If attempts to locate a mobile device have failed, there are still security measures that can be used to prevent data on the device from being compromised. These measures can be completed using Find My iPhone from an iOS device, or by using apps created to perform them. Usually the same apps that perform remote location have security measures. Two of the most common remote security measures are:

NOTE: For these remote security measures to function, the device must be powered on and connected to a cellular or Wi-Fi network.