This is the first thing i see when launching, also unable to install apps.
The resource that you’re trying to access has a security certificate untrusted by your system. Attackers might be trying to steal your information from https://munchkin.marketo.net .
This server could not prove that it is same link ; its security certificate is not trusted by your computer’s operating system. This may be caused by a misconfiguration or an attacker intercepting your connection.
If you trust same link , you can proceed. Otherwise, we recommend to decline this prompt.
net::ERR_CERT_AUTHORITY_INVALID