firefox Did Not Connect: Potential Security Issue
Since this took me awhile to figure out I thought this could help other people.
firefox Did Not Connect: Potential Security Issue
Also you can manually add sites in preferences. Privacy & Security Preferences → View Certificates... → Servers → Add Exception
Vsi odgovori (2)
Connect Where??? There little information to know what site or how to replicate the issue for anyone reading to follow what is going on here.