Is ssl necessary for apns?

Is ssl 开发者_开发知识库necessary for Apple's Push Notification Service (apns)?

SSL is the only solution to send notifications !

Yes, But not in the usual sense of buying an SSL to sit on a server for a website. The SSL is generated from the certificate you acquire when registering with apple for the iOS developer scheme.

There is a fantastic tutorial on getting an APNS provider server up and running here:

How to build an Apple Push Notification provider server (tutorial) by David Mytton

Yes, it is required, otherwise it would be insecure.

Not only that it is necessary, it is mandatory. And furthermore, you should consider using TLS instead of SSL.