>> A certificate authority or CA is a corporation that issues digital certificates.
证书颁发机构或CA是颁发数字证书的公司。An individual doing banking online would surely want to use encryption.
从事网上银行业务的个人肯定希望使用加密技术。That person certainly doesn't want his or her identity stolen.
那个人当然不希望自己的身份被盗。An organization like Citibank wants to use encryption, too.
像花旗银行这样的机构也希望使用加密技术。Their motivation is more along the lines of not wanting to get sued.
他们的动机更多的是不想被起诉。Citibank will look to a CA to be their digital notary public.
花旗银行将寻求CA作为其数字公证机构。A CA is a trusted third party.
CA是可信任的第三方。Both Citibank and its customers need to trust CA for the system to work.
花旗银行及其客户都需要信任CA才能使系统正常工作。Symantec, Comodo, and GoDaddy are the top three certificate authorities today.
赛门铁克、科摩多和GoDaddy是当今排名前三的证书颁发机构。First, the CA makes sure that the company is legit.
首先，CA品质是可靠的那个公司是合法的。Because if the CA authenticates a company that provesto be nefarious, the CA's reputation is at stake.
因为如果CA认证的公司被证明是邪恶的，CA的声誉就岌岌可危了。In our story, Citibank gives the CA their public key but keeps their private key secret.
在我们的故事中，花旗银行向CA提供公钥，但对其私钥保密。The CA constructs a digital certificate, signs it, and gives it to Citibankto put in the root of their web server.
CA构造一个数字证书，对其进行签名，并将其交给花旗银行，以便将其放到其web服务器的根目录中。When a customer goes to the bank's website,Citibank presents this digital certificate to the customer.
当客户访问银行网站时，花旗银行向客户提供此数字证书。
转载于:https://www.cnblogs.com/sec875/articles/10321336.html
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