摘要 |
The method has software and/or data containing a new encoding algorithm (4b) transferred within the control device together with the old signature (6a) obtained via the existing encoding algorithm during a first step, before transfer of the software and/or data together with the new signature (6b) obtained via the new encoding algorithm (4b), or transfer of only the latter signature, during a second step. Also included are Independent claims for the following; (a) a computer program for an encoding algorithm alteration method; (b) a computer program product for an encoding algorithm alteration method; (c) a device using a computer program product for an encoding algorithm alteration method; (d) a system employing a device for alteration of an encoding algorithm
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