It seems like more now than ever, the chance that you’ll run into a situation where law enforcement wants to see what’s on your phone isn’t outside the realm of possibility. The problem in many jurisdictions is that law enforcement is allowed to force you to unlock your phone, something easily taken care of with a finger print. 

Well, while

Source: Hot Hardware – Apple Introduces iOS 11 ‘Cop Button’ To Quickly Disable Touch ID And Protect Your Privacy