AT&T Addresses Recent Data Set Released on the Dark Web

Rhea-AI Summary

AT&T is investigating a data breach where data-specific fields were found on the dark web, impacting 7.6 million current account holders and 65.4 million former account holders. The data set is from 2019 or earlier. AT&T is conducting a thorough investigation with cybersecurity experts and offering credit monitoring to affected customers.

DALLAS, March 30, 2024 /PRNewswire/ -- AT&T* has determined that AT&T data-specific fields were contained in a data set released on the dark web approximately two weeks ago. While AT&T has made this determination, it is not yet known whether the data in those fields originated from AT&T or one of its vendors. With respect to the balance of the data set, which includes personal information such as social security numbers, the source of the data is still being assessed.

AT&T has launched a robust investigation supported by internal and external cybersecurity experts. Based on our preliminary analysis, the data set appears to be from 2019 or earlier, impacting approximately 7.6 million current AT&T account holders and approximately 65.4 million former account holders.

Currently, AT&T does not have evidence of unauthorized access to its systems resulting in exfiltration of the data set. The company is communicating proactively with those impacted and will be offering credit monitoring at our expense where applicable. We encourage current and former customers with questions to visit www.att.com/accountsafety for more information.

As of today, this incident has not had a material impact on AT&T's operations. 

*About AT&T

We help more than 100 million U.S. families, friends and neighbors, plus nearly 2.5 million businesses, connect to greater possibility. From the first phone call 140+ years ago to our 5G wireless and multi-gig internet offerings today, we @ATT innovate to improve lives. For more information about AT&T Inc. (NYSE: T), please visit us at about.att.com. Investors can learn more at investors.att.com. 

© 2024 AT&T Intellectual Property. All rights reserved. AT&T and the Globe logo are registered trademarks of AT&T Intellectual Property.

 

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SOURCE AT&T

FAQ

What is the latest data breach incident involving AT&T?

AT&T is investigating a data breach where data-specific fields were found on the dark web.

How many current AT&T account holders are impacted by the data breach?

Approximately 7.6 million current AT&T account holders are impacted.

How many former AT&T account holders are affected by the data breach?

Approximately 65.4 million former AT&T account holders are affected.

Is the data breach impacting only recent data?

No, the data set appears to be from 2019 or earlier.

What steps is AT&T taking to address the data breach?

AT&T has launched an investigation with internal and external cybersecurity experts and is offering credit monitoring to affected customers.

Is there evidence of unauthorized access to AT&T systems resulting in data exfiltration?

As of now, AT&T does not have evidence of unauthorized access to its systems resulting in data exfiltration.

How can current and former AT&T customers get more information about the data breach?

Current and former customers can visit www.att.com/accountsafety for more information.

Has the data breach had a material impact on AT&T's operations?

As of today, the data breach has not had a material impact on AT&T's operations.