公开(公告)号：US20250147879A1

公开(公告)日：2025-05-08

申请号：US18910571

申请日：2024-10-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Myeongjong JU ,  Kyungwoo NOH ,  Jisoo KIM ,  Younsung CHU

IPC: G06F12/02

Abstract: A storage device includes a memory and a memory controller configured to control the memory. The memory controller includes a one-time programmable (OTP) module, the OTP module including a hardware area and being configured to store, in the hardware area, a logic bit indicating an initial operation restriction state of an instruction code. The memory controller is configured to output an operation restriction state of a vendor unique command (VUC) based on a state table corresponding to the instruction code.

公开(公告)号：US20210216616A1

公开(公告)日：2021-07-15

申请号：US17036844

申请日：2020-09-29

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seungjae LEE ,  Mingon SHIN ,  Jisoo KIM ,  Hwasoo LEE ,  Myeongjong JU

IPC: G06F21/32 ,  G06F12/14 ,  H04L9/32

Abstract: A memory controller and a storage device including the same are disclosed. A memory controller for controlling a nonvolatile memory includes: a security access control module configured to convert biometric authentication data received from a biometric module into security configuration data having a data format according to a security standard protocol and perform, based on the security configuration data, at least one of authority registration and authority authentication of a user authority set for an access control of a secure area of the nonvolatile memory, encrypted user data being stored in the secure area; and a data processing unit configured to, based on an access to the secure area being permitted, encrypt user data received from a host device or decrypt the encrypted user data read from the secure area.