Visa & Mastercard NFC as existing today allows access to all card information which is not encrypted !! Name, #, CVC code, validity) as well as to recent transactions, without the owner being able to know the info has been stolen. This only requires an appropriate radio receiver which could be installed in a commercial Mall ... So both security and owner privacy can be violated. All of this because the EMV consortium rushed to deliver NFC, being afraid that other technical means could eat their ludicrous market.