| 摘要 |
Embodiments relate to systems, methods and devices for asymmetric cryptographic authentication. In an embodiment, a system includes an accessory comprising an authentication chip, the authentication chip comprising a public authentication key, a private authentication key and data signed by a private verification key; and a device comprising a public verification key forming a verification key pair with the private verification key, the device configured to read the data and public authentication key from the authentication chip, verify the data and the public authentication key using the public verification key, and authenticate the accessory for use with the device using the public authentication key if verified.
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