公开(公告)号：US20170322796A1

公开(公告)日：2017-11-09

申请号：US15365513

申请日：2016-11-30

Applicant: Electronics and Telecommunications Research Institute

Inventor： Dae-Won KIM ,  Young-Sae KIM ,  Yong-Hyuk MOON ,  Seung-Yong YOON ,  Jin-Hee HAN ,  Jae-Deok LIM ,  Jeong-Nyeo KIM ,  Yong-Sung JEON

IPC: G06F9/445 ,  G06F11/14 ,  G06F9/44

CPC classification number: G06F8/65 ,  G06F8/654 ,  G06F8/658 ,  G06F9/4406 ,  G06F11/1433 ,  G06F11/1451 ,  G06F11/1469 ,  G06F2201/805

Abstract: Disclosed herein are a device and method for updating firmware and a firmware update system. The device for updating firmware include an update manager for receiving delta information about the latest version of firmware from an update server by checking information about a version of firmware installed in a terminal device and for updating the firmware installed in the terminal device using the delta information, and a bootloader for restoring the updated firmware using previously stored backup information when the updated firmware is not normally launched or when an error occurs during the update of the firmware.

公开(公告)号：US20170257367A1

公开(公告)日：2017-09-07

申请号：US15360950

申请日：2016-11-23

Applicant: Electronics and Telecommunications Research Institute

Inventor： Jin-Hee HAN ,  Dae-Won KIM ,  Young-Sae KIM ,  Yong-Hyuk MOON ,  Seung-Yong YOON ,  Jae-Deok LIM ,  Jeong-Nyeo KIM ,  Yong-Sung JEON

IPC: H04L29/06 ,  H04W12/06

CPC classification number: H04L63/0869 ,  H04L63/0853 ,  H04L63/205 ,  H04W12/00512 ,  H04W12/06 ,  H04W84/18

Abstract: Disclosed herein is an electronic device including a message creation unit for creating an authentication message that includes hardware information and security level information for mutual authentication with an additional electronic device; a communication unit for sending the authentication message to the additional electronic device and receiving an authentication message of the additional electronic device from the additional electronic device; an authentication algorithm selection unit for selecting an authentication algorithm for mutual authentication with the additional electronic device based on hardware information and security level information of the additional electronic device, which are included in the authentication message of the additional electronic device; and an authentication processing unit for performing a mutual authentication process using the selected authentication algorithm.