US 12,238,515 B2
Apparatus and method for SSP device and server to negotiate digital certificates
Kangjin Yoon, Suwon-si (KR); Duckey Lee, Suwon-si (KR); Hyewon Lee, Suwon-si (KR); and Jonghoe Koo, Suwon-si (KR)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed on Dec. 18, 2023, as Appl. No. 18/544,179.
Application 18/544,179 is a continuation of application No. 17/503,155, filed on Oct. 15, 2021, granted, now 11,849,317.
Application 17/503,155 is a continuation of application No. 16/565,389, filed on Sep. 9, 2019, granted, now 11,153,752, issued on Oct. 19, 2021.
Claims priority of application No. 10-2018-0107384 (KR), filed on Sep. 7, 2018.
Prior Publication US 2024/0121603 A1, Apr. 11, 2024
Int. Cl. H04L 29/06 (2006.01); H04L 9/08 (2006.01); H04L 9/32 (2006.01); H04L 9/40 (2022.01); H04W 12/0431 (2021.01); H04W 12/06 (2021.01); H04W 28/18 (2009.01); H04W 72/56 (2023.01); H04L 9/00 (2022.01); H04L 67/01 (2022.01)
CPC H04W 12/0431 (2021.01) [H04L 9/0844 (2013.01); H04L 9/3265 (2013.01); H04L 9/3268 (2013.01); H04L 63/166 (2013.01); H04W 12/06 (2013.01); H04W 28/18 (2013.01); H04W 72/56 (2023.01); H04L 9/50 (2022.05); H04L 67/01 (2022.05)] 20 Claims
OG exemplary drawing
 
1. A method of a local bundle assistant (LBA) negotiating a certificate with a secondary platform bundle manager (SPBM) in a wireless communication system, the method comprising:
delivering, to a secondary platform bundle loader (SPBL) of a secondary secure platform (SSP), a request message;
obtaining, from the SPBL, a response message including information, wherein the information includes family identifier associated with secondary platform bundle, information associated with SPBM certificate, and information associated with SPBL certificate, the information associated with SPBM certificate being used for SPBL to verify the SPBM certificate and the information associated with SPBL certificate being used for SPBM to verify the SPBL certificate, as a response to the request message;
establishing a transport layer security (TLS) connection with the SPBM;
transmitting the information to the SPBM; and
receiving, from the SPBM, the SPBM certificate identified based on the information associated with SPBM certificate, information related to SPBL certificate to be used by the SPBL identified based on the information associated with SPBL certificate, and the family identifier.