| 摘要 |
The invention concerns a method for authenticating a portable object comprising data processing means and data storage means, the data storage means containing at least a code (i) defining operations capable of being executed by the portable object, and a one-way function. The invention is characterised in that said method comprises a step which consists in sending to the portable object a command (31, 32i-34i, 35, 36) for the latter to execute a calculation of a result by applying to said one-way function at least part of said code (i), said result being used to determine whether the portable object is authentic or not. The invention also concerns the associated portable object and an apparatus designed to co-operate with the portable object.
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