SECURITY MANAGEMENT UNIT, HOST CONTROLLER INTERFACE INCLUDING THE SAME, METHOD FOR OPERATING HOST CONTROLLER INTERFACE, AND DEVICES INCLUDING HOST CONTROLLER INTERFACE

摘要

#$%^&*AU2013242802B220180531.pdf#####ABSTRACT A method of operating a host controller interface includes receiving a buffer descriptor including sector information from a main memory, fetching data by using a source address included in the buffer descriptor, selecting one of a plurality of entries included in a security policy table by using the sector information, and determining whether to encrypt the fetched data by using a security policy included in the selected entry.