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