AT&T says personal data from 73 million current and former account holders leaked onto dark web | CNN Business
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Summary
AT&T is investigating a data leak that exposed personal information of 73 million current and former customers on the dark web. The leak, which includes Social Security numbers but not financial information or call details, is believed to be from 2019 or earlier, affecting around 7.6 million current and 65.4 million former account holders. Although it's unclear whether the data came directly from AT&T or a vendor, there's no evidence yet of unauthorized system access. The company is contacting affected customers to change their passcodes and is offering credit monitoring services. This incident comes after AT&T was previously alerted about a potential leak two weeks prior, asserting at the time that their systems had not been compromised and the data might be from an earlier shared dataset.