Similar to ソーシャル・ログイン

Authentication

BioAPI

DNA barcoding

Extended Validation Certificate

FreeOTP

Google Authenticator

NemID

RSA SecurID

SmartGate

Service Provisioning Markup Language

Time-based one-time password

WebAuthn

Countersign (military)

Personal identification number

Electronic seal

Huaya

Facial recognition system

CAPTCHA

Captive portal

Ticket punch

Gold Codes