@inproceedings {266507,
	author = {Frank Stajano},
	title = {Pico: No More Passwords!},
	booktitle = {20th USENIX Security Symposium (USENIX Security 11)},
	year = {2011},
	address = {San Francisco, CA},
	url = {https://www.usenix.org/conference/usenix-security-11/pico-no-more-passwords},
	publisher = {USENIX Association},
	month = aug
}
