AT&T investigating leak that dumped hundreds of thousands of shoppers’ knowledge on darkish internet

AT&T is investigating a leak earlier this month that dumped hundreds of thousands of shoppers’ knowledge, together with private data comparable to social safety numbers, on the darkish internet.

The corporate stated the leak occurred roughly two weeks in the past and it launched “a strong investigation supported by inside and exterior cybersecurity specialists.”

“Primarily based on our preliminary evaluation, the information set seems to be from 2019 or earlier,” AT&T stated in a press release Saturday.

It impacts about 7.6 million present clients and about 65.4 million former clients.

AT&T stated it’s trying into whether or not “the knowledge in these fields originated from AT&T or one among its distributors.” At the moment, the corporate doesn’t have proof of unauthorized entry to its techniques leading to exfiltration of the information set.

The telecommunications firm, some of the in style wi-fi carriers, stated it’s reaching out to the purchasers affected and has reset their passcodes. They’re additionally providing free credit score monitoring via Equifax, Experian, and TransUnion.

“As of as we speak, this incident has not had a fabric affect on AT&T’s operations,” the corporate stated.