Google is updating first-party cookie support with ad personalization capabilities. This change will affect ads served through AdSense.
Google AdSense started allowing first-party cookies in 2020, which use information associated with the domain a user is visiting to serve ads.
Initially, support included frequency capping on ads, which limits the number of times a user sees the same ad on a website.
Now, Google is adding support for ad personalization, arguably the number one reason to use…
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