| CPC H04L 63/0853 (2013.01) [H04L 63/126 (2013.01)] | 20 Claims |

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1. A computer-implemented method, comprising:
detecting, via a first short-range communication antenna of a mobile device, one or more communications with a contactless card based on the contactless card coming within communication range of the first short-range communication antenna of the mobile device;
detecting, via a second short-range communication antenna of the mobile device, one or more different communications with the contactless card based on the contactless card coming within communication range of the second short-range communication antenna of the mobile device, wherein the first short-range communication antenna and the second short-range communication antenna are different antennas;
determining, by a processor of the mobile device, a pattern in the one or more communication and the one or more different communications;
determining, by the processor, that the pattern matches a verified pattern; and
enabling, by the processor, an operation to execute in response to the pattern matching the verified pattern.
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