Layered protection system for computer's hard disk

Details Layered protection system for computer's hard disk Layered protection system for computer's hard disk

G - Physics

06

F

G06F 12/14 (2006.01) G06F 21/00 (2006.01) G11B 19/04 (2006.01) G11B 20/00 (2006.01) G06F 1/00 (2006.01)

Patent

CA 2055606

2055606 9101065 PCTABS00003 A system (10) and device (18) for controlling access to the hard disk memory portion of a computer on both hardware and software levels, with associated administrative control. A switching device (18) is inserted in the wiring between the hard disk controller and the hard disk (32), requiring the application of a key (34) or other suitable electronic or digital access means for operation of the switch allowing an unprotected mode, a mode wherein a disk (24) in a protected disk drive may be read from but not written to; a mode wherein a disk (24) in a protected disk drive may be written to but not read from and a mode wherein a disk (24) in a disk drive may neither be read from nor written to and a software program verifying the functioning of the hardware and providing means to detect an attempted access of a protected drive and maintaining a status log for security audit purposes. The key (34) and the software program being administratively controlled.

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