CPC H04L 9/0897 (2013.01) [H04L 9/0825 (2013.01); H04L 9/3263 (2013.01); H04L 9/3271 (2013.01); H04L 2209/12 (2013.01)] | 16 Claims |
1. A chip comprising:
an external module; and
a security core module comprising:
a memory configured to:
store a first hash of a first root public key and a unique device secret (UDS) of the chip, and
store a layer 1 private key; and
a security core configured to generate a layer 1 public key and the layer 1 private key based on the first hash,
wherein the security core module is configured to prevent access to itself by the external module and by an external device outside the chip.
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