Ticketmaster Data Security Breach 2024. At&t said it learned of the data breach on april 19, and that it was unrelated to its earlier security incident in march. News of the breach came after a hacking group called shinyhunters claimed it had stolen user data of more than 500 million ticketmaster customers and demanded.

Notorious hacker group shinyhunters claimed to have stolen the personal data of 560 million ticketmaster customers. Ticketmaster’s parent company says it is investigating a possible data breach after a group of hackers claimed to have stolen the personal information of 560.