Att Data Breach 2024 Social Security Number. At&t is notifying millions of current or former customers that their account data has been compromised and published last month on the dark web. At&t said international calls were not included in the stolen data, with the exception of calls to canada.

For example, if your social security number was exposed, you’ll want to order your free credit reports, and check for accounts you don’t recognize. At&t says more than 7.6 million current customers and 65 million former customers were affected by a data leak exposing social security numbers, passcodes, and other information.