Sudo (superuser do) is a command utility allowing trusted users to run commands as root. It is necessary to run a program requiring root access. Only certain users in the sudo/wheel group can do it. If an unauthorized user attempts to run a command, sudo will notify the administrator via email. Let’s look at how […]
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Learn how to eliminate the hassle of typing your password for every sudo command in Linux, whether you want to run specific commands or even all of them, with this step-by-step guide.
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Run0 is a powerful privilege escalation app similar to sudo and doas. In this guide, learn how to use Run0 to run as root and make shells in Linux.
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Looking for a privilege escalation tool for your Linux system? Read our comparison of Run0 vs Sudo to find out which one is the best for you.
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Lennart Poettering reveals run0 in systemd v256, a fresh take on secure privilege escalation, aiming to phase out traditional SUID binaries.
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This tutorial explains how to allow or deny sudo access to a group in Linux for improved Linux security and efficient group management.
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This tutorial will show you how to create a password-less sudo command on Ubuntu and Linux Mint distributions.
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Sudo is the default utility on Unix-Linux systems, which is known as SuperUserDo. Learn how to configure sudo in Linux here.
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Here’s the simplest way of fixing the annoying error sudo command not found in Debian, Ubuntu and various Linux distros.
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It’s not reliable to allow multiple users to have access to the root account, especially when one or more sudo users reside on your system, so you can simply lock it by disabling the su command.
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As Linux administrators, you have to go through tons of things like securing the system against unknown access and creating standard users instead of allowing direct root access. Sometimes, even the normal user requires some extra privileges depending upon their role. Switching to a different user or accessing a root account is one of them. […]
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This guide explains how to change a user password in Linux and how to allow a user to change the password of certain other users via sudo.
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This guide explains how to run particular commands without sudo password in Linux and Unix-like operating systems.
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Ever got a ‘Permission denied’ error while working on the Linux command line? Chances are that you were trying to perform an operation that requires root permissions.
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The sudo command allows a user to administer a Linux system with the security privileges of another user. Learn how to create a sudo user in openSUSE Linux here.
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This brief guide explains how to reset sudo password in Ubuntu 22.04 LTS and 20.04 LTS desktop and server editions from rescue mode.
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There’s a “sudoers” file in your Linux system that permits and denies users from gaining super-user access. Learn how it works and how you can extend it.
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This brief guide explains how to run commands as another user via Sudo and how to run certain commands without the sudo password in Linux.
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The su command allows you to run a command as another user and group. Learn how to disable su access for Sudo users here.
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Once in a while, you will encounter the above error after making changes to /etc/hostname. And the resolution of this error is pretty simple.
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