For SSL certificate to be recognized by browsers as trusted it has to be issued by Certificate Authority (CA). CAs are the companies that have right to issue digital certificates. Certificate Authority not only generates certificates, it also verifies identity and legitimacy of company or individual that request certificates. Only if the verification is successful, CA signs a certificate.
为什么要从证书授权单位购买 SSL 证书?
- SSL 网站安全证书
- 更新 2019年2月13日