[Access Denied Malicious website-xf.gdprvalidate.de in Firefox Windows 10]

Hi,

This traffic is related to potentially malicious browser extensions.

I would suggest looking at all the browser extensions you have installed and check if they are known to be shady/malicious.

[Access Denied Malicious website-xf.gdprvalidate.de in Firefox Windows 10]

Hi,

This domain (xf.gdprvalidate.de) is used by malicious browser extensions as a covert backdoor channel. I advise you to check if you have any of the browser extensions installed named near the bottom of this article:

https://decoded.avast.io/janvojtesek/backdoored-browser-extensions-hid-malicious-traffic-in-analytics-requests/