CPC H04M 1/66 (2013.01) [H04L 63/0823 (2013.01); H04L 63/18 (2013.01); H04M 3/4365 (2013.01)] | 20 Claims |
1. An apparatus, comprising:
one or more memory elements operable to store instruction; and
one or more processors operable to execute the instruction, such that the apparatus is configured to:
identify a phone number for an outgoing call from an electronic device;
request, via an out-of-band control channel, a digital certificate for the phone number;
receive, via the out-of-band control channel, the digital certificate for the phone number; and
based on a determination that the digital certificate for the phone number is authentic or not authentic, indicate on the electronic device whether the phone number is authentic or not authentic.
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