个人身份证号码(PIN)是一个秘密数字密码。

Security PIN - personal identification number (PIN) is a secret numeric password.

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这个秘密值会对服务器的数字证书进行加密，并发送给服务器用于验证客户机的身份。

This secret value is encrypted to the server's digital certificate and sent to the server for verification that everything is as it should be.

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一家大型银行的数字档案里面都存在着许多秘密。

THE digital archive of a big bank contains many secrets.

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