March 30, 2024 at 11:06PM
AT&T disclosed that data pertaining to about 73 million current and former customers, including social security numbers, was revealed on the dark web. The telecom firm suspects the data dates back to 2019 or earlier, affecting around 7.6 million current account holders and 65.4 million former account holders. AT&T assured a thorough investigation and proactive communication with affected individuals.
From the meeting notes, it is clear that AT&T disclosed a data breach that exposed the personal information of approximately 73 million current and former customers. This includes social security numbers and other personal information. The breach is believed to have occurred in 2019 or earlier. The company is actively investigating the incident with internal and external cybersecurity teams and has stated that there is no evidence of unauthorized access resulting in data exfiltration. AT&T is proactively communicating with those affected and is offering credit monitoring at its expense where applicable. It’s worth noting that the company reassured that the incident has not had a material impact on its operations. This is in addition to a previous data breach in March 2023, where approximately 9 million wireless customers were affected due to a breach at a third-party vendor.