What pieces of information are collected through 3rd party pixels?

Third-party cookies are generally placed to do cookie syncing, match and stitch identities across the website with the domain of Data Management Platform (DMP) and Customer Data Platform (CDP) as well as of ad exchange. Third-party cookies primarily collect marketing-relevant information such as age, origin, gender, and user behavior data. Through this collection, there are powerful online marketing tools, especially for personalized advertising.