Patent attributes
A system and method for home security, and in particular to notifying residents of a home of a visitor's presence and providing an automatic assessment of the visitor's legitimacy, is disclosed. In one example, the system can be configured to automatically identify a logo worn by the visitor using optical recognition and generate a notification for the resident that identifies the company. In another example, the system can request presentation of an encrypted key that should be stored on the visitor's computing device. In another example, the system can query a database of scheduled services and determine if a person was requested or scheduled for a visit. In some embodiments, the system can assign a security token to the merchant which will be required at the time of the appointment.