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Date:      Thu, 10 Dec 1998 09:53:19 +0000 (GMT)
From:      Jay Tribick <netadmin@fastnet.co.uk>
To:        "Jan B. Koum " <jkb@best.com>
Cc:        security@FreeBSD.ORG
Subject:   Re: append-only devices for logging
Message-ID:  <Pine.BSF.4.05.9812100951220.9677-100000@bofh.fast.net.uk>
In-Reply-To: <19981210014711.A3541@best.com>

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| > |  > I've been looking for an append-only device for logging, which a remote
| > |  > hacker (with root access) can not erase or alter.  Other than a
| > |  > line-printer, are there any such devices that actually work with Unix?  
| > | 
| > | <snip>
| > | which requires physical access to the console for single user mode
| > | operation.
| > 
| > True but if they have root then they can quite easily alter /etc/rc.local
| > (or wherever your using to run sysctl) so that it doesn't alter the
| > securelevel and then just reboot the machine. Their other option would be
| > to launch something like sshd and then boot the system down to single user
| > mode[1].
| > 
| > [1] probly won't work, haven't woken up yet..

| 	Well.. one should in theory notice their security critical
| 	box reboot and do some further investigation...

So your security standpoint is "Oh, look.. the uptime's only a couple of
hours"[1] ? :)

[1] doesn't apply to NT sysadmins ;)

Regards,

Jay Tribick <netadmin@fastnet.co.uk>
--
[| Network Admin | FastNet International | http://fast.net.uk/ |]
[| Finger netadmin@fastnet.co.uk for contact info & PGP PubKey |]
[|   +44 (0)1273 T: 677633 F: 621631 e: netadmin@fast.net.uk   |]



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