Apple Pay via Touch ID, Face ID, PIN or passcode. The service lets Apple devices wirelessly communicate with point of sale systems by using a near field communication (NFC) antenna, a "dedicated chip that stores encrypted payment information" (known as the Secure Element), and Apple's Touch ID and Wallet. It is available in the United States, United Kingdom, Canada, Australia, Brazil, UAE, Russia, China, New Zealand, Singapore, Japan, Taiwan, and Hong Kong, as well as various other European nations. Apple Pay supports most major credit cards or debit cards, including American Express, Visa, Mastercard and UnionPay etc. Supporting banks vary. The service
Apple Push Notification Service Apple Push Notification Service Apple Push Notification Service (commonly referred to as Apple Notification Service or APNs) is a platform notification service created by Apple Inc. that enables third party application developers to send notification data to applications installed on Apple devices. The notification information sent can include badges, sounds, newsstand updates, or custom text alerts. It was first launched with iOS 3 on June 17, 2009. APNs support for local applications was later added to the Mac OS X API beginning with the release of Mac OS X 10.7 ("Lion"). Support for website notifications was later added with the