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Recuperarea parolei de root pierdute

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Se mai intampla sa uitam parola root sau poate cineva a partuns neautorizat in sistem si a schimbat.

# mount /dev/hdaX /mnt/gentoo 

//hdaX partitia sau hdd-ul pe care este instalat Linux

#mount -t proc none /mnt/gentoo/proc

# chroot /mnt/gentoo /bin/bash

# env-update

# source /etc/profile

#passwd

..

...

#exit

#reboot

//schimbam parola si ai dam reboot dupa care putem intra in sistem cu parola setata



In cazul in care nu aveti CDROM sau cd-ul LiveCD Gentoo vom utiliza alta solutie penru recuperarea parolei de root

In timp ce booteaza Linux primul ce se va incarca va fi bootloader-ul.

In bootloader menu scrieti

init=/bin/sh 

Dupa care sistemul va boota in mod single mode root shell.

HDD-ul va in acest mod este montat Read Only de acea trebuia sa remontam in read-write mode

#mount -o rw,remount /dev/ROOT 





Unde schimbati ROOT in partitia pe care este instalat Linux

Pasul Urmator este modificarea fisierului /etc/shadow de unde vom sterge parola criptata. Si ultimul pas este resetarea parolei cu comanda #passwd

dupa care rebootati pentru a va loga cu noua parola.

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