Disable ctrl+alt+del on Centos Linux server
Q. How do I disable CTRL + ALT + DEL reboot keys shortcut on Linux server?
A. CTRL+ALT+DEL reboot is configured using /etc/inittab file. Open this file and remove ctrlaltdel entry (login as root):
# vi /etc/inittab
Find line:
ca:12345:ctrlaltdel:/sbin/shutdown -t1 -a -r now
Replace it (i.e comment out theline by putting a hash mark (#) in front of it):
# ca:12345:ctrlaltdel:/sbin/shutdown -t1 -a -r now
Close and save the file. Type command to reread /etc/inittab:
# init q
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Tags: ctrlaltdel, ctrl_alt_del, linux_server, reboot
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