Digital IDs or Certificates are documents that allow you to prove your identity in electronic transactions.

数字标识或证书是一种可让您在电子商务中证实身份的文档。

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Digital IDs or Certificates are documents that allow you to prove your identity in electronic transactions.

数字标识或证书是一种可让您在电子商务中证实身份的文档。

youdao