Abraham Jewett  |  March 28, 2024

Category: Data Breach
Close up of AT&T signage, representing the AT&T data dump.
(Photo Credit: Steelhead1/Shutterstock)

AT&T data breach overview: 

  • Who: A hacker released around 73 million AT&T customers’ personal data nearly three years after claiming to have stolen it. 
  • Why: The dataset includes names, home addresses, phone numbers, Social Security numbers and birthdates. 
  • Where: The AT&T data breach affects consumers nationwide.

A hacker leaked around 73 million AT&T customers’ personal information nearly three years after claiming the theft.

The leaked dataset includes names, home addresses, phone numbers, Social Security numbers and birthdates, TechCrunch reports. AT&T maintains the customer data did not come from its systems, echoing claims it made in 2021. 

The hacker released only a small amount of the stolen customer data at the time of the alleged breach, according to TechCrunch, which reports the small sample size made it difficult to verify the authenticity of the incident. 

Outside source confirms leaked info’s accuracy

Troy Hunt of Have I Been Pwned, a data breach notification site, concludes the leaked data is authentic after speaking with AT&T customers who confirmed the records’ accuracy, TechCrunch says. 

“The forum this was posted to isn’t within the shady underbelly of a Tor hidden service,” Hunt writes. “It’s out there in plain sight on a public forum easily accessed by a normal web browser. And the data is real.” 

While AT&T has not said how the hacker obtained the information, Hunt says the data may have come from a third-party processor or another unrelated entity.

In March 2023, AT&T notified around 9 million individuals about a customer data breach it says exposed their first names, email addresses, wireless phone numbers and wireless account numbers. 

AT&T attributed the data breach to a hacking event it says a hacker carried out against one of its vendors in January 2023, while similarly maintaining its systems were not compromised during the incident. 

Have you been affected by the data breach? Let us know in the comments.


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1,155 thoughts on73M AT&T customers’ data leaked online

  1. Gary Hooyman says:

    Yes , we were contacted. ..

  2. Richard Scardina says:

    Chase Bank just alerted me that my SS # compromised and it was because of AT&T it came up in my alerts !!

    1. Tiwanna L Foreman says:

      Yes I received a notice that my password was changed due to being hacked.. add me please

  3. Scot Lewis says:

    I recently received an e-mail from AT&T stating that, “after a thorough assessment, AT&T has determined that some of [my] personal information was compromised.”

  4. John says:

    I knew that something was wrong when I started seeing stuff that I didn’t do on my credit report and started getting more spam calls. I have changed my phone number and email address several times trying to stop it.

    1. regina huling says:

      add me

  5. Quinline Olukoya says:

    My Information has been leaked in the ATT Data Breach.

  6. TONIA CUMINGS says:

    add me my information was stolen

  7. Cheryl Hawkins says:

    Add me. I was with them forever. I have stopped 4 attempted hacked information that tried to buy hundreds of dollars at each paying for credit checks does nothing

  8. Rena Massie says:

    I have been a customer thru Uverse (roughly 2011)
    Thru present( 2024) please add me. Also have 65%~85% documents to verify for time period listed above

  9. Ms. T. Anderson says:

    Been with AT&T since 2002 just got my notice my information was stolen now doing all this legwork to ensure nothing is opened under my information. Add me!!

  10. Ila Witt says:

    Please add me. I was a customer for many years.

    1. Marcia Robinson says:

      All my information was stolen

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