Seller Defined Audiences are based on publisher-side first-party data. Kim Davis on February 24, 2022  Project Rearc, an initiative within IAB’s Tech Lab, has announced the finalization of its first solution to the post-cookie addressability challenge, Seller Defined Audiences (SDA). The concept was first proposed in March 2021. As the name suggests, this solution rests … Continue reading IAB Tech Lab finalizes first addressability solution →