Patent attributes
An occurrence of an emergency situation pertinent to people presently located within a venue can be identified. Responsive to identifying the emergency situation pertinent to the people located within the venue, a first level of security clearance assigned to a user located within the venue, and a present location within the venue of a first mobile device of the user, can be automatically determined. A route, from the present location within the venue of the first mobile device to an exit of the venue, which does not require the user to be assigned a second level of security clearance that is higher than the first level of security clearance for the user to traverse the route, also can be determined. An emergency alert and an emergency plan for exiting the venue can be automatically communicated to the mobile device, wherein the emergency plan for exiting the venue describes the route.