US 12,464,348 B2
Method and device for setting state of bundle after transfer of bundle between apparatuses
Taehyung Lim, Suwon-si (KR); Jonghoe Koo, Suwon-si (KR); Kangjin Yoon, Suwon-si (KR); Duckey Lee, Suwon-si (KR); and Hyewon Lee, Suwon-si (KR)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Appl. No. 17/762,047
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
PCT Filed Sep. 21, 2020, PCT No. PCT/KR2020/012728
§ 371(c)(1), (2) Date Mar. 18, 2022,
PCT Pub. No. WO2021/054808, PCT Pub. Date Mar. 25, 2021.
Claims priority of application No. 10-2019-0116222 (KR), filed on Sep. 20, 2019; application No. 10-2019-0140219 (KR), filed on Nov. 5, 2019; application No. 10-2019-0150329 (KR), filed on Nov. 21, 2019; application No. 10-2019-0150466 (KR), filed on Nov. 21, 2019; and application No. 10-2020-0120292 (KR), filed on Sep. 18, 2020.
Prior Publication US 2022/0385670 A1, Dec. 1, 2022
Int. Cl. H04L 9/40 (2022.01); H04W 8/20 (2009.01); H04W 12/06 (2021.01); H04W 12/71 (2021.01)
CPC H04W 12/06 (2013.01) [H04L 63/0869 (2013.01); H04L 63/0876 (2013.01); H04L 63/104 (2013.01); H04L 63/105 (2013.01); H04W 8/20 (2013.01); H04W 12/71 (2021.01)] 15 Claims
OG exemplary drawing
 
1. A method performed by a first terminal, the method comprising: transmitting, to a second terminal, a bundle to be installed at the second terminal, wherein the bundle is a secondary platform bundle (SPB) included in a smart secure platform (SSP) of the first terminal; receiving, from the second terminal, a first attestation generated by the second terminal, wherein the first attestation includes information on a bundle state of the second terminal, an SSP identifier of the second terminal, and a signature of the second terminal; verifying the first attestation by checking a validity of the SSP identifier and the signature; deleting the bundle in response to the first attestation being verified; generating a second attestation including information on a bundle state of the first terminal, an SSP identifier of the first terminal, and a signature of the first terminal; and transmitting, to the second terminal, the second attestation, wherein the bundle state of the second terminal is changed on the second terminal after verifying the second attestation.