Stamp testing and monitoring

A method for detection of fraudulent postage indicia such as a stamp or permit marking includes an initial step of introducing a mail piece for processing on an automated facing and canceling machine and imaging the mail piece as it is being processed on the automated facing and canceling machine, which image includes an image of the postage indicia. The image is analyzed according to predetermined criteria stored in a database to determine if the postage indicia meets the predetermined criteria and therefore has an enhanced probability of being valid. If the analysis is step results in a determination that the postage indicia as an enhanced probability of being invalid, then the method involved determining that the information corresponds to counterfeit postage indicia; and storing the resulting information and decision in the database.