Keychain group access to share data between my existing applications

Question

I have many iOS applications live on AppStore. Now for next version of apps, I want to keep a piece of data for every application to share in KeyChain. As far as I know I ne

Answer 1

You can't change your app's bundle ID after it has been put into the AppStore. You also can't make an app read the info from the keychain that was put there by another app (with a different bundle ID). The solution: you'll need an entitlement with which you can access practically all the data.