If you authenticate something, you state officially that it is genuine after examining it. 鉴定
verb [vt. 及物动词]鉴定;证明……是真实的;(用户,程序)验证身份
The system might use a smart identity card, or a digital credential linked to a specific computer and would authenticate users at a range of online services. 该系统可能使用智能身份证或连接到特定计算机的数字证书,并在一系列在线服务中认证用户。
authenticate
“ -ate” ⌜ 表示使成为或具有某种特性的 - indicating to make or become ~ ⌟