IAB Europe, an European association of the adtech industry, has released new Data Protection Impact Assessments (DPIA) for digital advertising under the GDPR. The guide provides background and describes the DPIA process in the context of processing data for digital advertising generally and for real-time bidding (RTB), in order to help companies understand their obligations and how to comply with them in practice. It explains how to incorporate the DPIA process into a company's normal course of product design and development.