US 12,001,692 B2
Access control system and access control method
Toshiyuki Aritsuka, Tokyo (JP); Takahiro Yamamoto, Tokyo (JP); Tatsuya Hirai, Tokyo (JP); and Hideo Saito, Tokyo (JP)
Assigned to Hitachi, Ltd., Tokyo (JP)
Filed by Hitachi, Ltd., Tokyo (JP)
Filed on Sep. 15, 2022, as Appl. No. 17/945,766.
Claims priority of application No. 2022-021028 (JP), filed on Feb. 15, 2022.
Prior Publication US 2023/0259288 A1, Aug. 17, 2023
Int. Cl. G06F 3/06 (2006.01)
CPC G06F 3/0622 (2013.01) [G06F 3/0655 (2013.01); G06F 3/0673 (2013.01)] 14 Claims
OG exemplary drawing
 
1. An access control system which controls user access to a resource, comprising:
at least one processor; and
at least one storage device which stores information defining conditions under which each user is allowed to perform resource access,
wherein the at least one processor acquires a first access request indicating an operation for a first resource in a target system by a first user,
determines based on the information whether or not the first access request is permitted,
acquires a result of an additional permission/disapproval determination of the first access request in response to the disapproval determination of the first access request, and
grants execution authority of the first access request by the first user according to the result of the additional permission/disapproval determination indicating permission.