Trying to access counterwallet on tor. Getting this message.
It doesn’t show any error on (the latest) Chrome v48.0.2564.109 m.
Can you paste the technical details?
You seem to be on Tor, so that could be the case on all browsers accessing via the Onion network.
You can visit https://counterwallet.coindaddy.io/ if you’re concerned about this particular SSL certificate.