Linux forgot su password

How do I reset a lost administrative password? - Ask Ubunt

This method of reseting/recovering of lost Linux root password should work on most of linux distributions. I have tested this method for couple years already, starting with debian woody,redhat and suse to ubuntu . Forgot Super SU PASSWORD. 2 posts. Thanks Meter: 0. Im a linux user so not 100% with android but im sure you will. reinstall the whole system or reinstall the application only? Forgot Super SU PASSWORD. Quote: Originally Posted by Ibuprophen note: i try 3 times until work…2 times lock (freez) after i hit F10, i dont have any explanation way GRUB block, i do exact the same stapes 2 times….gl

If you have forgotten your Linux password, Many people face this problem you are not alone. It is probably one of the most common tech support problems. Luckily if you are using Ubuntu/any Linux they made it incredibly easy to reset your password passwd - Unix, Linux Command. Advertisements. Previous Page. $ su user1 Password: You are required to change your password immediately (root enforced) Changing password for user1. (current) UNIX password: Enter new UNIX password: Retype new UNIX password When you launch an EC2 instance running Linux, you associate an SSH key pair with it, and then you use the private key to authenticate and log in to the After you log in using the user ID and password for your instance, you can run privileged commands using sudo as a prefix before each command, as..

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1. First and foremost, to recover a lost root password, we need to restart the Linux host, assuming you can’t remember the password for root (or superuser). Linux Mint Reset Password. 1 year ago. by Sidratul Muntaha. Password length: Your password must contain 8 characters or more (higher is better). At first, fire up the terminal and log into the admin account. sudo su -. Now, just like before, enter the command for changing the root password So you forgot your Linux/Ubuntu/Unix password? No worries, this article will guide you how to reset your Linux password in minutes.

How to Fix the No Sound Issue in Ubuntu Reboot the Linux machine by pressing the hardware reset button. In a default Linux installation, pressing CTRL + ALT + DEL hotkey might able to reboot Linux immediately too. Now, you can type passwd to reset the forgotten root password - without prompting for old root password, just type a.. We reset the admin password, but somehow we forgot the password. Generate the password hash you need using the following command on a Linux system: openssl passwd -1 mypassword (Note: if on a Check Point appliance, use cpopenssl instead) You will see a shell prompt, also note that we are logged in as root, i.e. we have superuser privileges, including the use of the passwd command:

If you forget your password while trying to run sudo from your WSL terminal, there's an easy way to reset it. Windows Subsystem for Linux (WSL) allows you to run a Linux terminal from a Windows 10 or a Windows Server system, and having powerful Linux tools in a Windows environment can be a.. Have you ever forgotten the root password on one of your MySQL servers? No? Well maybe I'm not as perfect as you. This is a quick h00tow (how to) reset your MySQL root password. It does require root access on your server. If you have forgotten that password wait for another article

Although this password cannot be recovered (by simple methods), but it can be reset and replaced with a new one, this guide will tell you what to do if forgot the Therefore, if you forgot the root password, but remember the password of the user who has the right to execute commands with sudo, then the.. If we create a user account with the default password, we can use this trick to force the user to change their account's default password when they first to their account. This will hopefully improve the security of their account. We can achieve this in two ways Any users from the group of administrators (whose account is in the group wheel) can change the password for any other user, both for unprivileged accounts, and for other administrators, including root. Therefore, if you forgot the root password, but remember the password of the user who has the right to execute commands with sudo, then the password can be restored with the passwd command. To change the root password, run: I have OrangePi Zero and have forgotten password. I have two users, root and ordinary user. Is it possible to change some file on SD card to reset password? Regards, M

6.3. Changing User Passwords. To change a password on behalf of a user, first sign on or su to the root account. Then type, ``passwd user'' (where user is the username for the password you are changing) Also good for resetting Linux Mint 17 password. The obvious reason you might want to reset your password is because you forgot it. If you did not configure full disk encryption and/or password-protect GRUB, the bootloader, anybody with physical access to the computer can reset the.. Having a strong password in Linux, is the most important thing you can do to protect your account or server and to keep your data secure. You can always asks our support team to generate a random and strong password from the command line in Linux, for your If you have a Linux Live CD (or USB), then you can boot into it and use it to reset the root password, too. In our example we will use a Ubuntu Live CD. Changing passwords as root does not prompt for the old password. While booting the system the GRUB2 Use the arrow keys to go to the line that starts with linux, linux16, or linuxefi. Go the the end of that From the desktop, open a terminal and switch to root using su (it won't ask for a password)

