Advertising industry has been plagued with several problems in recent years, leading to several billions of dollars being lost annually. With the potential to provide solutions to several problems that the industry is facing – from reducing ad fraud, improving transparency, to building more consumer centric and less intrusive advertising models, blockchain is facilitating the creation of a new advertising ecosystem that can change the rules of online advertising forever. In this episode, we discuss the various challenges that the advertising industry faces and how various blockchain and cryptocurrency projects are looking to find innovative solutions to them.