二者的统一成立有效的电子商务合同，衍生出电子商务合同成立的时间、地点、数字凭证以及电子签名的法律效力等问题。
Consequently, problems on the legal power of contracts arise such as the time and place of concluding the contract, digital evidence and electronic signature.
数字证书不仅仅是一个加密密钥，它还是一个在线凭证。
A digital certificate is more than just a cryptography key; it is an online credential.
他们的网站允许用户事先输入需要转移的数字服务的登录凭证，并在某个合适的时候将其中的内容分发个他们的家人和朋友。
The site allows users to input their login credentials to the web services they access, which are then distributed to family members or friends in the event of their death.
数字证书： 数字证书是由受信任方即认证机构（CA）发布的电子ID卡，用于建立凭证。
Digital certificates: Digital certificates are electronic ID cards issued by trusted parties know as Certificate Authority (CA) that establish credentials.
填制记账凭证应做到数字真实、内容完整、账物相符。
Vouchers should be true, digital content is complete, consistent with accounts.
填制记账凭证应做到数字真实、内容完整、账物相符。
Vouchers should be true, digital content is complete, consistent with accounts.
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