A warning is displayed in the Chrome console window regarding your certificate
This usually means the implementation of SSL on your server is not correct. The error is usually caused by a server side problem which the server administrator will need to investigate.
This message is sometimes displayed when accessing an SSL page via a proxy (including our own payment page PayPal).
This indicates that the certificate needs to be reissued. This is a result of the Browser distrust.
This error occurs when the website has not enabled SSL connections or has blocked port 443.
This means when you generated your CSR request you did not specify the correct 2 digit country code.
The only solution is to re-issue your SSL certificate. Your new certificate will be truncated to 39 months and any remaining months will be lost.
When access a site you may get the above error in Chrome. This is a client side error.
The Intermediate CA has not been installed. You need to install the relevant Intermediate CA.
In brief the attack could potentially allow the connection to be downgraded to 512-bit which is crackable. Browser vendors are deploying updates to prevent downgrades beyond 1024-bit.