AT&T in the United States announced that it was hacked and a large number of users’ phone and text message records were stolen

This site reported on July 12 that AT&T announced on Friday local time that hackers had invaded a third-party cloud platform and obtained a large amount of customer data, including the phone numbers of cellular network and landline customers, as well as the number of customers between May 1, 2022 and Six months of call and text message records from October 31, 2022. In addition, some of the stolen data includes new records generated by a small, unspecified number of customers after January 2, 2023, as well as call records for customers of other carriers who rely on AT&T's network; some of these records include calls related to The base station identification number associated with the text message can be used to roughly determine the location from which the call or text message was sent. AT&T said the data did not include the content or timestamps of any calls or text messages, nor did it include any details such as Social Security numbers, dates of birth or other personally identifiable information.

AT&T said it became aware of the data breach on April 19 and confirmed the incident was not related to an earlier security incident in March.

The company said they do not currently believe the data has been made public and are continuing to work with law enforcement to identify and arrest those involved. As of this writing, AT&T confirmed that at least one person has been arrested.

Cybersecurity researchers from incident response company Mandiant said the hacking group is primarily based in the United States and that its members are primarily motivated by financial gain.

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