Patent ID: 6484308
Filing Date: 2002-11-19
Classification: G06F,G11B

Abstract:
A method for maintaining data integrity on a hard drive in a computer system which can receive one or more removable hard drives, each of the hard drives identified by unique drive identification information, comprising the steps of:booting the computer system to begin computer system operation, wherein said step of booting uses a first removable hard drive comprised in the computer system; reading first drive identification information from the first removable hard drive in the computer system; storing said first drive identification information in a memory; the computer system entering a first state, wherein said first removable hard drive may be removed and a different hard drive may be inserted while the computer system is in said first state; reading second drive identification information from the hard drive in the computer system after said step of entering said first state; comparing said second drive identification information from the hard drive in the computer system with said first drive identification information; and preventing access to the hard drive in the computer system if said first drive identification information does not match said second drive identification information in said step of comparing.