Patent ID: 7908217
Filing Date: 2011-03-15
Classification: G07B

Abstract:
1. A method for providing a series of indicia, each of the series of indicia including a digital signature, the method comprising: receiving, by the processing device, initialization data for a first indicium of the series of indicia; calculating, by the processing device, a portion of the digital signature for the first indicium; performing, by the processing device, a debiting operation for funds associated with a postage value of the first indicium; completing, by the processing device, the digital signature for the first indicium using data generated in the debiting operation; before initialization data for a second indicium of the series of indicia is received, calculating, by the processing device, a portion of the digital signature for a second indicium of the series of indicia; receiving, by the processing device, the initialization data for a second indicium of the series of indicia; performing, by the processing device, a debiting operation for funds associated with a postage value of the second indicium provided in the initialization data for the second indicium; completing, by the processing device, the digital signature for the second indicium using data generated in the debiting operation; and before initialization data for a third indicium of the series of indicia is received, calculating, by the processing device, a portion of the digital signature for a third indicium of the series of indicia.