Category Archives: t-mobile

T-Mobile Employee Made Unauthorized ‘SIM Swap’ to Steal Instagram Account

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T-Mobile is investigating a retail store employee who allegedly made unauthorized changes to a subscriber’s account in an elaborate scheme to steal the customer’s three-letter Instagram username. The modifications, which could have let the rogue employee empty bank accounts associated with the targeted T-Mobile subscriber, were made even though the victim customer already had taken steps recommended by the mobile carrier to help minimize the risks of account takeover. Here’s what happened, and some tips on how you can protect yourself from a similar fate. Continue reading T-Mobile Employee Made Unauthorized ‘SIM Swap’ to Steal Instagram Account→

Tracking Firm LocationSmart Leaked Location Data for Customers of All Major U.S. Mobile Carriers in Real Time Via Its Web Site

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LocationSmart, a U.S. based company that acts as an aggregator of real-time data about the precise location of mobile phone devices, has been leaking this information to anyone via a buggy component of its Web site — without the need for any password or other form of authentication or authorization — KrebsOnSecurity has learned. The company took the vulnerable service offline early this afternoon after being contacted by KrebsOnSecurity, which verified that it could be used to reveal the location of any AT&T, Sprint, T-Mobile or Verizon phone in the United States to an accuracy of within a few hundred yards. Continue reading Tracking Firm LocationSmart Leaked Location Data for Customers of All Major U.S. Mobile Carriers in Real Time Via Its Web Site→

Smashing Security #073: Rick Astley: Never gonna hack you up

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Politician admits to hacking a rival’s website, T-Mobile Austria ends up in a Twitter security storm, and siren systems are hit by a Rick Astley attack.
All this and much much more is discussed in the latest edition of the “Smashing Security” podcast b… Continue reading Smashing Security #073: Rick Astley: Never gonna hack you up→

Your Phone’s Betrayal

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Look at your phone and ask yourself, do you rely on that tiny device for your business dealings? Your important family notifications? Your link to the outside world? If the answer to any of these is “yes” then it is critical you be aware of… Continue reading Your Phone’s Betrayal→

How to Fight Mobile Number Port-out Scams

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T-Mobile, AT&T and other mobile carriers are reminding customers to take advantage of free services that can block identity thieves from easily “porting” your mobile number out to another provider, which allows crooks to intercept your calls and messages while your phone goes dark. Tips for minimizing the risk of number porting fraud are available below for customers of all four major mobile providers, including Sprint and Verizon. Continue reading How to Fight Mobile Number Port-out Scams→