Comscore (NASDAQ:SCOR), a global leader in measuring and analyzing consumer behaviors, today announced a new solution to address the inventory quality challenges facing advertisers. Comscore Certified Deal IDs, initially available through Magnite's (NASDAQ:MGNI) supply-side platform (SSP), leverage Comscore's trusted content measurement rankings to offer advertisers a reliable path to high-quality programmatic inventory, enabling more effective campaign performance.

Comscore is activating Certified Deal IDs through Magnite due to the company's extensive direct relationships with premium media owners, covering 96% of overall omnichannel supply (Jounce March 2025 Supply Benchmarking Report).