Authentication method, authentication member, and manufacturing method of authentication member

摘要

Determine the authenticity of the proved object. Attach an authenticity identification chip that stores authentic identification information that cannot be copied to a certificate inseparably, and separate a verification chip that stores authenticity identification information encrypted with the certificate issuer's encryption key into a certificate. Install impossible. When determining the authenticity of the proved object, the encrypted authenticity identification information of the confirmation chip is decrypted with the encryption key of the certificate issuer and compared with the authenticity identification information stored in the authenticity identification chip of the certificate.