SERVER FOR AUTHENTICATION BASED ON CONTEXT INFORMATION OF PARTICULAR LOCATION, CONTROL METHOD THEREOF AND ELECTRONIC APPARATUS

摘要

A server, a control method thereof, and an electronic apparatus are provided. The method of operating a server may include: transmitting question information to a first user terminal in response to receiving an authentication request from the first user terminal; receiving first response information in response to the question information from the first user terminal; transmitting the question information and first response information received from the first user terminal to an electronic apparatus; and determining whether the first user terminal is authenticated based on a confirmation result for the first response information being received from the electronic apparatus.