ERR_CERT_COMMON_NAME_INVALID is one of the SSL errors. It can be a consequence of misconfiguration of certificate in a server. It can also be caused by a third-party extension. It can also be caused by security programs in a computer among them being antivirus and firewall.
Here are the check list if you encounter this issue:
-
Check date and time are correct
-
Find out problematic extensions
-
Confirm that the correct certificate is installed
-
Check for redirects and Non-WWW vs. WWW
-
Check the site address is appropriate
-
Clear SSL State
-
Check proxy settings
-
Self-signed certificate and different domains
-
Check for Antivirus/Firewall
Related articles