CA in a card

Details CA in a card CA in a card

2002-01-17

2009-11-24

Kim, Jung (Department: 2432)

Information security

Access control or authentication

Stand-alone

C713S185000, C713S173000

Reexamination Certificate

active

07624441

ABSTRACT:
A secure method for generating digital documents that are certified by a known authority, comprising the steps of: A. Programming an electronic device with a document issuing method that originates with the known authority; B. programming the electronic device with data identifying the owner of the device; C. reading a digital document into the device; D. physical identification of the owner of the device, based on the identifying data as programmed in step (B); E. if the result of the identification process in step (D) is positive, then issuing of a digital document signed by the known authority. A device for generating digital documents that are certified by a known authority, comprising a computer for implementing a program written in the memory, and wherein the memory includes a document issuing method that originates with the known authority; input means for reading information related to physical user identification; and output means.

REFERENCES:
patent: 5604804 (1997-02-01), Micali
patent: 5721781 (1998-02-01), Deo et al.
patent: 5872848 (1999-02-01), Romney et al.
patent: 6157920 (2000-12-01), Jakobsson et al.
patent: 6513117 (2003-01-01), Tarpenning et al.
patent: 6950941 (2005-09-01), Lee et al.
patent: 2002/0112157 (2002-08-01), Doyle et al.
patent: 2001088478 (2001-04-01), None
ISA Search Report, PCT/IL99/00369, Dec. 14, 1999.

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