CoinMarketCap

In 2021, CoinMarketCap experienced a major data leak that exposed the personal information of over 3 million users. The leak included sensitive data such as email addresses, which were reportedly used by malicious actors for phishing attacks.

The leak was a significant breach of security and raised concerns about the safety of user data on cryptocurrency platforms. CoinMarketCap responded to the incident by implementing additional security measures and apologizing to affected users. However, the leak has had a lasting impact on the reputation of the company and highlighted the importance of data security in the cryptocurrency industry.