AT&T
SIM swapping is a popular type of fraud in which someone transfers your mobile number to a SIM in their own device. By intercepting any messages or phone calls sent to you, they're able to access your two-factor authentication codes and other sensitive information. Now, AT&T is offering customers a way to combat this kind of crime.
Available starting today, Wireless Account Lock is an option for AT&T subscribers with postpaid or prepaid wireless accounts. Simply by turning on a switch in the myAT&T app, you can enable Account Lock to prevent unauthorized changes to your account and phone lines.
Also: Your Android phone is getting a big security upgrade for free - here's what's new
Wireless Account Lock prevents a variety of actions, including:
Upgrading your device to a new one
Changing a SIM card or eSIM
Changing a phone number
Transferring a phone number to a different device
Changing your billing information
... continue reading