A department store retailer is stepping up its mobile game — in more ways than one.

J.C Penney now accepts Apple Pay across all of its stores nationwide. This addition enables customers to electronically pay with multiple versions of the iPhone and the Apple Watch.

Transactions remain secure as actual card numbers are neither stored on the device, nor on Apple servers. Instead, a unique device account number is assigned, encrypted and securely stored on the Apple device. Each transaction is authorized with a one-time unique dynamic security code.

“With Apple Pay, we’re able to offer a faster, more seamless check out process by allowing our customers to…