n.身份验证，认证；鉴定

The online banking system requires strong authentication, such as a password and a one-time passcode sent to your phone.
网上银行系统需要强有力的认证，比如密码和发送到您手机的一次性密码。
Before accessing the company's intranet, employees must go through a two-factor authentication process.
员工在访问公司内网之前，必须经过双因素认证过程。
Biometric authentication, like fingerprint or facial recognition, ensures that only authorized individuals can access sensitive data.
生物识别认证，如指纹或面部识别，确保只有授权的个人能够访问敏感数据。
The app uses multi-factor authentication, combining something you know (a password) with something you have (your phone).
该应用程序使用多因素认证，将你知道的东西（密码）与你拥有的东西（你的手机）结合起来。
After several unsuccessful login attempts, the system will lock the account for security and require additional authentication steps to unlock it.
多次登录尝试失败后，系统会出于安全考虑锁定账户，并要求额外的认证步骤来解锁。
Authentication failed due to an incorrect password. Please try again or reset your password.
认证失败，因为密码不正确。请重试或重置密码。
Social media platforms often use email verification as a means of user authentication during account setup.
社交媒体平台在账户设置期间经常使用电子邮件验证作为用户认证的手段。
The new security update includes enhanced authentication protocols to prevent unauthorized access.
新的安全更新包括增强的身份验证协议，以防止未经授权的访问。
In order to complete the transaction, the customer must pass through a rigorous authentication process to verify their identity.
为了完成交易，客户必须通过严格的认证流程来验证他们的身份。
Single Sign-On (SSO) allows users to authenticate once and gain access to multiple applications without needing to log in separately.
单点登录（SSO）允许用户一次性认证，无需分别登录即可访问多个应用程序。