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Forgot Username or Password. If you can't log in, select the situation that applies to you below and follow the troubleshooting steps to get back into your account again. Go to the Forgot Password or Username page. Enter your account email address, but leave the username box blank! Click Continue Password Change. Run chroot to access the system. Type the new root password twice when prompted. If you are successful, you should see a message that all authentication tokens updated successfully. That allows me to issue sudo su and sudo su - passwd

I've enabled Linux in Chrome OS 69 and now I'm trying to su root but I'm prompted for a password. Is there a default password set? The root account doesn't have a password set. You use sudo if you need to execute commands with elevated permission First way Let’s start, we need to get into the boot menu of GRUB. When the computer boots, hold down the “SHIFT” key. In the grub boot loader to select the desired OS and press “E” to edit the boot. Next we need at the end of the kernel line, after quiet splash add rw init=/bin/bash and press “F10” to boot.That’s it! Related posts: How to Install Linux Bash in Windows 10 Reset Lost Root Password in Windows Subsystem for Linux How to Reset Forgotten Root Password for Linux? How to Reset Forgotten Ubuntu Password Previous Post: How to Force SQL Server User to Change Password at Next Login Next Post: Find Lost Product Key from SQL Server 2017 / 2016 / 2014 Instance Posted in Others, Tips & Tricks, Windows 10 In single-user mode, credentials are not asked (, password), while the logged user has superuser permissions. In this mode, using the familiar passwd command, it is possible to set a new password. Now we attempt to edit grub's boot option. Press "e" to edit the first grub menu option and navigate to kernel line: SUBSCRIBE TO NEWSLETTERSubscribe to Linux Career NEWSLETTER and receive latest Linux news, jobs, career advice and tutorials. Press "e" key again to edit and remove:

There are ways you can reset Ubuntu root password. Just read along, I'll provide you solutions. We'll reset password in Ubuntu in 3 different ways. So this happens, on occasion, you may forget your Ubuntu password. Screwed right? Not really To reset the Kali Linux root password, we will use the Advanced Options. Now, according to the snapshot, follow the steps and Reset Forgotten Linux Root Password. First, restart the desktop of Kali Linux After successfully boot you will be presented with bash command prompt: On some linux systems, you will need to completely mount / and /proc partitions. To do that, enter following linux commands:

I am sure that people in the know can restore almost any password, it is important to know HOW. But I was wondering just how to recover passwords in my favorite OS is Linux Mint. In this article we will focus on the recovery of lost passwords for Linux Mint 6. At this point we need to jail ourselves in the “mnt/recovery” directory. What this means is that we are pretending to be on the regular Linux filesystem. This is simply known as chrooting.You need to modify it or change it from “read-only” mode to “read-write” mode. Find the line beginning with “Linux.” After, look for “ro,” and change it “rw.” Add init=/bin/bash at the end of the line. Linux. Sudo, the one command to rule them all. It stands for super user do! It is much better than logging in as root, or using the su switch user command. Read on to see what sudo can do for you! So what does sudo actually do? If you prefix sudo with any linux command, it will run that command.. Note for UEFI: If you use UEFI instead of GRUB, then also see this article, it tells you how to change kernel boot parameters in this case.

Note: the method of resetting a root password is similar for most distros. In this article we are using Ubuntu. Also, we will be using “root password” throughout the tutorial, but it can refer to a superuser’s password, too.</> I installed kali in my s6 with linux deploy but cant as root. If i set a user in linux deploy i can with that user but it doesnt have root permission , this user doesnt even have permissions to execute sudo . , the. If you do not have other administrative accounts and if you forgot the Linux account password, you cannot enter the operating system, then to reset the password we need a single-user mode.

I have mint 17.1 cinnamon and cannot reset my password. I've tried these commands in various ways and it does not work. I get this error message " bash: cannot set terminal process group (-1): inappropriate ioctl for devicebash: no job control in this shelldircolors: no shell environment variable, and no shell Type option given"(none) /# Kali Linux Default root Password is toor. During installation, Kali Linux allows users to configure a password for the root user. However, should you decide to boot the live image instead, the i386, amd64, VMWare and ARM images are configured with the default root password - toor, without the.. If you forgot your Yandex password, try resetting it manually. Just follow the instructions on the Restore Access page passwd: Authentication token lock busy * NOTE: On some Linux distributions, you will have /proc mounted already if this is not your case, just run following linux command:If you do not know your user name(perhaps you want to hack someone else’s computer), then enter the command ls /home By default in the restore mode, the file system is read-only and you can’t just overwrite the user’s password, but knowing a needed command you can fix it. Enter the following command, which will open write access mount -o rw,remount / Next you need to enter the command to change the password passwd yourusername The word “yourusername”, I mean the user name in your system (On my screenshot – shekin)

