Protecting Social Network Data, is much emerging topic amongst academicians as well as current industry. This book is designed to give a broad overview of certain strategies to protect social network data. The principles of preserving privacy of social network data is discussed in detail from various perspectives. The modern trends of social network data have been dealt from basic principles and terminologies in easily understandable English language so as to enable the reader to understand with minimal effort. This book would serve as an ideal guide for B.E., B.Tech., B.S., B.Sc.,undergraduate students of Computer Science, Information Technology, Electronics and Communication, Telecommunication Engineering who wish to take up research projects on social network data. Students pursuing postgraduate course in Engineering and Science, M.E., M.Tech.,M.S., M.Sc., M.C.A. will find this book useful for their projects. Software Engineers involved in IT and ITES sector would find this book as a useful resource. We believe that the reader will find this book as a helpful guide and a valuable source of information about various principles and strategies of social network data protection.