Method to grant modification rights for a smart card

Electrical computers and digital processing systems: support – Data processing protection using cryptography – Upgrade/install encryption

Reexamination Certificate

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C726S027000, C713S193000

Reexamination Certificate

active

07925892

ABSTRACT:
A Modification device (5) is designed to modify an application (A1, A2, A3, A4) run by a data carrier (S), wherein a first key information item (K1) is stored in the data carrier (S) and an associated second key information item (K2) is stored in the modification device.

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