Patent ID: 11861626
Assignee: CAPITAL ONE SERVICES, LLC
Field: IT methods for management (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 11:
12. A system, comprising:
one or more processors; and
memory storing instructions that, when executed by the one or more processors, cause the system to:
receive, by a server and from a mobile device, an identification of a transaction card and first data associated with a first plurality of signals, wherein the first plurality of signals are transmitted by one or more first devices in physical proximity to the transaction card and detected by the transaction card via a periodic scan;
store, as a profile associated with the transaction card, the one or more first devices;
receive, by the server and from a point-of-sale (POS) terminal at a time of an attempted transaction, the identification of the transaction card and second data associated with a second plurality of signals, wherein the second plurality of signals are transmitted by one or more second devices in physical proximity to the transaction card and detected by the transaction card at the time of the attempted transaction;
determine, by the server, whether the one or more second devices comprise a subset of the one or more first devices;
generate, by the server and based on a determination that the one or more second devices do not comprise the subset of the one or more first devices, a message that the attempted transaction is unauthorized; and
send, to the POS terminal, the message that the attempted transaction is unauthorized.