Memory chip for converting data received from controller controlling reading and writing of data

摘要

According to one embodiment, a memory chip, which is connected to a controller that controls reading and writing of data in response to a request from an external device, includes: a memory including a special area that is a predetermined data storage area; a key storage unit that stores therein a second key that corresponds to a first key used by the external device to convert the data; a converting unit that receives, from the controller, data to be written into the special area and generates converted data by converting the data to be written using the second key; and a writing unit that writes the converted data into the special area.

主权项

1. A memory chip connected to a controller that controls reading and writing of data in response to a request from an external device, the memory chip comprising:
a memory including a special area that is a predetermined data storage area; a key storage that stores therein a second key that corresponds to a first key used by the external device to convert the data; a converter that receives, from the controller, data to be written into the special area and generates converted data by converting the data to be written using the second key; and a writer that writes the converted data into the special area.