How to securely include secret key/signature in iOS/Cocoa apps

Question

I want to include a secret key into an iOS app so that the app can \"prove\" to a certain server that a request is coming from the app itself and not some other system. I k

Answer 1

If you hardcode the key inside the App, there are more chances to hack it, so it would be better if the App sends a request to the server each time and receives the key from the server.