Have you ever wondered while you access a website through a secure connection , you happen to get a warning message that the certificate is not issued by a trusted authority.
In most cases , the exact warning message that you will get depends on your browser as follows:
I E The security certificate presented by this website was not issued by a trusted certificate authority.!
Firefox The certificate is not trusted because the issuer certificate is unknown. (Error code: sec_error_unknown_issuer)