January 9, 2020
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Verizon employs different security procedures when porting a telephone number to a special SIM card than the competitive carriers. This is often making SIM swapping attacks harder to perform against Verizon customers. Verizon has an excellent better solution: if your telephone number gets activated on a special device, and on a special SIM card, the corporate shuts down service. To do this work, Verizon monitors what IMEI—a unique number that identifies a cell phone—is linked to your telephone

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