...the next Apple update you get - iOS 9.3 – could see you getting a message on your device, which will tell you if your iPhone is being supervised.
According to the whispers in tech-world, you’ll get a prominent message on your phone, and on your lock screen, if someone is snooping around your business.
A message on the lock screen will say ‘this iPhone is managed by your organization’ and it’ll have something on the About screen which will give you more detail, including text that says your iPhone’s supervisor can monitor your internet traffic and locate your device...
This is most likely to affect people who work for companies that give a number of phones and devices out to their staff, as a company phone... It’ll be utilized on supervised devices set up through Apple’s Device Enrollment Program, and will offer a feature called MDM (or Mobile Device Management). more