Patent ID: 8555336

Claim:
A non-transitory computer readable medium having executable instructions stored thereon for causing a mobile device to: receive first authentication information allowing user to logon to the mobile device and access full user level functionality; detect a deactivation request; initiate a deactivation grace period in response to the deactivation request; detect a reactivation request before the deactivation grace period expires; display, during the deactivation grace period and in response to the reactivation request, a prompt for authentication information wherein the prompt includes information identifying a last time the mobile device was successfully logged on using the first authentication information; receive second authentication information in response to the prompt; and commence deactivation of the mobile device if the prompt for authentication information is not successfully responded to before the deactivation grace period expires, wherein at least partial functionality representing a subset of the full user level functionality is available during the deactivation grace period.