Some times while browsing some of the websites through a secure connection, there is a common issue of SSL. The SSL gets a warning that the certificate is not issued by a trusted authority. 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. Some of the exact warning message you will get depending on your browser the end user is using.

This problem normally occurs if you have been assigned the similar IP address to each host in your config file. Some time the SSL does not support’s the name based virtual hosting where the encryption is been done in SSL headers ,then the first ssl certificate listed in your config file will be used.

With the browser some of the certificate trusted issues error occurs –

Firefox 3 – “The certificate is not trusted because the issuer certificate is unknown. (Error code: sec_error_unknown_issuer)

Internet Explorer 7 – “The security certificate presented by this website was not issued by a trusted certificate authority.”

I E – The security certificate presented by this website was not issued by a trusted certificate authority.!

Google Chrome – “The site’s security certificate is not trusted!”

Safari – “Authentication failed because the server certificate is not trusted.”

The two most common reasons for this warning are:

If you getting some of the above mentioned warnings with in those browser, that means that your browser does not trust the SSL certificate you are using because it is not signed by a company that the browser recognizes as trusted one .There could be some reasons while getting some of the above mentioned error with in the browser . The website is using a self-signed/free SSL or website will be using a private SSL certificate, but it is missing a CA (Certificate Authority) certificate.. The website is using a private SSL certificate but it is missing a CA (Certificate Authority) certificate. The solution in the first case is to purchase a private SSL certificate which is issued for the specific domain by a trusted authority. The solution here, will be to get the SSL certificate reinstalled with the correct CA bundle. The CA bundle is actually provided by the SSL vendor and should be included in the private SSL package.