Systems and methods for authenticating a cartridge
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United States of America Patent
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Mar 20, 2018
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app pub date -
Feb 14, 2017
filing date -
Feb 14, 2017
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Abstract
System and methods for authenticating a cartridge comprising reading a unique identifier (UID) and a unique authentication string (UAS) stored on a data storage medium associated with a cartridge; generating, based on the UID or the UAS read from the data storage medium, a test unique authentication string (TUAS) or a test unique identifier (TUID), respectively, according to a methodology used to generate the UAS stored on the data storage medium; and comparing the TUAS or the TUID to the UAS or the UID read from the data storage medium, respectively, to determine if the cartridge is authentic. A method in which the UAS is generated and stored on the data storage medium at a first location, and subsequently authenticated at a second location.
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