Marketing fraud encompasses a broad set of attacks you might not even be aware of, and they’re hurting your business. They range from ad fraud to malvertising to e-commerce fraud, and the techniques are similar to security-focused attacks like credential stuffing and web recon. Marketing and security pros have a shared interest in fighting these attacks and must collaborate to do so effectively. This report describes the types and impacts of marketing fraud and related attacks and provides guidance on how the security and marketing teams must start to work together to address this challenge.