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Disable reboot using Ctrl-Alt-Del Keys in RHEL / CentOS 7/8

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:: In this blog we will know the process to disable the Ctrl-Alt-Del Key feature in the RHEL/CentOS system. This trick will work with both VPS & Physical Machine as well.

:: Firstly, you need to login on your Microhost Cloud Server with your root login details.

:: Then you need to execute the below command on system with root privilege to run.

 # systemctl mask 

:: After successful execute this command, it’s shown below result

:: Now you Need to login into Microhost Cloud Platform then click on Console screen to access the KVM to check whether the Ctrl-Alt-Del Key is working or not.

:: I have Press the Ctrl-Alt-Del Key in the right hand corner but system is not rebooting, it means that this method is working to stop this action.

Thank You!

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