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When to use sudo as your own user?
Generally speaking, always work as your own user unless you’re doing something with a system-wide impact. If there are files that you want to put up on your web server, work as your own user and then use sudo to drop the files in place in the web serving area of your filesystem.
What to do if someone tries to execute Sudo?
If an unauthorized user attempts to execute sudo, an e-mail message reporting the attempted access is sent to the administrator, and the attempt is logged by the system logger, syslogd. The /etc/sudoers file provides complete control over the user of sudo. Example A shows a simple /etc/sudoers file set up for a single system.
How to append text to a file when using sudo command?
I am trying to add entry to /etc/hosts file using ‘ sudo echo ‘192.168.1.254 router’ >> /etc/hosts ‘ but getting an error that read as, -bash: /etc/hosts: Permission denied. How do I insert or append text to a file when running sudo command on Linux or Unix-like system?
Is there way to stop having to write’sudo…’?
The most frustrating aspect of the switch, so far, has been dealing with Linux permissions. It seems like I can’t do anything useful (like, say, copy the Symfony2 tarball from my Downloads directory to my document root and extract it) without posing as the root via sudo.
How to prevent superuser access to Sudo Su?
This post outlines steps to tighten system security by preventing users with sudo access from gaining superuser privilege by the command:
Why are Sudo tickets named after the user?
When a user executes and is successfully authenticated, a ticket file named after the user is created in /var/run/sudo. This ticket file is used to set the time remaining before the user must re-authenticate. The use of this option allows files to be named user:tty rather than user. This allows the simultaneous use of shared accounts.