尽管您不是CA，都可以通过公共CA建立服务以提供代表您的证书。
Even though you are not the ca, you can set up a service via a public ca to provide certificates on your behalf.
在电视直播的庆典上，吉尼斯世界纪录代表当场测量了黑巧克力条并且亲手颁给公司经理证书表彰他是新世界纪录保持着。
In a televised ceremony, representatives of Guinness World Records measured the dark-chocolate bar and handed a document to company managers certifying it as the new record-holder.
清单9：检查我们发布的代表X509令牌符号的证书数据是否仍然有效。
Listing 9: Verify that the certificate data represents an X509 token that we issued and that it is still valid.
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