Hack Grub system Startup password and single user password

Hack Grub system Startup password and single user password

1 Entering rescue mode

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2 Select default OK

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3 Select default OK

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4 Select No, do not create a network.

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5 Select Continue Continue

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6 Select default OK

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7 Select default OK

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Select Open Shell start Shell OK

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9 Viewing partition mount information using the DF command

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10 use Chroot/mnt/sysimage to switch to the root directory.

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11 Then use VI braid grub.conf

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12 Delete single user or system encrypt two lines of content, can realize boot without password normal start and no password can enter single user mode.

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13exit exit the root directory, reboot restart.

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At this point, the hack is complete

This article is from the "Operation and maintenance to show the Future" blog, please make sure to keep this source http://mashaojie.blog.51cto.com/3166974/1852287

Hack Grub system Startup password and single user password