Authentication method and device

Abstract

The invention relates to an authentication method and device, a computer readable storage medium, a computer program product and a computer program. The method comprises the steps that first equipment receives a first message, and the first message comprises an encrypted serial number, a first random number and first authentication information; the first device calculates second authentication information based on a shared key, the encrypted serial number and the first random number; under the condition that the first authentication information and the second authentication information are the same, the first equipment calculates third authentication information based on a first secret key, and the first secret key is related to the shared secret key; and the first device sends a second message, wherein the second message carries the third authentication information.

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