Fix Broken Sudo

Most other Linux distributions require you to set a root password as well as the one for your account. Therefore, you cannot log in as root or use 'su -' command to become a superuser. To run all administrative command use the sudo command on Ubuntu. sudo allows a permitted user to.. I am sure that people in the know can restore almost any password, it is important to know HOW. But I was wondering just how to recover passwords in my favorite OS is Linux Mint. In this article we will focus on the recovery of lost passwords for Linux Mint. So, the following method is good because it is done very quickly and allows you to change the password to one or more users. On my operating system as most people have only one user, therefore the password root changing along with the password of the Main user. That is, if I change the password to my single user l4l, then user root will automatically change the password. On other operating systems, I think the user root as separately. In any case I am not interested in, the main thing here everything is convenient and WORKS))))To recover the lost password of a superuser (or root user),  it is done quite differently. Nonetheless, this method of recovering a lost password allows any malicious user with physical access to your Linux host to gain complete ownership.

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[ubuntu] forgot my SU password Foru

  1. How to Install Safari on Linux
  2. sudo passwd username Where instead of username you need to substitute the name of the Linux user account.
  3. The letters ro indicate that the file system is mounted read-only and for this reason the made changes cannot be saved. Let us remount the file system:

Video: Recover - Reset forgotten linux root password - LinuxConfig

Forgot your Ubuntu admin password? Here is how to reset root password in Linux within minutes. Reset Ubuntu password from recovery mode. If you prefer watching videos to reading text, I've also made a video of this tutorial. Don't forget to subscribe to our YouTube channel for more Linux tutorial.. How to change password for Linux user Any users from the group of administrators (whose account belongs to the wheel group ) can change the password for any Those. if you have forgotten the root password, but remember the password of a user who has the right to execute commands with sudo.. Se la password inserita è sbagliata, esegui nuovamente il comando su e prova ancora. Ricorda che le password sono case-sensitive, cioè differenziano le Questa procedura funziona per la maggior parte delle distribuzioni di Linux più diffuse (Ubuntu, CentOS 7, Debian). Tuttavia esistono moltissime altre..

How to Reset the Root Password in Linux - Make Tech Easie

  1. In this post will guide you simple steps to reset forgotten root password in RHEL, CentOS and Fedora Linux with example. There are various ways to reset root password which are. Here, in this article we are going to review Booting into single user mode option to reset forgotten root password
  2. In case you forgot your password, you can always reset your password with root user. With root user, you can check the details of the password management, regarding when the password is set, and the password duration etc for all user or particular user
  3. When it comes to Linux, various distros use various ways of configuration and security etc. But for the most part, recovering the root password can resolved in several ways. First off, not completely sure about Ubuntu, but in order to enable capabilities to ssh in as root, you'll need to edit the sshd_config..
  4. al and when it asks for the password I have no idea what it is. su password in ter
  5. NordPass password manager remembers your complex passwords, auto-fills online forms and lets you access them from anywhere. No more forgotten credentials or account resets - NordPass has got your back
  6. You just installed Ubuntu and forgot what password you selected during the installation process. Well, this tutorial will help you reset your Ubuntu user account password, regardless of what If you have a dual-boot (Ubuntu is installed next to Windows, another Linux operating system, or Mac OS X..

linux - Forgot su password at virtual machine? - Super Use

How to reset a forgotten password in Linux - Ethical hacking

  1. User passwords are changed in Ubuntu using the passwd command. In this article, we will explain how a root user can change his/her own password on a Ubuntu server. Then take a look here: 7 Methods to Generate a Strong Password in Ubuntu. Step 1: Open the Ubuntu command line
  2. lubuntu is a is a lightweight Linux/Ubuntu that makes it suitable to virtual environments, that you run with But as we are all only human from time to time we forget our passwords but unfortunately there is Now to reset the password. Type passwd Ar50N (replace Ar50N with your own user name or the..
  3. ute like a..
  4. al. However, what if the superuser (or root user) loses his/her password?
  5. If you forget an Ubuntu username and password, you can access the system by using the root super user credentials to reset the user password. Enter the following command to change the root password: passwd where username is the username for which you have forgotten the password
  6. mount -n -o remount,rw / 6. You can now reset your lost root password by using the following command:
  7. I'm new to Fedora-17 and Linux. I've stumbled upon a problem after created my su password; I added some sequence and after this see prompt Setup is complete! But generally I didn't remember this password. It's a VMware virtual machine (on a Windows XP system)

