AT&T Extends Deadline for Data Breach Settlement Claims

The deadline for 51 million affected customers to claim compensation from two massive data leaks is now Dec. 18.

The clock is still ticking to file a claim in the $177 million AT&T data breach class action settlement, as the deadline has been extended by two weeks.

The settlement stems from two data breaches that exposed tens of millions of customers’ information to the dark web. The first incident, publicly disclosed on Mar. 30, 2024, involved a compromised dataset dating back to 2019 or earlier that contained highly sensitive information, including Social Security numbers, addresses, and passcodes. The second incident, disclosed on Jul. 12, 2024, involved the illegal downloading of customers’ call and text records from a third-party cloud platform.

The class action lawsuit culminated in a Consolidated Class Action Complaint filed on May 30, 2025, alleging that AT&T failed to adequately safeguard customer data and to take reasonable steps to prevent both breaches. Plaintiffs argued that insufficient security controls allowed attackers ...