With the fast development of cloud computing, social networks, Internet of Things, and mobile applications, privacy preserving as an integral part of cybersecurity has never been more challenging than today. This workshop will focus on privacy protection research on smart data collection, storage, data sharing, and analytical techniques. It aims to provide a venue for researchers to present the latest findings, cross-fertilize in these fields, and improve practical applications. Furthermore, submissions on industry experience and educational topics and systems in the field of privacy protection are also encouraged.