1.
authentication; verification
The process of verifying identity, especially in digital contexts like logging into systems or accounts.
二段階認証を設定してください。
Please set up two-factor authentication.
指紋認証でスマホのロックを解除する。
I unlock my smartphone with fingerprint authentication.
2.
certification; accreditation
Official recognition or approval that something meets certain standards.
ISO認証を取得した。
They obtained ISO certification.
認証 is commonly used in both technology and official certification contexts.
TECHNOLOGY COLLOCATIONS:
- 認証する: to authenticate
- 二段階/多要素認証: two-factor/multi-factor authentication
- 生体認証: biometric authentication
- 顔認証: facial recognition
CERTIFICATION COLLOCATIONS:
- 認証を受ける: to receive certification
- 認証機関: certification body