公开(公告)号：US20230141861A1

公开(公告)日：2023-05-11

申请号：US18052344

申请日：2022-11-03

申请人： Samsung Electronics Co., Ltd.

发明人： Joonhyuck Shin ,  Suhwan Kim ,  Kilmo Choi

IPC分类号： G06F12/14 ,  G06F12/02 ,  G06F13/28

CPC分类号： G06F12/1408 ,  G06F12/0246 ,  G06F13/28

摘要： An operating method of a data storge device including a buffer memory, a non-volatile memory, and a controller, includes receiving, from a host, an encryption request for data stored in the buffer memory, and performing an encryption operation in response to the encryption request, wherein the performing of the encryption operation comprises performing a program operation, the performing of the program operation comprises receiving a physical address of a buffer region of the non-volatile memory, generating encrypted data by causing an encryption module included in the controller to be in an on state to encrypt the data stored in the buffer memory, and programming the encrypted data in the buffer region of the non-volatile memory based on the physical address.