How to disable Ctrl+Alt+Del causing system reboot in Red Hat Enterprise Linux 6

Solution Verified - Updated -

Issue

  • It's a security vulnerability for us to allow anyone with physical access to reboot our servers via Ctrl-Alt-Delete -- how can we mitigate this?

  • How to make it so that pressing Control-Alt-Delete on a virtual console (black-screen tty) only causes some audit-log entry, instead of a system reboot?

Environment

  • Red Hat Enterprise Linux 6

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content