Do you have a Mi-Cam in your home? Even if you don't have kids, you may have one. They're a highly popular, inexpensive means of keeping tabs on the comings and goings inside your home when you're not around.
As with so many such devices these days, users have the option of installing either an Android or iOS app on their phones so they can peek in remotely, any time they like, and therein lies the problem.