| US 7,458,508 B1 | ||
| System and method for identity-based fraud detection | ||
| Xuhui Shao, San Diego, Calif. (US); Jianjun Xie, San Diego, Calif. (US); Tao Hong, San Diego, Calif. (US); and Allen Jost, San Diego, Calif. (US) | ||
| Assigned to ID Analytics, Inc., San Diego, Calif. (US) | ||
| Filed on Dec. 30, 2004, as Appl. No. 11/26,566. | ||
| Int. Cl. G06K 5/00 (2006.01) | ||
| U.S. Cl. 235—380 | 10 Claims |

| 1. A method for determining a likelihood of fraud associated with an input identity record, comprising:
receiving an identity record comprising identity related information, wherein the received identity record comprises fields
configured to store the identity related information, and wherein the fields form nodes;
retrieving identity records from a database of identity records generated from a plurality of identity records received from
a plurality of client institutions;
linking the received identity record with the retrieved identity records based on the identity related information, wherein
the plurality of linked identity records are stored as a graphical network, and wherein the graphical network comprises a
plurality of graphs defined by sets of nodes and sets of edges composed of pairs of nodes sharing a common characteristic;
evaluating the received identity record using the linked, retrieved identity records;
generating a fraud score indicative of the likelihood of fraud associated with the input identity record based on the evaluation
of the received identity record;
returning the fraud score to a client institution;
receiving updated identity related information from the client institution based on challenge response interrogations initiated
in response to the generated fraud score; and
providing enhanced indication of the likelihood of fraud associated with the input identity record.
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