This just reinforces the notion that apple is the one that actually owns the phone and they generously let you use it.
Just do a security alert pop up "You are screenshotting potentially sensitive information, are you sure you want to continue".
Unfortunately “are you sure?” checks simply don't work, too many people are trained to just click yes/OK to close the message and get back to what they were trying to do.
Unfortunately “are you sure?” checks simply don't work, too many people are trained to just click yes/OK to close the message and get back to what they were trying to do.