@inproceedings{polakis:ccs14,
author = {Iasonas Polakis and
Panagiotis Ilia and
Federico Maggi and
Marco Lancini and
Georgios Kontaxis and
Sotiris Ioannidis and
Stefano Zanero and
Angelos D. Keromytis},
title = {{Faces in the Distorting Mirror: Revisiting Photo-based Social Authentication}},
booktitle = {Proceedings of the 2014 {ACM} {SIGSAC} Conference on Computer and
Communications Security, Scottsdale, AZ, USA, November 3-7, 2014},
year = {2014}
pages = {501--512}
}