Certification of cryptographic keys for chipcards

Details Certification of cryptographic keys for chipcards Certification of cryptographic keys for chipcards

1998-01-21

2000-06-13

Swann, Tod R.

Electrical computers and digital processing systems: support

Multiple computer communication using cryptography

Central trusted authority provides computer authentication

713156, H04L 900

Patent

active

060761628

ABSTRACT:
The invention relates to a procedure for the certification of cryptographic keys for use in chipcards. In this procedure, a certification key and a certificate are transferred to the chipcard. The first part of the certificate includes the cryptographic key and the second part of the certificate includes a digital signature of the first part of the certificate. The digital certificate is subsequently checked by means of the certification key on the chipcard.

REFERENCES:
patent: 5293029 (1994-03-01), Iijima
patent: 5541994 (1996-07-01), Tomko et al.
patent: 5659616 (1997-08-01), Sudia
patent: 5717759 (1998-02-01), Micali
patent: 5721781 (1998-02-01), Deo et al.
patent: 5768389 (1998-06-01), Ishii
patent: 5781723 (1998-07-01), Yee et al.
patent: 5805712 (1998-09-01), Davis

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