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A command line tool for Unix. su (substitute user) allows users to switch the terminal to a different account by entering the username and password of that account. If no user name is given, the operating system's superuser account (known as "root") is used, thus providing a fast method to obtain a login shell with full privileges to the system.
Return user's terminal name Version 1 AT&T UNIX type: Misc Optional (XSI) Displays how a name would be interpreted if used as a command ulimit: Misc Optional (XSI) Set or report file size limit umask: Misc Mandatory Get or set the file mode creation mask System III unalias: Misc Mandatory Remove alias definitions uname: Misc Mandatory Return ...
sudo (/ s uː d uː / [4]) is a program for Unix-like computer operating systems that enables users to run programs with the security privileges of another user, by default the superuser. [5] It originally stood for "superuser do", [ 6 ] as that was all it did, and this remains its most common usage; [ 7 ] however, the official Sudo project ...
MariaDB Corporation AB was originally founded in 2010 as SkySQL Corporation Ab, but changed name in 2014 to reflect its role as the main driving force behind the development of MariaDB server and the biggest support-provider for it. [90] [91] Foundation CEO at the time, Simon Phipps quit in 2014 on the sale of the MariaDB trademark to SkySQL ...
Common privileges include viewing and editing files or modifying system files. Privilege escalation means users receive privileges they are not entitled to. These privileges can be used to delete files, view private information , or install unwanted programs such as viruses.
File-system permissions; chattr, the command used to change the attributes of a file or directory on Linux systems; chown, the command used to change the owner of a file or directory on Unix-like systems; chgrp, the command used to change the group of a file or directory on Unix-like systems
A privilege is applied for by either an executed program issuing a request for advanced privileges, or by running some program to apply for the additional privileges. An example of a user applying for additional privileges is provided by the sudo command to run a command as superuser user, or by the Kerberos authentication system.
rm (short for remove) is a basic command on Unix and Unix-like operating systems used to remove objects such as computer files, directories and symbolic links from file systems and also special files such as device nodes, pipes and sockets, similar to the del command in MS-DOS, OS/2, and Microsoft Windows.