AT&T resets millions of customers’ passcodes after account info was leaked on the dark web

AT&T says 7.6 million present clients had been affected by a latest leak wherein delicate information was launched on the darkish internet, together with 65.4 million former account holders. TechCrunch first reported on Saturday morning that the corporate has reset the passcodes of all affected lively accounts, and AT&T confirmed the transfer in an replace printed on its support web page. The info set, which AT&T says “seems to be from 2019 or earlier,” contains names, dwelling addresses, cellphone numbers, dates of beginning and Social Safety numbers, in line with TechCrunch.

TechCrunch experiences that it alerted AT&T concerning the potential for the leaked information for use to entry clients accounts on Monday, after a safety researcher found that the information included simply decipherable encrypted passcodes. AT&T mentioned right this moment that it’s “launched a sturdy investigation supported by inside and exterior cybersecurity consultants.” The info appeared on the darkish internet about two weeks in the past, in line with AT&T.

It comes three years after a hacker often known as ShinyHunters claimed in 2021 that they’d obtained the account information of 73 million AT&T clients. AT&T on the time informed BleepingComputer that it had not suffered a breach and that samples of knowledge shared by the hacker on-line did “not seem to have come from our methods.” The corporate now says that “it isn’t but identified whether or not the info in these fields originated from AT&T or certainly one of its distributors.” To date, it “doesn’t have proof of unauthorized entry to its methods leading to exfiltration of the info set.”

AT&T says it’s going to attain out to each present and former account holders who’ve been affected by the leak. The corporate additionally says it’s going to supply credit score monitoring to these clients “the place relevant.”

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