FIELD: information technologies.
SUBSTANCE: to implement a secure processing in a device, which reliably stores a secret key, multiple calls are received from the network, multiple coding keys are generated on the basis of the secret key and multiple calls, and an access key is generated on the basis of multiple coding keys.
EFFECT: provision of the access key protection when it is provided from a supplier to one or more receivers.
34 cl, 6 dwg
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