| 摘要 |
An authentication apparatus is provided to improve efficiency in the use of memory while maintaining the accuracy of authentication. The authentication apparatus includes: extraction means that extracts a plurality of points on an authentication target from an image obtained by shooting the authentication target unique to a living body; connection means that connects the points extracted by the extraction means; storage means that stores information indicating a connection state of the points being connected by the connection means and information indicating the points as authentication information; and reproduction means that reproduces, based on the authentication information in the storage means, the authentication target to be compared with the other.
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