Unix Permissions

[foodog]

Is there a Linux version of VMS-style access control lists (ACLs)?  If
so, it's no problem.  (and if those exist, I'd really appreciate a
pointer to 'em :-)

<grasping for a technicality>
I'm told that long ago Netware branched off from a *nix distribution. 
It's deeply in the "no-brainer" category with NW3 and up.

George Toft wrote:
> 
> I was given this puzzle, and told it cannot be solved using Unix:
> 
> You have a file that needs protected from prying eyes.  You must allow
> only 5 people read access, and 4 people read/write access.  The rest of
> the world cannot be allowed to view it.  What set of Unix permissions
> and ownership can support this?
> 
> George
> ________________________________________________
> See http://PLUG.phoenix.az.us/navigator-mail.shtml if your mail doesn't post to the list quickly and you use Netscape to write mail.
> 
> PLUG-discuss mailing list  -  PLUG-discuss@lists.plug.phoenix.az.us
> http://lists.PLUG.phoenix.az.us/mailman/listinfo/plug-discuss