US 11,750,373 B2
Method and apparatus for managing security key
Sangwan Kwon, Suwon-si (KR); Taeho Kgil, Suwon-si (KR); and Jinsu Kim, Suwon-si (KR)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed on Jan. 11, 2022, as Appl. No. 17/572,827.
Application 17/572,827 is a continuation of application No. PCT/KR2021/018232, filed on Dec. 3, 2021.
Claims priority of application No. 10-2020-0168720 (KR), filed on Dec. 4, 2020.
Prior Publication US 2022/0182226 A1, Jun. 9, 2022
Int. Cl. H04L 29/06 (2006.01); H04L 9/08 (2006.01)
CPC H04L 9/0819 (2013.01) [H04L 9/0866 (2013.01); H04L 9/0891 (2013.01); H04L 9/0894 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An electronic device for managing a security key, the electronic device comprising:
a communication unit;
a memory storing one or more instructions; and
at least one processor configured to execute the one or more instructions stored in the memory,
wherein the at least one processor is further configured to:
receive, through the communication unit, security information from each of at least one other electronic device,
determine a master electronic device based on a security level of the electronic device and a security level of the at least one other electronic device, the security level of the at least one other electronic device being included in the received security information,
generate a security key based on a result of the determination,
determine a portion to be removed from the security key for each security level of a plurality of electronic devices including the electronic device and the at least one other electronic device, and
provide, through the communication unit, a partial security key from which the determined portion is omitted, to the at least one other electronic device.