Phil/Dan - something you guys might want to check with Hikvison about. On an android phone with Hik Connect, you will get an alarm notification in two ways. One is that the Hik Connect app icon will show a small red circle with the number of alarm triggers. The other is that you get a notification on the pull down menu from the home screen of the phone, as shown below. Normally in order to access the app, you have to enter whatever security you've set up. In my case, it's the fingerprint...
Security issue with Hik Connect
Security issue with Hik Connect