View Common Name In Certificate Pics. The common name must be the same as the web address you will be accessing when connecting to a secure site. For example, an ssl server certificate for the domain domain.com will receive a browser warning if accessing a site named www.domain.com or secure.domain.com, as.
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The certificate is valid only if the request hostname the common name is technically represented by the commonname field in the x.509 certificate specification. Common name is important part of an ssl certificate which will. How you change your common name depends on where your certificate is currently hosted
However, we need to keep in mind that, when issued, the ssl certificate will be valid only for the.
Although the use of the common name is existing practice, it is deprecated and certification authorities are encouraged to use the dnsname instead. Basically, the common name is what states what domain your certificate is good for, so it has to specify the actual domain. It shouldn't contain the domain name of the sites, it should be the domain of the sites. The common name(cn) extracted from the certificate is invalid.