Forgot Ubuntu Password? Here's How to Reset User Password in

  1. , vmware, and ubuntu. I had an Ubuntu VM in VMWare that I'd lost the password to, and I wanted to reset it so that I could get back to coding. Typically, with a desktop computer or a server, you hold down some key while the computer is booting to get into the..
  2. First you need to get into grub menu options. This menu is displayed right at the beginning of the boot. If you cannot see your grub menu options press "ESC' key.
  3. Lightworks for Linux. Reset your Password. Please enter the e-mail address for your account. Once you have received the token, you will be able to choose a new password for your account
  4. mount -o remount,rw / mount -o remount,rw /proc * NOTE: If you are not sure that if your partition is already mounted RW, run the above command anyway as, otherewise on some systems you will not be able reset your root password. If you fail to do so, you get this error displayed on the screen:
  5. To move to the end of the line and to the beginning of the line (in the second step), use the keyboard shortcuts Ctrl+a and Ctrl+e.
  6. fdisk -l In most cases it will be “/dev/sda1,” though it can differ depending on how your hard disk is partitioned.

Forgot Linux Bash Password in Windows 10? How Can I Reset

Video: Reset the password for ROOT or any user • MintGuide

With most Linux distributions we can use following routine to reset the forgotten password. 1 Enter GRUB menu with editing mode. 2 Add single-user boot option to GRUB menu 1. Download the latest version of Ubuntu, and create a bootable Live CD/USB from it. Boot your system from it. Contact: Website. Re: su password and bits and bobs. Quote. I always forget about options for sudo, at least my fingers never seem to type then even when my brain tells them too. Location: Berkshire, England. Re: su password and bits and bobs

How to Reset Forgotten Password in Linux: 4 Steps (with Pictures

  1. forgot my SU password. Hello friends, I created root password. Re: forgot my SU password. This is not a supported way of doing things. Ubuntu does not have a root password by default. If you need to accomplish something as root, enter
  2. Restart the computer and can use the new password. Second way Recently read about another method of password recovery. Starts the same way, we need to enter GRUB
  3. The Linux command 'su' is used to switch from one account to another. As you can see su asked me root password and gave error 'Authentication failure' because I have not setup root password. I mentioned above in most distributions root password is not configured by default
  4. If you run lilo boot loader instead of grub you can use the same method but with some modifications on how to edit lilo boot prompt.
  5. password. All you have to do is to follow the..

Note that the changes made in the second step (changing the download options) are temporary - they affect only one subsequent booting. Therefore, when you reboot at the fifth step, you do not need to do anything - the system will operate in normal mode. If you never set, forgot, or need to change your MySQL password, you're in luck. This article walks you through these steps, so you'll never be at a loss The Linux distribution being used doesn't matter (as long as you have admin access, either by way of su or sudo). SEE: 20 quick tips to make Linux.. init=/bin/bash You may have some different boot options but the main part you need to change/add is init=/bin/bash. You will get something similar to this:

Reset Password for WSL Linux Distro in Windows 1


You probably know that in Ubuntu/Debian, you should not run as the root user, but should use the sudo command instead to run commands that require root privileges. However, it can also be inconvenient to have to enter your password every time that you use sudo Trust me, resetting root user password on Linux is very easy. First, we will start from Arch Linux. 1. Reset root user password in Arch Linux. This method was tested in Arch Linux, however It may work on other Arch based Linux distros such as Antergos, Manjaro Linux etc. Forgot your password? - Bỏ qua cách sử dụng chế độ 'recovery mode' trên Ubuntu để reset root password. - Tìm đến dòng entry cấu hình bắt đầu bằng linux sau đó thêm cấu hình kích hoạt chế độ read-write mode rw và init=/bin/bash vào cuối dòng cấu hình Forgotten password. To reset your password, submit your username or your email address below. If we can find you in the database, an email will be sent to your email address, with instructions how to get access again To Change Your Password. Through the automatic emailer. Through MySQL Command Line. Here's a list of different ways to reset a password. The method that you use depends on the type of access that you still have to your website

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How to Reset Forgotten Passwords in Ubuntu 16

The site has moved to a new engine, help me fix bugs, send me your notify by selecting that text and pressing Ctrl+Enter.I have the same OS and ran into the same problem after installing, the OS changed my PW. I tried a lot of the suggestions from the internet and nothing worked. Finally I decided to install the OS again and this time I just used one letter for a PW and it worked good. If you have the OS disc, try this or if you don't have the disc, download the OS and get it on a disc. Good Luck!!!

