Martin Emms Budi Arief Leo Freitas Joseph Hannon Aad P. A. van Moorsel Harvesting High Value Foreign Currency Transactions from EMV Contactless Credit Cards Without the PIN. 716-726 2014 CCS https://doi.org/10.1145/2660267.2660312 conf/ccs/2014 db/conf/ccs/ccs2014.html#EmmsAFHM14