I'm confused... Wasn't all that published in 2015 already?<p>Edit: ah it says it right there on this article: The full version of this paper was published in Proceedings
of the 22nd Conference on Computer and Communications
Security (CCS), October 2015, ACM<p>Mods, maybe add a "2015" to the title?
Working link <a href="http://sci-hub.se/downloads/17ae/10.1145@3292035.pdf" rel="nofollow">http://sci-hub.se/downloads/17ae/10.1145@3292035.pdf</a>