clear the incident involved extraction of user database records—where credentials were stored unencrypted. The ease with which attackers accessed and extracted this high volume of information led to concerns about security practices among entertainment platforms of the time.

Frequently Asked Questions

What happened in the 7k7k.com data breach?

In January 2011, attackers breached the 7k7k.com gaming platform, accessing and leaking user email addresses and passwords—affecting millions of accounts.

How many users were affected by the 7k7k.com breach?

About 9.1 million people had their data exposed, although leaked datasets contain as many as 15 million user records from 7k7k.com accounts.

What type of data was exposed in the 7k7k.com data breach?

The attackers leaked users’ email addresses and passwords. Account credentials were reportedly stored in plain text, making the exposure particularly sensitive.

Who was behind the 7k7k.com data breach?

The exact identity of the attackers has not been publicly disclosed. The incident was part of a wider trend of data breaches in gaming and entertainment platforms in that period.

How can I check if I'm in the 7k7k.com breach?

You can check if your information was part of the 7k7k.com breach by utilizing the DeHashed search engine.