The Trustworthy Accountability Group (TAG) is the leading global certification program fighting criminal activity and increasing trust in the digital advertising industry. Created by the digital advertising industry’s leading trade organizations, TAG’s mission is to eliminate fraudulent traffic, combat malware, prevent Internet piracy and promote greater transparency in digital advertising. TAG advances those initiatives by bringing companies across the digital advertising supply chain together to set the highest standards.

TAG, along with key experts in the industry, creates and maintains voluntary certification programs, tools and protocols to equip companies in the digital advertising supply chain to fight crime effectively and collaboratively. The TAG member community includes companies from across the global digital advertising industry, including advertisers and publishers, ad agencies and ad tech companies, as well as vendors whose services help digital advertising companies to fight fraud, piracy and malware.

TAG is the first and only registered Information Sharing and Analysis Organization (ISAO) for the digital advertising industry.