This book constitutes the thoroughly refereed selected papers on the 4th Cyber Security and Privacy Innovation Forum, CSP Forum 2015, held in Brussels, Belgium, in April 2015. The 12 revised full papers presented were carefully reviewed and selected from various submissions. The papers are organized in topical sections such as security and privacy in the cloud; security and privacy technologies; risk and trust; research and innovation in cyber security and privacy.

This book constitutes the thoroughly refereed, selected papers on the Second Cyber Security and Privacy EU Forum, CSP 2014, held in Athens, Greece, in May 2014. The 14 revised full papers presented were carefully reviewed and selected from 90 submissions. The papers are organized in topical sections on security; accountability, data protection and privacy; research and innovation.

Irrespective of whether we use economic or societal metrics, the Internet is one of the most important technical infrastructures in existence today. It will serve as a catalyst for much of our innovation and prosperity in the future. A competitive Europe will require Internet connectivity and services beyond the capabilities offered by current technologies. Future Internet research is therefore a must. The Future Internet Assembly (FIA) is a successful and unique bi-annual conference that brings together participants of over 150 projects from several distinct but interrelated areas in the EU Framework Programme 7. The 20 full papers included in this volume were selected from 40 submissions, and are preceded by a vision paper describing the FIA Roadmap. The papers have been organized into topical sections on the foundations of Future Internet, the applications of Future Internet, Smart Cities, and Future Internet infrastructures.

Irrespective of whether we use economic or societal metrics, the Internet is one of the most important technical infrastructures in existence today. It will be a catalyst for much of our innovation and prosperity in the future. A competitive Europe will require Internet connectivity and services beyond the capabilities offered by current technologies. Future Internet research is therefore a must.
This book is published in full compliance with the Open Access publishing initiative; it is based on the research carried out within the Future Internet Assembly (FIA). It contains a sample of representative results from the recent FIA meetings spanning a broad range of topics, all being of crucial importance for the future Internet.

The book includes 32 contributions and has been structured into the following sections, each of which is preceded by a short introduction:

Foundations: architectural issues; socio-economic issues; security and trust; and experiments and experimental design. Future Internet Areas: networks, services, and content; and applications. "