T-Cellular has been hacked… once more. 37 million prospects’ knowledge stolen • Graham Cluley | Raider Tech

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T-Mobile has been hacked... again.  37 million customer data stolen

Wi-fi community operator T-Cellular has suffered one other knowledge breach.

Based on a discover filed with the US Securities and Trade Fee (SEC), T-Cellular found on January 5, 2023 that hackers had exploited a weak spot within the firm’s API to steal knowledge.

T-Cellular’s preliminary investigation has discovered that hackers have stolen the small print of “roughly 37 million current postpaid and pay as you go buyer accounts.”

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Though the API didn’t grant entry to prospects’ social safety numbers, passwords, cost card particulars, and different monetary account data, it seems that numerous prospects have seen the next particulars uncovered:

  • Identify
  • Transport Deal with
  • E-mail
  • cellphone quantity
  • date of delivery
  • T-Cellular account quantity
  • data such because the variety of strains on the account and plan options

So it is excellent news that your cost data hasn’t been stolen, however the data you is now within the palms of hackers is unquestionably sufficient to tear off unsuspecting T-Cellular prospects.

We should not be in any respect shocked if scammers use data they’ve stolen from T-Cellular to ship convincing phishing messages, maybe posing as authentic communications from the telecommunications firm, with the intent of tricking unsuspecting recipients into sharing extra confidential data.

Based on T-Cellular, the attackers first exploited the affected API round November 25, 2022. Which means they may have been gathering knowledge on T-Cellular prospects for greater than a month earlier than their unauthorized entry was observed. licensed.

T-Cellular says it’s informing affected prospects of the info breach and has notified federal authorities and legislation enforcement.

I’ve final counted what number of instances T-Cellular knowledge has been breached; These are a number of the incidents I do know of:

August 2021 – T-Cellular warned that cybercriminals had accessed buyer names, driver’s license particulars, authorities identification numbers, Social Safety numbers, dates of delivery, T-Cellular pay as you go PINs, addresses and cellphone numbers. cellphone.

T-Cellular’s affirmation got here days after a hacker supplied on the market on an underground discussion board knowledge associated to what they claimed have been 100 million T-Cellular customers.

January 2021 – Hackers managed to entry buyer account data which will, within the phrases of T-Cellular, “have included the cellphone quantity, the variety of strains subscribed to in your account, and in some instances, data associated to calls collected as a part of the traditional operation of your wi-fi service.”

March 2020 – T-Cellular reveals that hackers broke into worker e-mail accounts and stole buyer account data.

November 2019 – T-Cellular confirmed that a couple of million pay as you go prospects have been affected by a breach during which hackers accessed their names, cellphone numbers, billing addresses, T-Cellular account numbers, and charge particulars. and plans.

August 2018 – Hackers stole particulars of two million T-Cellular prospects.


In 2021, T-Cellular “started a considerable multi-year funding working with main third-party cybersecurity consultants to enhance [its] cybersecurity capabilities and remodel [its] cybersecurity strategy.

The corporate says it has “made substantial progress to this point, and shield [its] buyer knowledge stays a high precedence.”

It is all fairly miserable, is not it? Here is an image of the T-Cellular retailer in Occasions Sq. to cheer you up.

T Mobile in Times Square

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Graham Cluley is an antivirus business veteran who has labored for varied safety corporations for the reason that early Nineties, when he wrote the primary model of Dr Solomon’s Anti-Virus Toolkit for Home windows. He’s now an impartial safety analyst, seems commonly within the media, and is a world public speaker on the subject of pc safety, hackers, and on-line privateness. Observe him on Twitter at @gcluleyin Mastodon in @[email protected]or ship him an e-mail.


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T-Mobile has been hacked… again. 37 million customers’ data stolen • Graham Cluley

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