Patent ID: 9621562
Date: 2017-04-11
CPC Classifications: G06F,H04L,H04W

Claim:
1. A method for propagating authentication between a plurality of terminals connected to a server via a network, the server having identification information for each of the plurality of terminals and user information for the terminals, the method comprising: receiving, by the server, identification information, user information, location information and a login status from each of a first terminal and a second terminal in response to a predetermined impact between the first terminal and the second terminal, or the first terminal and the second terminal coming within a predetermined distance of each other, wherein the login status of the first terminal is authenticated and the login status of the second terminal is unauthenticated; and authenticating, by the server, the second terminal in response to the users of the first terminal matching some or all of the users of the second terminal on the basis of the identification information and user information, in response to the first terminal and the second terminal being located within a predetermined distance of each other on the basis of the location information.