From Bleeping Computer:
uBlock Origin on Firefox can now block first-party tracking scripts that attempt to bypass filters and rules by utilizing DNS CNAME records to load scripts from a third-party domain.
A first-party tracker is when the tracking script is located on the same domain as the web site, while a third-party tracker is when the tracking script is located on another domain.
As browsers begin to block third-party trackers as part of their tracking protection features, some web sites have switched to first-party trackers in order to bypass these protections.
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