#defcontraining Las Vegas Spotlight Join @netxing for "Payment Systems: The Art of Analyzing Mag-stripe, Tokenization, NFC & EMV Technologies" From the abstract: "There are many questions that this training will try to solve, such as, how difficult was to make a contact or NFC replay attack? Is it possible? What type of hardware is involved in attack surface? What are the limitations in a relay approach and its characteristics? Is it possible to replay a tokenized number from a third-party techn