How to Know If You Were Affected by the AT&T Breach and What to Do About It

Current and former AT&T customers may have had their personal information, including Social Security numbers, leaked on the dark web.

An AT&T sign hanging outside a store.
(Image credit: Getty Images)

AT&T has been hit by a data breach impacting 73 million current and former account holders, including personal information such as Social Security numbers, the telecommunications company recently disclosed.

Following a release of customer data on the dark web two weeks ago, AT&T launched an investigation and determined that the data was from 2019 or earlier and impacted 7.6 million current account holders and 65.4 million former account holders, AT&T said. 

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Joey Solitro
Contributor

Joey Solitro is a freelance financial journalist at Kiplinger with more than a decade of experience. A longtime equity analyst, Joey has covered a range of industries for media outlets including The Motley Fool, Seeking Alpha, Market Realist, and TipRanks. Joey holds a bachelor's degree in business administration.