公开(公告)号：US20130223628A1

公开(公告)日：2013-08-29

申请号：US13674174

申请日：2012-11-12

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Youngjin CHO ,  Hyunsik KIM

IPC: H04L9/08

CPC classification number: G06F21/78 ,  G06F12/1408 ,  G06F21/72 ,  H04L9/08 ,  H04L9/0861 ,  H04L9/0897

Abstract: A memory controller controlling a nonvolatile memory is provided. The memory controller includes an encryption key feeder configured to feed a cipher key according to a logical address transferred from a host; and an encryption engine configured to perform an encryption operation on data transferred from the host or a decryption operation on data transferred from the nonvolatile memory device, using the cipher key provided from the encryption key feeder.