the authentication of sth
of 后面接被验证的对象；authentication 通常作不可数名词，前面常加 the。
The authentication of the signature took the experts several hours.
对签名的验证花了专家们几个小时。
认证；验证
身份验证；身份认证；真品标记；检验标记；用以验证或确认某物真实性的事物,或进行验证的过程。；商品来源和真实性标记；用户登录网络或访问资源时需提供的身份证明。
The process or means of proving that something is genuine or authentic.
用以验证或确认某物真实性的事物,或进行验证的过程。
Something which validates or confirms the authenticity of something; or the process of doing so.
商品来源和真实性标记
a mark on an article of trade to indicate its origin and authenticity
用户登录网络或访问资源时需提供的身份证明。
Proof of identity required by a user to log on to some network or access some resource.
验证某物或某人的真实性
validating the authenticity of something or someone
金属制品上的印记或检验标记。
A hallmark or assay-mark on a piece of metalwork.
The website requires two-factor authentication to log in.
该网站需要双重身份验证才能登录。
用法提示：作名词，表示身份验证过程。
We need to verify the authentication of this document before accepting it.
在接受这份文件之前，我们需要验证其真实性。
用法提示：作名词，表示真实性验证。
Biometric authentication, like fingerprint scanning, is becoming more common.
生物特征认证，如指纹扫描，正变得越来越普遍。
用法提示：作名词，表示认证方式。
of 后面接被验证的对象；authentication 通常作不可数名词，前面常加 the。
The authentication of the signature took the experts several hours.
对签名的验证花了专家们几个小时。
常用于系统、网站或服务要求用户证明身份，也可说 need authentication。
This website requires authentication before you can view your account.
该网站要求先进行身份验证，然后才能查看你的账户。
authentication 放在名词前作定语，说明该系统、流程或方法用于验证身份。
The bank installed a new authentication system last year.
这家银行去年安装了一套新的身份验证系统。
grammar · medium
易错句子You must authentication your identity before you can enter the building.
正确表达You must authenticate your identity before you can enter the building.
authentication 是名词，不能作谓语；情态动词 must 后面要用动词原形，表示“验证”的动词是 authenticate。
grammar · medium
易错句子The app asks for an authentication before you can log in.
正确表达The app asks for authentication before you can log in.
表示“验证（过程）”时 authentication 是不可数名词，前面不加不定冠词 a/an，直接说 authentication 即可。
grammar · medium
易错句子Only the manager has authentication to change the price.
正确表达Only the manager has authorization to change the price.
authentication 指证明身份、验证真伪，不表示被授予的权限；表示“有权做某事”要用 authorization。
authentication 确认“你是谁、是不是真品”，解决身份或真伪问题；authorization 确认“你能做什么”，解决权限问题。登录时先做 authentication，系统再根据 authorization 决定你能访问哪些资源。
certification 通常指由机构审核后发放证书或作出正式证明；authentication 指验证身份或真伪的过程，不一定颁发证书。认证机构发的证书是 certification，登录时确认身份是 authentication。
verification 泛指核对信息是否准确、属实，可用于任何事物；authentication 更强调确认身份、来源或真伪，常用于登录、证件、商品防伪等场景。
Choose the next layer that will help you use authentication with more confidence.
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