Patent ID: 7882036

Claim:
A system for printing indicia on mailing items, such as envelopes, cards, or label media, having a on IBI Lite barcode, and validating indicia read from mailing items, said system comprising: a host computer system; a postal security device connected for data communication with said host computer system, said postal security device, having memory storing postage funds, for at least sending to said host computer system, in response to a request from said host computer system for postage for said mailing item, at least a unique code having a first plurality of bytes of data generated by the postal security device for a mailing item in accordance with postal security device (psd) data, said psd data representing all the data used by said postal security device to generate said code; said host computer system comprising a processor and a memory storing instructions that when executed causes the processor of the host computer system to perform at least the steps of extracting from said first plurality of bytes of data received from said postal security device a subset of bytes providing a second plurality of bytes of data, and producing print data representing at least a barcode representing at least part of said psd data, and said second plurality of bytes of data as part of said barcode; and another computer system for at least validating a read barcode of indicium comprising a processor and a memory storing instructions that when executed causes the processor of the another computer system to at least perform the steps of: generating another unique code having another one of said first plurality of bytes of data at least in accordance with at least part of the psd data of the read barcode, comparing a subset bytes of data of said another one of said first plurality of bytes of data to the second plurality of bytes of data of the read barcode, and validating the indicium having the read barcode in accordance with at least the results of said comparison.