1. Two-factor authentication adds an extra layer of security to your online accounts.
双因素认证为您的在线账户增加了额外的安全层级。

2. The app requires fingerprint authentication before granting access to personal information.
在授予对个人信息访问权限之前，该应用程序需要指纹验证。

3. The authentication process ensures that only authorized individuals can access the network.
验证过程确保只有授权人员可以访问网络。