Google has just announced its plans to launch a number of features aimed at helping publishers monetize their websites and increase their emphasis on first-party data relationships. The features include support for ads personalization with publisher first-party cookies in Google Ad Manager and AdSense.
Expanding publisher first-party cookies. Publisher first-party cookies can help publishers deliver relevant ads without tracking users across third-party websites. Publisher first-party cookies have been available to address frequency capping and fraud control previously.