When you forgot your root password in Linux, you lost all administrative privileges to your machine. In Linux, regular users and superusers are allowed to access services via password authentication. In the case a regular user can't remember his/her password, a superuser can reset.. If you’re running Windows 10 Creators update or earlier, you can change the default Bash user to “root” by running this command: lxrun /setdefaultuser root The next time you open the Linux Bash shell, it will log you as root without asking a password. You can use the passwd command to set up a new password for any UNIX user account. passwd user_name

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Once selected, you will see a window with many options, but for password recovery, you only need one – root In addition to having to mount a file system for save changes, RHEL/CentOS 7 also has a nuance related to the presence of SELinux.

So why don't Linux have a forgotten password 'button' that could text/email me a temporary access code. Seems that anyone in the know could brake into my computer now? Although the root password reset algorithm is similar, but there may be some nuances in different distributions, let us take a closer look at them. All images for VirtualBox and VMware have the same username and password. After logging into virtual machine that you've downloaded from here you can change 'username' & 'password' or Username - osboxes Password - osboxes.org For Root user account Password - osboxes.org How can I reset the Bash password of Ubuntu Linux shell in Windows 10? When you install Ubuntu Bash shell on your Windows 10 PC, Windows will prompt you to create a UNIX user account. If you’ve forgotten the password, this tutorial can help you reset it easily.

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Linux reset forgotten root password - nixCraf

sudo su. If you are using a distribution which allowed you to set a root password when you installed the distribution then you can simply use the following The su command switch to any other user's account. This ability is useful when you're testing user-account provisioning Resetting your systems root password may be a necessary step if you have forgotten it or have bought a used computer which you don't want to setup anew. Doing so without any installation medium saves you a blank CD and a bit of time. To start, restart your computer and get to the GRUB menu by.. This guide will show you how to reset a forgotten root password. Several methods are listed to help you accomplish this. Warning: An attacker could use the methods mentioned below to break into your system

A. You can reset forgotten root password under Linux by booting system into single user mode or emergency mode (also known as rescue mode). Now press the b key to boot the Linux kernel into single user mode. At prompt type passwd command to reset password: You need to mount at least.. Forgot your Ubuntu password? Well, this quick tip is going to show you how to reset user (or root) password in Ubuntu 16.04 LTS. It's easy to change a password in Ubuntu Linux via passwd command. The key is how you can get into the root command console with super user privilege

The password would be whatever the root password is set to. Most Linux distributions allow you to assume root by simply entering su, followed by your password. Ubuntu-based distributions disable the root account by default, and you are expected to use the sudo command before any command.. Lost User Password So you forgot your user password, eh? The following steps assume you've forgotten your user password but remember your root password. If you don't remember your root password, skip down to that section Linux su password. Ask Question. Asked 8 years ago. This being said, su opens its controlling terminal to read the password, not stdin. You can use sudo with the -S option to read the password from stdin

On the screen there is no interesting line for us, swipe the cursor keys down and find the line starting with linux. On the screen is missing the line we need, swipe the cursor keys down and find the line starting with linux16:

Next, run the following command to set “root” as the default user for Linux Bash shell. ubuntu config --default-user root How can I reset the Bash password of Ubuntu Linux shell in Windows 10? How to Reset Linux Bash Shell Password in Windows 10? To get started, open a regular Command Prompt (or PowerShell). Just type cmd in Cortana search box on the taskbar, and you can then click Command.. The last step is to reset your default user back to your normal Linux account. Type this in the Command Prompt: ubuntu config --default-user user_name Sound: Advanced Linux Sound Architecture v: k4.10.-38-generic Network: Card: Intel Wireless 3165 driver: iwlwifi bus-ID: 01:00.0. IF: wlp1s0 state: up mac: <filter> Drives: HDD Total Size: 1000.2GB (3.5% used)

