Publishers Want To Test Seller-Defined Audiences, But Buyers Aren’t Interested While Third-Party Cookies Are Still In Play

Publishers Want To Test Seller-Defined Audiences, But Buyers Aren’t Interested While Third-Party Cookies Are Still In Play

The IAB Tech Lab’s seller-defined audience (SDA) spec is touted as a key contextual targeting alternative for the post-third-party-cookie digital ad ecosystem – one predicated on privacy-friendly addressability and publisher first-party data monetization.