On Friday 26 of October 2012 16:51:03 David Hare wrote:
> Since installing the latest backport kernel in Squeeze, kdm-trinity
> login screen shows this:
>
> Press Ctrl+Alt+Del to begin
>
> This process helps keep your password secure
>
> It prevents unauthorized users from emulating the login screen
>
> I seem unable to find any info on this behaviour, least of all how to
> disable it. Aside from a general annoyance I can't run a TDM virtualbox
> because that key combo will bring up the host's logout screen.
>
> I prefer Squeeze generally but need a kernel => than 2.6.38 to support
> xz decompression
>
> Any pointers to a solution?
>
> David
>

VirtualBox must have a way to send Ctrl + Alt + Delete to the virtual machine. 
However, to disable this enable in /etc/trinity/kdm/kdmrc UseSAK=false.

Slavek
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