Its all so easy for them.
Ars is still awaiting an official reply from Apple, when contacted them regarding the same.
This spoof as the screenshots suggest looks notably different from Apple Pays actual interface.
source: www.techworm.net
Spoofing of Apple Pay by Wi-Fi captive portal could fool users to share credit card data
iPhone's auto-connectivity with Wi-Fi could trick users to share credit card data on spoofed Apple Pay
