Patent ID: 11943339
Assignee: SONY GROUP CORPORATION
Field: Digital communication (Electrical engineering)
Classification: CPC H  G | IPC H

Claim 9:
10. An information processing apparatus comprising:
an examining section that uses trace data and information registered in a database, the trace data being used for tracing a relation between at least one or more pieces of first data and second data generated on a basis of the first data and being added to the second data, to thereby examine authenticity of the second data or data generated from the second data; and
a registering section that registers, in the database, the second data or an ID that is capable of identifying the second data, wherein
the trace data includes a certificate and trace data added to the first data,
the certificate being generated by using a private key of the first data to give an electronic signature to
a public key of the second data or an ID that is generated by using the public key of the second data and is capable of identifying the public key of the second data, and
the second data or the data generated from the second data.