AT&T probes data breach affecting millions of customers

AT&T announced on Saturday that it is investigating a major data breach involving the personal information of over 73 million current and former customer accounts.

The company said a data set containing records on approximately 7.6 million existing AT&T accounts and 65.4 million former accounts was released on the dark web.

According to AT&T's preliminary analysis, the compromised data appears to date back to 2019 or earlier. However, the company stated it...

2 April 2024 | AT&T

Russian hackers suspected of cyberattack exposing data of 40M citizens

A cyberattack targeting the UK Electoral Commission has exposed the data of up to 40 million citizens. British intelligence services have uncovered evidence linking the cyberattack to Russian hackers.

The attack, described as a "complex cyber attack," targeted the Electoral Commission's computer systems, gaining unauthorised access to sensitive information. The breach was not detected until 14 months after the initial intrusion, prompting questions about the organisation's...

9 August 2023 | Security

Hackers steal the data of millions of AT&T customers

A vendor hack has resulted in the data of millions of AT&T customers being stolen.

AT&T is sending emails to around nine million customers to alert them of the theft of their data.

The attackers did not breach AT&T directly but compromised the systems of a marketing vendor used by the US telecom giant.

All impacted users had CPNI (Customer Proprietary Network Information) stolen, including phone numbers, full names, and email addresses. A smaller...

13 March 2023 | AT&T

T-Mobile suffers another large data breach

Tens of millions of T-Mobile customers have had their details stolen in the operator’s latest data breach.

T-Mobile says it first identified malicious activity on 5 January 2023 and contained it within a day. However, the operator believes the hackers have been stealing data since 25 November 2022.

Around 37 million postpaid and prepaid customers are impacted by the breach. The hackers used an API to steal the information.

Customer data such as their name,...

20 January 2023 | Networks