This report examines privacy-enhancing technologies (PETs), which are digital solutions that allow information to be collected, processed, analysed, and shared while protecting data confidentiality and privacy. The report reviews recent technological advancements and evaluates the effectiveness of different types of PETs, as well as the challenges and opportunities they present. It also outlines current regulatory and policy approaches to PETs to help privacy enforcement authorities and policy makers better understand how they can be used to enhance privacy and data protection, and to improve overall data governance.