Post-initialization of chip cards

Details Post-initialization of chip cards Post-initialization of chip cards

1997-08-20

1999-09-28

Pitts, Harold I.

Cryptography

Particular algorithmic function encoding

Nbs/des algorithm

380 23, 235492, H04L 900

Patent

active

059600829

ABSTRACT:
The invention relates to the post-initialization of a chip card which has a processor, a non-volatile memory and an operating system with operating commands which may be utilized in a user mode. A key for a cryptographic algorithm is written onto the chip card, and after the conclusion of the initialization, additional data and/or applications are written onto the chip card by means of the operating commands.

REFERENCES:
patent: 5774550 (1998-06-01), Brinkmeyer et al.

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