authentication

認証、本人確認

アカウントやネットワークなどに入るため、正しい利用者だと証明すること。

やさしい英語で： Proof that you are the correct user, needed to enter an account, network, or system.

• The website requires authentication.
• Fingerprint authentication lets you unlock your phone.
• Two-factor authentication adds another check when you sign in.

類義語： identity verification

よく使う表現： user authentication, two-factor authentication, authentication code

真贋確認、認証

本物であることや、正式に有効であることを確かめたり証明したりすること。

やさしい英語で： Checking or proving that something is real, genuine, or officially valid.

• The document requires authentication.
• Experts completed the authentication of the signature.
• The museum requested authentication before buying the painting.

使い方： authentication of something (Authentication of the painting took several weeks.)

類義語： verification, validation

よく使う表現： document authentication, authentication of something, require authentication