atdreon Information Security Stack Exchange • Recommends
On “How do EMV contactless cards protect against replay attacks?”
…alk from Syscan 2015
https://github.com/peterfillmore/Talk-Stuff/blob/master/Syscan2015/PeterFillmore_Syscan2015.pdf
Another great resource is Ricardo Rodriguez's talk from Rooted 2015
http://www.slideshare.net/cgvwzq/on-relaying-nfc-payment-transactions-using-android-devices
Which mentions the NFC Proxy talk from DEF CON 20 by Eddie Lee
link to this video
Of additional interest is Ricardo Rodriguez's whitepaper on EMV relay attacks
http://conference.hitb.org/hitbsecconf2015ams/materials/Whitepapers/Relay%20Attacks%20in%20EMV%20Contactless%20Cards%20with%20Android%20OTS%20Devices.pdf
and Ricardo Rodriguez's website
http://vwzq.net
Some additional validation of these attacks was prov…