@inproceedings {182938, author = {Kevin Springborn and Paul Barford}, title = {Impression Fraud in On-line Advertising via {Pay-Per-View} Networks}, booktitle = {22nd USENIX Security Symposium (USENIX Security 13)}, year = {2013}, isbn = {978-1-931971-03-4}, address = {Washington, D.C.}, pages = {211--226}, url = {https://www.usenix.org/conference/usenixsecurity13/technical-sessions/paper/springborn}, publisher = {USENIX Association}, month = aug }