| 摘要 |
A passport system and methods encompassing a plurality of passport service providers and portable passport devices for storing, processing, safeguarding, validating, and communicating a passport document, including passport data elements stored in the passport devices and the service provider databases, and for facilitating various passport application tasks. The passport devices are realized by portable device technologies, such as, smart cards or pocket-sized computers, and have the ability to manipulate and exchange passport data and information between and among the passport devices and remote databases. Biometrics identification of passport-holders, as well as cryptographic validation of passport data and services, can be included into the passport devices and provided services, and verified upon presentation of the passport document for utilization.
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