Great Circle Associates Firewalls
(January 1995)
 

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Subject: Re: Facts and Figures for Justification
From: nreadwin @ london . micrognosis . com (Neil Readwin)
Date: Wed, 11 Jan 1995 23:37:13 +0000 (GMT)
To: Quentin . Fennessy @ SEMATECH . Org (Quentin Fennessy)
Cc: firewalls @ greatcircle . com
In-reply-to: <199501112110 . PAA16069 @ thecount . eng . sematech . org> from "Quentin Fennessy" at Jan 11, 95 03:10:03 pm

Although this is not a technical issue related to firewalls I think the
cost of a successful breakin is worth discussing ...

Quentin Fennessy writes:
> This is outrageous!  What goes on in these 'average' breakins that
> cost $200K - $400K?  That indicates approximately 2 - 8 person-years of
> work per incident.

For an 'average' breakin this is way too high, but in quite a few cases
it is not outrageous. Suppose a breakin causes you to have to restore
all the filesystems on an NFS server that everyone relies on.  That
might take a day and leave 50 developers essentially idle. 50 man-days
(ie 10 man-weeks or around a quarter of a man-year) could easily be
worth $25K.  Suppose you decide you need to force 300 people to get a
new password - how much time would that take? How much time would be
spent on examining why the breakin was successful? What if the
conclusion is you need a new firewall - how much would that cost? Do
the CPU-hours and network bandwidth that the intruders may have used
cost anything?

On the other hand, I've sat through power cuts that I estimate cost the
company $10K :-) Lost productivity seems much cheaper than it is -
noone has to sign off a purchase order but that doesn't mean it's
free. Neil.
-- 
 nreadwin @
 micrognosis .
 co .
 uk       Phone: +1 908 855 1221 x519
 Anything is a cause for sorrow that my mind or body has made


References:
Indexed By Date Previous: Re: FW: PC Take-Over -- reply
From: Rich . Friedeman @ corp . anixter . com
Next: Multi-homed firewall, DNS & sendmail
From: peter @ insite . parasoft . co . uk (Peter Bowyer)
Indexed By Thread Previous: Re: Facts and Figures for Justification
From: Quentin Fennessy <Quentin . Fennessy @ SEMATECH . Org>
Next: Re: Facts and Figures for Justification
From: hwhite @ ccs . neu . edu (Howard White)

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