Patent ID: 9690944
Date: 2017-06-27
CPC Classifications: G06F

Claim:
1. A method for updating full disk encryption (FDE) software on a computer, the computer including a hard disk with an existing pre-boot compatibility verification component, the method comprising: obtaining an updated version of the FDE software; blocking operations of the FDE software on a boot drive of the computer; updating one or more components of the FDE software based on the updated version of the FDE software; modifying a booting process of an operating system of the computer to allow execution of a new version of the pre-boot compatibility verification component before the booting process; executing the new version of the pre-boot compatibility verification component, without decrypting and encrypting data on the boot drive, to determine if the boot drive is compatible with the updated FDE software; and if the boot drive is determined to be compatible with the updated FDE software, performing the booting process of the operating system of the computer.