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Date:      Wed, 24 Jan 1996 00:03:03 +1100
From:      Bruce Evans <bde@zeta.org.au>
To:        imp@village.org, luigi@labinfo.iet.unipi.it
Cc:        dworkin@rover.village.org, hackers@freebsd.org
Subject:   Re: Security (was: Re: Two commands: icat and ils)
Message-ID:  <199601231303.AAA28789@godzilla.zeta.org.au>

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>> rm won't remove an immutable file, but if you go through the raw
>> device, you can do that.  OR change the immutable file...

>immutable files must reside on immutable media. Otherwise,
>using standard commands as root you can easily do anything.

All immutable flags and all raw disks are (supposed to be) immutable
at securelevel >= 2.  See the init manpage.

Bruce



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