公开(公告)号：US11914879B2

公开(公告)日：2024-02-27

申请号：US17724857

申请日：2022-04-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Moon Chan Park ,  Ji Soo Kim ,  Youn Sung Chu

IPC: G06F3/06

CPC classification number: G06F3/064 ,  G06F3/0622 ,  G06F3/0656 ,  G06F3/0658 ,  G06F3/0679

Abstract: A storage controller and a storage system comprising the same are provided. Provided is a device security manager configured to set a first device security zone to allow a first tenant to access first tenant data stored in a non-volatile memory, receive access information from a host device and writing the received access information in a mapping table, wherein the access information includes a first host memory address in which the first tenant data is stored in the host device, a first namespace identifier for identifying the first tenant data stored in the non-volatile memory, a first logic block address corresponding to the first namespace identifier, and an encryption key, encrypt the first tenant data by using the encryption key, and write the encrypted first tenant data in the first device security zone of the non-volatile memory.