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Apple Push Notification service (APNs) (previously known as Apple Push Service (APS)) 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.
- Closed-source
- Apple Inc.
- Active
The iMessage protocol is based on the Apple Push Notification service (APNs)—a proprietary, binary protocol. It sets up a Keep-Alive connection with the Apple servers. Every connection has its own unique code, which acts as an identifier for the route that should be used to send a message to a specific device.
- October 12, 2011; 12 years ago
- Instant messaging
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Apple introduced push notifications for iPhone in 2009, and in 2010 Google released "Google Cloud to Device Messaging" (superseded by Google Cloud Messaging and then by Firebase Cloud Messaging).
The notification service equipment may be owned by the sender, or may owned by a service provider. A message may, or may not require a response. See also Apple Push Notification Service (APNs) Amazon Simple Notification Service (SNS) Android Cloud to
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