If you have upgraded to Firefox 65 and are seeing errors when browsing the web that state the 'Connection is not secure', then you are most likely affected by this bug and seeing a conflict between the browser and your antivirus software. All other browsers are unimpacted.' Fixing the certificate errors in Firefox 65 Avast Threat Labs will continue to monitor any further changes and work on full fix. Users do not need to take any action to apply the changes. 'A hotfix has been issued (Virus Definition Update 190201-6) and users should no longer experience issues in Firefox 65 with encrypted or unencrypted websites. Furthermore, Lukáš Rypáček of Avast has stated that normal HTTP scanning in Firefox will continue to work as normal. Avast stating a fix will be released soonĪvast has told BleepingComputer that this hotfix is currently being rolled out and will disable HTTPS scanning for the Firefox process only.
