A UEFI-based computer security startup protection method
A computer security and computer technology, applied in computer security devices, internal/peripheral computer component protection, computing, etc., can solve the problem of no OSLoader file security protection, achieve security protection, solve security risks, and prevent illegal extraction and tampering effects
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[0039] In order to better understand the present invention, the content of the present invention will be further explained below in conjunction with the accompanying drawings.
[0040] Such as figure 2 with image 3 As shown, the UEFI-based computer security startup protection method of the present invention is to perform the following steps before the computer enters the operating system:
[0041] S101: Make UEFI load the USB Key driver in the DXE stage;
[0042] S102: Determine whether the USB Key driver is loaded successfully, if yes, enter step S103, otherwise, enter step S113;
[0043]S103: In the BDS stage, the boot manager identifies the USB Key hardware and starts the USB Key device;
[0044] S104: After the USB Key is activated, identify the serial number of the USB Key;
[0045] S105: In the TSL stage, realize the first identity authentication by judging whether the serial number of the USB Key is legal, if yes, go to step S106, otherwise, go to step S113;
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