How To Disable Ctrl Alt Delete Key on Linux Fedora 10 System.

   The step by step below show how you can disable the ctrl alt delete key from restart your Fedora system.  The example below show the step by step tested on Linux Fedora 10 to disable ctrl alt key from reboot our Linux Fedora 10 machine.  Please note that on the Fedora 10 system the Ctrl Alt Delete key is control by upstart in the /etc/event.d/control-alt-delete configuration file.  Please make backup of these /event.d/control-alt-delete configuration file before you start to edit the file.

Ctrl Alt Delete configuration file, use cat command to display the configuration file.

[fedora10@fedora ~]$ cat /etc/event.d/control-alt-delete

# control-alt-delete - emergency keypress handling

#

# This task is run whenever the Control-Alt-Delete key combination is

# pressed.  Usually used to shut down the machine.

start on control-alt-delete

exec /sbin/shutdown -r now "Control-Alt-Delete pressed"

[fedora10@fedora ~]$

   Use the command as show on example below, put comment sign (#) in front of these line # start on control-alt-delete and # exec /sbin/shutdown -r now "Control-Alt-Delete pressed" to disable Fedora 10 system from capturing Ctrl Alt Delete keystroke.  Please note the command below use the vi editor to configure the control-alt-delete file, use your own choice of any Linux editor as suites you.

1.  Open the control alt delete configuration file for editing.

[fedora10@fedora ~]$ su - -c "vi /etc/event.d/control-alt-delete"

Password:    <-- enter root user password here

# control-alt-delete - emergency keypress handling

#

# This task is run whenever the Control-Alt-Delete key combination is

# pressed.  Usually used to shut down the machine.

# start on control-alt-delete

# exec /sbin/shutdown -r now "Control-Alt-Delete pressed"

 ~

2.  Hit the i key to enter the vi editor insert mode and put the comment sign (#) infront of  # start on control-alt-delete and # exec /sbin/shutdown -r now "Control-Alt-Delete pressed" line.  Press Esc key to exit from vi editing mode.

3.  To save the control alt delete configuration file use :wq to write and quit the vi editor.  Now try to use the Ctrl Alt Delete key :-)

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