Patent ID: 7500599

Claim:
A method of processing financial transactions, the method comprising: acquiring transaction information associated with one or more financial transactions associated with an entity; identifying one or more validation errors in the transaction information wherein the validation errors comprise at least one of the group consisting of amount mismatch, fraudulent endorsement, magnetic ink not detected, altered magnetic ink recognition number, altered payee, negotiable instrument identified as stolen, negotiable instrument identified as stop pay, negotiable instrument identified as already cashed, Mod 10 validation failure credit header validation failure, negotiable instrument type mismatch, postdated negotiable instrument, negotiable instrument date mismatch, and negotiable instrument does not exist in positive pay file; calculating a suspicious activity score based at least in part on the validation errors such that the suspicious activity score is indicative of a level of suspicion associated with the one or more financial transactions performed by the entity; and authorizing the current financial transaction based at least in part on whether the one or more validation errors are acceptable.