How To Reset The Root Password On Linux - RHEL (RHCSA EX200 Exam) скачать в хорошем качестве

How To Reset The Root Password On Linux - RHEL (RHCSA EX200 Exam)

#redhatlinux #Rockylinux #RootPassword In this video, you learn how to reset the root password on a Linux server. Please note that these steps assume you have appropriate permissions or consult your system administrator before proceeding. Step 1: Access GRUB Menu Reboot the RHEL server. Step 2: Edit GRUB Parameters Choose the RHEL kernel and press 'e' to edit. Step 3: Modify Kernel Parameters Locate the line starting with "linux" or "linux16" containing "ro". Add rd.break enforcing=0 at the end of the line, then press Ctrl + X to boot. Step 4: Mount Filesystem in Read/Write Mode When in emergency mode, execute: mount -o remount,rw /sysroot. Step 5: Access the Root Filesystem Enter: chroot /sysroot. Step 6: Change Root Password Reset root password with: passwd. Enter a new password and confirm. Step 7: Update SELinux File Context Run: touch /.autorelabel. Step 8: Exit and Reboot Type exit twice to leave the emergency mode and chroot. Reboot the system: reboot. Please be cautious while performing these actions, as they require root access and may impact system security if done incorrectly. #redhatlinux #Rockylinux #RootPassword #PasswordReset #SystemAdministration #Linux #rhel9 #rhcsa #rhce #security #RHCSA EX200 #server #networksecurity #systemengineer