T-Mobile: hackers stole the data of 37 million customers of the telecommunications giant

T Mobileone of the largest telecommunications companies in United States of America and the whole world announced that once again it was the victim of a massive attack by hackers. The company indicated that these cybercriminals managed to gain access to the information of 37 million of its customers, including both prepaid and postpaid lines.

In a statement submitted last Thursday, January 19, before Security and Exchange Commission from United States of America, the company indicated that it has already begun the process of notifying all of its users affected by a major security breach. This new hack will be the second notable attack. T Mobile in less than two years.

Massive attack status on T-Mobile

In its report, the company emphasizes that the positive aspect of this situation is that customers’ sensitive financial information, such as credit cards and social security numbers, was not stolen during the attack. According to T Mobilecybercriminals could only access account data such as names, billing addresses, emails, phone numbers, dates of birth, and specific phone line details.

Despite this, there is too much data stolen by cybercriminals, and customers T Mobile they should be aware that their personal information may be there. The hackers apparently managed to steal the data through the Uniform Application Programming Interface (API), software that allows multiple programs to communicate with each other. The criminals gained access to API with T-Mobile without authorization.

The telecom company said it discovered the leak on Jan. 5 and stopped the malicious activity in less than a day with the help of external cybersecurity support. However, by that time the gap had already existed for more than a month. The company believes that hackers first penetrated API affected around November 25, 2022 “Currently, malicious activity appears to be fully contained”noted T-Mobile in its report.

Losing Streak for T-Mobile

As already stated, this is the second major attack he has faced. T Mobile in the last few years. The first occurred in August 2021, when the firm acknowledged a data breach that affected at least 48 million customers. However, a subsequent class action lawsuit claimed that it was actually 76 million, with cybercriminals confirming that the number was closer to 100 million.

This cyber attack caused T Mobile to pay compensation in the amount of $500 million, of which $350 million will go to affected customers, and the remaining $150 million will be used to improve the company’s digital security.

“In 2021, we began a significant multi-year investment, working with leading third-party cybersecurity experts to expand our cybersecurity capabilities and change the way we approach cybersecurity. cyber security. We have made significant progress to date and protecting our customers’ data remains a top priority. We will continue to invest heavily in strengthening our cybersecurity program.”specified T Mobile in a statement this week.

Before these two attacks T Mobile it also had data breaches in 2020, 2019, 2018 and 2015.

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