Patent ID: 9043596
Filing Date: 2015-05-26
Classification: H04L

Abstract:
1. A method in which a first device authenticates a public key of a second device, the method comprising: receiving, from a user of the first device, an input of a password displayed on a screen of the second device; receiving, from the second device, a first value generated based on the public key of the second device, a random number, and the password, and the public key of the second device, in response to the user of the first device inputting the password displayed on the screen of the second device; generating a second value based on the public key of the second device, the random number, and the password, in response to the user of the first device inputting the password displayed on the screen of the second device; and authenticating the public key of the second device based on the first value and the second value, wherein the random number is randomly generated to be different from the password.