A method and system for controlling access to a first computing device by a second computing device, said method comprising: detecting whether said first computing device is being used by a local user; receiving an input event for said first computing device, determining whether said received input event is a local input event from said local user or a remote input event from said second computing device; and blocking said received input event if said received input event is determined to be a remote input event and if said first computing device is detected as being used by said local user.