So-called phone porting attacks are exposing a vulnerability that could be exploited against anybody with valuable emails or other digital files.
By Nathaniel Popper
Hackers have discovered that one of the most central elements of online security - the mobile phone number - is also one of the easiest to steal.
In a growing number of online attacks, hackers have been calling up Verizon, T-Mobile U.S., Sprint and AT&T and asking them to transfer control of a victim's phone number to a device under the control of the hackers.
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