Patent ID: 8417970
Filing Date: 2013-04-09
Classification: G06F,G11B

Abstract:
1. An apparatus for storing key data of encrypted data, comprising: a cartridge casing accommodatable in a library unit; a key data recording medium section which is contained in the cartridge casing and which stores the key data of the encrypted data; a reading/writing section which is contained in the cartridge casing and which reads and writes the key data from and into the key data recording medium section; a first power supplying terminal which supplies power from a first power supplying section to the key data recording medium section contained in the cartridge casing in a state of being accommodated in a storage shelf of the library unit; and a second power supplying terminal which supplies power to the key data recording medium section from a second power supplying section, wherein the key data recording medium section is a volatile recording medium in which power supply through the first power supplying terminal or the second power supplying terminal is stopped when the cartridge casing is irregularly ejected from the library unit and the key data is deleted, the first power supplying section is included in the storage shelf, and the second power supplying section is included in a gripper of a transferring device that moves the cartridge casing.