Complete GRUB encryption graphic tutorial

Article Title: full solution to the GRUB encryption graphic tutorial. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.

GRUB encryption is a common task in LINUX. But today I checked this on the internet and found that many people wrote it very easily, and the methods were outdated. Therefore, here I update GRUB encryption. Share with you.

GRUB is to configure the/boot/grub. conf file.

First, let's talk about the benefits of GRUB encryption.

1. users who do not know the password cannot start the system.

2. prevent others from modifying startup parameters.

######################################## ##############################

GRUB encryption is divided into two types.

1. Global Encryption

2. Partial Encryption

Global encryption:

Function: the startup interface is locked and disabled.

E to edit the commands before booting

A to modify the kernel arguments before booting

C for a command-line

The main function of global encryption is edit the commands, because this superscript will see a local password.

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