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 1 terminal - Is there a way to lock command line? - Unix & Linux ...
https://unix.stackexchange.com/questions/32351/is-there-a-way-to-lock-command-line
May 6, 2016 - vlock will do as you ask. However, if you want to run background processes, consider screen instead, which will let you also log off and keep processes running in the background, and then reattach -- even when logged in from alternate places.

 2 Lock Screen - Ubuntu Wiki
https://wiki.ubuntu.com/DebuggingScreenLocking/HowScreenLockingWorks
Mar 2, 2018 - gnome-screensaver is the main application that starts the screensaver and displays the locked screen authentication dialog. It has an application to set preferences and has a DBus interface. It also comes with a command-line tool called "gnome-screensaver-command" that can be used to control ...

 3 Remote Lock Screen and Remote Unlock Screen on Linux (Ubuntu ...
http://z-computer-z.blogspot.com/2010/01/remote-lock-screen-and-remote-unlock.html
Jan 7, 2010 - You may use that command without "-X" option if you have X forwarding enabled (ForwardX11 yes) on your ssh configuration. But you need to remember with "export DISPLAY=:0", without this the command will give the lock screen on your computer, not your remote computer. To unlock the screen on your ...

 4 Ubuntu 12.04 – How to Lock Your Screen / Computer – Complete ...
https://complete-concrete-concise.com/ubuntu-2/ubuntu-12-04/ubuntu-12-04-how-to-lock-your-screen-computer
Apr 26, 2012 - Sometimes you have to leave your computer but don't want to leave your session open for someone else to start using. One option is to log out, the other is to lock your session. Logging out is rather drastic and requires you to save all your work. Locking the screen allows all your work to remain as is until ...

 5 How to Disable Screen Lock on Ubuntu 13.04 | UbuntuHandbook
http://ubuntuhandbook.org/index.php/2013/07/disable-screen-lock-ubuntu-13-04/
Jul 15, 2013 - When your computer is idled for a certain time, Ubuntu goes into screensaver and lock it self. You're prompt to enter password to continue your session. Below steps will show you how to prevent your screen from locking on Ubuntu 13.04 Raring Ringtial. ubuntu-unlock-dialog. To get started, open terminal ...

 6 How To Disable The Ubuntu Screen Lock With One Command ...
http://linuxg.net/how-to-disable-the-ubuntu-screen-lock-with-one-command/
Jul 16, 2013 - Hello Linux Geeksters. In this article I will show you the easiest method for disabling the screen lock dialog on Ubuntu 13.10 Saucy Salamander, Ubuntu 13.04 Raring Ringtail, Ubuntu 12.10 Quantal Quetzal, Ubuntu 12.04 Precise Pangolin and Ubuntu 10.04 Lucid Lynx. how to disable the screen lock on ...

 7 [ubuntu] How to change the idle time before screen lock? - Ubuntu ...
https://ubuntuforums.org/showthread.php?t=1601092
Oct 20, 2010 - I've tried System > Screensaver prefs and see "Regard the computer as idle after " 5 minutes. I'd like to change this to, say, 8 minutes...but it's greyed out for me. Do you know how to make this editable? Or is there a way to do this from the terminal? Thanks, Jeff.

 8 How to lock screen via command line? - Launchpad Answers
https://answers.launchpad.net/ubuntu/+source/lightdm/+question/251109
Jul 2, 2014 - I want to know how to bring up the lock screen via the command line. Using "dm-tool lock" comes close, but it actually does the same thing as "dm-tool switch-to-greeter" (lets you log in as a guest, certain functions, like playing music, cease). Maybe this is a bug and dm-tool lock should actually bring up the ...