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AT&T Now Lets Customers Lock Down Account To Prevent SIM Swapping Attacks

Tuesday July 1, 2025. 10:00 PM , from Slashdot
AT&T Now Lets Customers Lock Down Account To Prevent SIM Swapping Attacks
AT&T has launched a new Account Lock feature designed to protect customers from SIM swapping attacks. The security tool, available through the myAT&T app, prevents unauthorized changes to customer accounts including phone number transfers, SIM card changes, billing information updates, device upgrades, and modifications to authorized users.

SIM swapping attacks occur when criminals obtain a victim's phone number through social engineering techniques, then intercept messages and calls to access two-factor authentication codes for sensitive accounts. The attacks have become increasingly common in recent years. AT&T began gradually rolling out Account Lock earlier this year, joining T-Mobile, Verizon, and Google Fi, which already offer similar fraud prevention features.

Read more of this story at Slashdot.
https://tech.slashdot.org/story/25/07/01/181213/att-now-lets-customers-lock-down-account-to-prevent-...

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