Linux su password - Stack Overflo

Forgotten Password. Thread starter maneagle. With luck, when you get back to your Linux Mint desktop, your new password will be active and ready to use. Test it out by opening a terminal and giving the command: sudo apt update to update your system repositories ( 1 assessment, average 5 from 5 ) 11 Leave a Reply This comment form is under antispam protection 11 Comment threads 0 Thread replies 0 Followers   Most reacted comment Hottest comment thread 9 Comment authors Recent comment authors This comment form is under antispam protection   Subscribe   newest oldest most voted Notify of new follow-up comments new replies to my comments GuestNoneHello!Tested it out, and it works, but:This method is only able to change root password if, and only if root password is the same as admin password.That is, you can change the admin password, but not the root password. The root password should of course have its own password.

forgot root password - Linux Mint Forum

Con 1Password X puoi creare password uniche e memorabili, accedere facilmente agli account, compilare i dettagli della carta di credito e utilizzare Puoi utilizzare lo strumento come un semplice client 1Password basato su testo, oppure puoi integrarlo perfettamente affinché funzioni con i tuoi.. In Arch Linux, the file system is mounted with write permissions by default. Therefore, you can immediately change the password using the command If you forgot the password for your user account in a WSL Linux distro, and are unable to log in to its console, then this article will Each Linux distribution running on the Windows Subsystem for Linux has its own Linux user accounts and passwords. You will have to configure a Linux user account.. passwd: Authentication token manipulation error passwd: password unchanged To understand the cause of the error, enter the command:

How To Reset Forgotten Kali Linux Root Password

6 Best Alternatives to Apple's Magic Keyboard Forgetting your Ubuntu desktop or server password may prevent you from logging on physically or remotely. Next, select *Ubuntu, with Linux.x.x-generic (recovery mode). select the recovery mode for the same Grub version as the default they both should have the same version numbe In this case, after the kernel is loaded, the control immediately proceeds to bash that allows you to change the passwords for all users. A working example can be seen in the picture below. Just write the command: passwd Username where Username is the name of the user. Then simply enter the new password.2 . Once the GRUB page appears, quickly select the “*Advanced options for GNU/Linux” option by pressing the down arrow key and Enter button.

How To Reset Any Linux Password

Reset Forgotten Kali Linux password is easy as piece of cake for all users. 6. To reset root password of Kali Linux system, simply type passwd root and hit the enter. Then type the new password twice for the root user When I configured CMX 10.3,I forgot the webUI password. The username is admin,and I forget the password. I tried to find the config files in the linux system,but I can't find the files. I'm very anxious now Here, Linux is the label for booting the Linux kernel in the default Debian install. Solution 1. At the lilo boot screen, as soon as boot: appears (you Boot from any emergency boot/root disk set. If /dev/hda3 is the original root partition, the following will let one edit the password file just as easily as the above

How to reset Kali Linux forgotten root password - Reset Kali Linux

Affiliate Disclosure: Make Tech Easier may earn commission on products purchased through our links, which supports the work we do for our readers. When you set the password in Ubuntu,Debian and Linux Mint , you can check root password by directly from command terminal. su -l root A tutti può accadere di smarrire o di dimenticare la password di amministratore di sistema di un computer con GNU/Linux, ma in queste circostanze Nei passaggi successivi di questa guida, a tale proposito, ci occuperemo di spiegarvi come modificare o reimpostare la password di root su Linux..

Reset Forgotten User Password on Ubuntu Website for Student

2. On the display screen select “Try Ubuntu.” This will bring you to the Live CD desktop. The su (short for substitute or switch user) command allows you to run utility Using su is the simplest way to switch to the administrative account in the current session. su. You will be prompted to enter the root password, and if authenticated the user running the command temporarily becomes root Linux and root account password By default root account is locked under Ubuntu Linux. Therefore, you cannot log in as root or use 'su -' command to become a superuser. To run all administrative command use the sudo command on Ubuntu. sudo allows a permitted user to execute a command as..

Once I commented this out, I was able to sudo without password. I hope this is of use to someone else. Props to topdog and Daniel Serodio for the original answer with regard to su rather than sudo Unix & Linux Stack Exchange is a question and answer site for users of Linux, FreeBSD and I can enter to the recovery console but asks me the root password, so this doesn't solves anything. Don't have a fedora, su untested, but the general approach should be editing the command line of the menu.. To interrupt the loading of GRUB (the first step) during startup of the computer, press and hold the SHIFT key - it works always, even on Linux Mint, where by default the GRUB menu display is disabled.

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