The workshop will provide a relaxed forum to present and discuss new ideas, new research directions and to review current trends in IoT. The workshop will be based on short presentations that should encourage discussions among the attendees. Statements which are innovative, controversial or that present new approaches are specially sought. PAIT 2015 will be held in conjunction with the 5th International Conference on Ambient Systems, Networks and Technologies (ANT-2015) in London, UK, June 02-05, 2015.