Patent ID: 9203610
Filing Date: 2015-12-01
Classification: H04L

Abstract:
1. A method comprising: sending a message that is protected using a password from a first device to a second device, wherein the password-protected message comprises a first unique identifier associated with the first device and a first random number generated by the first device; receiving an encrypted reply message from the second device, wherein the encrypted reply message comprises a second unique identifier associated with the second device and a second random number generated by the second device; decrypting the encrypted reply message based at least in part on the first random number; generating a mutually exclusive key based at least in part on the first random number and the second random number; sending a first encrypted message to the second device, wherein the first encrypted message is encrypted using the mutually unique key; and receiving a second encrypted message from the second device, wherein the second encrypted message is encrypted by the second device using the mutually unique key.