AT&T Data Breach Exposes >70 Million Accounts

July 17, 2024

INCIDENT

In March 2024, AT&T said it was investigating a possible data breach after personal data from more than 70 million current and former customers was discovered on the dark web.

Based on a preliminary analysis, the company said the data set appeared to be from 2019 or earlier and impacts approximately 7.6 million current AT&T account holders and approximately 65.4 million former account holders.

Incident Date

March 16, 2024

Estimated Cost

>70 million accounts exposed

Victims

Type of Malware

No Malware identified

Threat Source

No threat source identified