France's hidden CTV rulebook: Alliance Digitale publishes technical standards guide: Alliance Digitale released on March 12, 2026 a Guide to CTV Technical Standards covering VAST, OpenRTB 2.6, ads.txt, sellers.json for the French digital TV market. https://ppc.land/frances-hidden-ctv-rulebook-alliance-digitale-publishes-technical-standards-guide/ #CTV #PublicitéNumérique #StandardsTechniques #AllianceDigitale #VAST