@inproceedings{pilia:ccs15,<br>
author    = {Panagiotis Ilia and<br> 
	Iasonas Polakis and<br>
	Elias Athanasopoulos and<br>
	Federico Maggi and<br>
	Sotiris Ioannidis},<br>
title = {Face/Off: Preventing Privacy Leakage From Photos in Social Networks}, <br>
 booktitle = {Proceedings of the 22Nd ACM SIGSAC Conference on Computer and Communications Security}, <br>
 series = {CCS '15}, <br>
 year = {2015}, <br>
 location = {Denver, Colorado, USA}, <br>
 pages = {781--792} <br>
}