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SubjectRe: Speaking of SysRQ...
Tuomas Heino wrote:
>
> On Tue, 9 Jun 1998 jam@ans.net wrote:
>
> > Tuomas Heino wrote:
> > >
> > > But is it secure? as in can you disable it while online / make activating
> > > it require some kinda authorization? ;)
> >
> > I might be stating something completely obvious here, but if we're
> > talking about "Magic SysReq", isn't "you have to have console access to
> > the machine" secure "enough"?
>
> well the keyboard and the monitor may still be "far" from the 'puter...
> and the 'puter may be in public use... so being able to block magic
> sysreq on a system without rebooting to a kernel without it would be cool...
> (block as in still have it behind some "top secret" run-time
> configurable thing... as in root-accessable /proc config thingy or something)
> [and for those few who think about control-alt-del: init can secure that one easily]

I wouldn't want *any* way to change this at run-time-- once someone has
'root' acceess to the machine, they can circumvent whatever they want.

what kind of environment are you describing?

Regards,
Jeff

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