Re: Linux login security approaches
Alan Cox (alan@lxorguk.ukuu.org.uk)
Tue, 8 Dec 1998 18:14:36 +0000 (GMT)
> In some (I don't know where) security handbooks it's written that Login
> procedures must be started with pressing a special key combination
> which cannot be unmaskable by user programs. NT implement this (but
> I mentioned that I hadn't known this before !) but this is a security
> requirement based on standards and not a Microsux hack or something.
Its called 'SAK', its required by some of the US security classifications.
Linux supports SAK but you really want to combine this with the frame buffer
console and X server so that it works right with X11
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