Method for protecting data in a hard disk

Details Method for protecting data in a hard disk Method for protecting data in a hard disk

2007-02-22

2010-06-22

Song, Hosuk (Department: 2435)

Information security

Prevention of unauthorized use of data including prevention...

C726S027000, C726S030000

Reexamination Certificate

active

07743424

ABSTRACT:
The present invention discloses a method for protecting data in a hard disk, such that when a computer executes a power-on self test (POST) of a basic input/output system (BIOS), completes initialization of memories and calls an interrupt routine of the BIOS to read a hard disk area after initialization program codes of interface devices of all hard disk are executed, the computer will determine whether or not the hard disk has added a protection description data with a portion that matches with a computer identification code of the computer before accessing data in the hard disk.

REFERENCES:
patent: 6052781 (2000-04-01), Weber
patent: 6061788 (2000-05-01), Reynaud et al.

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