AT&T discloses leak of 73 million accounts to darkish internet

Info from 73 million present and former AT&T accounts seems to have been leaked onto the darkish internet, the communications firm stated Saturday.

The information set was launched about two weeks in the past onto the darkish internet, which can be utilized for criminality by nameless criminals. It might have included info comparable to Social Safety numbers, telephone numbers, electronic mail addresses, full names, dates of beginning and mailing addresses, based on AT&T’s be aware to prospects. The corporate stated it reset the passcodes of seven.6 million present prospects.

The corporate stated it’s investigating with the assistance of inside and outdoors cybersecurity specialists, and has not decided but if the information got here from AT&T or considered one of its distributors.

“At the moment, AT&T doesn’t have proof of unauthorized entry to its techniques leading to exfiltration of the information set,” the corporate stated in a press release.

The information seems to be from 2019 or earlier, and incorporates info from 7.6 million present AT&T account holders and about 65.4 million former account holders, AT&T stated.

The corporate stated it was notifying prospects whose knowledge was leaked and would pay for credit score monitoring when relevant.

Many high-profile firms have suffered knowledge breaches, together with each of AT&T’s greatest rivals. Verizon has seen a number of reviews of knowledge leaks through the years, and T-Cellular has had a minimum of eight incidents since 2018, together with a 2021 occasion by which hackers stole the information of hundreds of thousands of shoppers. This 12 months, a hack at a third-party firm might have uncovered the account info of American Specific cardholders.

AT&T was thrust right into a harsh highlight final month when an enormous cellphone outage affected greater than 1.7 million prospects and disrupted 911 companies in some states. The corporate stated it was attributable to a technical error, not a cyberattack.

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