Not to sound too sales-y here, but managed IDS is the business my
company is in, and our hospital clients do NOT pay anywhere near the
price mentioned in this thread, and they are extremely happy.  

The trick with IDS is that it isn't a full time job, but if you do it
in-house you need a full-time expert in it.  Whatever you do, don't let
the hardware vendors tell you that if you buy their product, you're
covered- IDS is a process, not a product, and the real cost is in the
labor and expertise involved.  It also won't prevent a security breach,
but it will give you visibility on your network about policy violations
and breaches after the fact so the problem can be remedied
intelligently.

All you need to put together a robust IDS infrastructure is a few
late-model PCs, possibly a server for the central console, so don't get
scared by the capital investment.

And Snort is more than a fantastic little program!  We feel that it's
the best IDS option around.

Glenn Dekhayser
Vice President, Technology
Voyant Strategies, Inc. 
732-335-1500 x514
Fax: 732-810-0378

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-----Original Message-----
From: Andrew McLetchie [mailto:[EMAIL PROTECTED] 
Sent: Tuesday, September 16, 2003 10:28 AM
To: WEDI SNIP Security Workgroup List
Subject: RE: IDS (Intrusion Detection Systems)

Mike,

I'm a bit confused (which is not unusual :-) by your reply.  Are you
saying to utilize an internet connection only to the extent of
establishing VPN connections to facilitate basic services, but to
disable internet BROWSING??  Or, are you saying not to connect to the
internet at all (which is absolutely infeasible at my organization, and
likely many others, especially larger hospitals)?  In which case, how
are you going to establish any VPN connections?

andrew

>>> "Michael Thoni" <[EMAIL PROTECTED]> 9/15/2003 4:43:39 PM >>>
Donna,

The easy answer....

Provide VPN connection for your intranet to enable work processes...
(email,
HIS etc.) and SHUT THE INTERNET OFF.  I have worked with several nursing
homes that find this solves many more problems than what they set out to
fix.

Mike

-----Original Message-----
From: Andrew McLetchie [mailto:[EMAIL PROTECTED]
Sent: Tuesday, September 09, 2003 6:15 PM
To: WEDI SNIP Security Workgroup List
Subject: Re: IDS (Intrusion Detection Systems)


It almost sounds like Donna was speaking of outsourced IDS services
(managed IDS), and there probably are about 6 players in that space
right now (please correct me if I am wrong, Donna!!).  Managed IDS
services are great for organizations that have neither the
expertise/experience nor the human resources to implement and manage
an
enterprise IDS capability - however, they are expensive.  I did some
research in this area a little over a year ago.  Fees varied a bit,
but
(remember, this was 12+ months ago, so significant changes either way
could have taken place) I was looking at something like
$5000-$10000/month.  It's a lot of money, but compared to the cost to
staff up, train staff, purchase, implement, and monitor IDS(s)
ongoing,
it's not even close.

The realm of "shrinkwrapped" IDS (i.e., non-managed service - you
install and monitor the system) is split into two categories:
host-based IDS and network-based.  Host-based IDS actively monitors a
single host (or, in some cases, a group of hosts) for intrusion.
Network-based systems monitor various parts of your network for
intrusion (depending on where you place them - you might have one on
your internet gateway(s) to monitor perimeter intrusion, or on
different
segments of your network to monitor for intrusion on a particular
subnet).

IDS is just one of many security measures (like a firewall, anti-virus
systems, access control systems, etc.) that you may or may not choose
to
apply based on your assessment of organizational risk.  So, no, HIPAA
doesn't require IDS per se - but neither does it require a whole bunch
of stuff, per se, that most organizations likely will implement.  It
requires that we assess the risk associated with housing, processing,
and transmitting PHI and apply controls commensurate with that risk. 
I
expect that many healthcare organizations will, indeed, deploy
intrusion
detection systems of some kind, but there will be vast numbers that do
not.  The one thing I can say very confidently about pretty much ALL
IDS
products (even snort, which is a fantastic little program, as Keith
mentioned) is that they are absolutely useless without very skilled
technical staff to implement the system, and review and interpret the
logs and alerts coming from the system (emphasizing Keith's point).
These are not easy systems to deploy or manage effectively.  If you
determined that some level of IDS is required at your organization
based
on assessed risk, then looking at a managed IDS solution would be a
good
option in the absence of in-house technical talent.

For more information on IDS and how they are being used in various
industries, do a search on 'IDS' at whatis.com (a great sort of tech
encyclopedia).

Andrew S. McLetchie, CISSP
Information Security Analyst
Sparrow Health System
Lansing, MI

>>> "Keith W. McCammon" <[EMAIL PROTECTED]> 9/9/2003 4:37:45 PM
>>>
Just about any security-conscious organization should already have one
in
place, to some degree.  However, "intrusion detection" is a loose
term,
and
a very wide variety of products and services meet that description in
one
way or another.

If you're considering a network-based IDS, I'd recommend Snort.  It's
free,
updated often, and *very* widely used.  So your obvious cost is only
hardware.

However, in addition to the cost of the hardware to run the software,
you
also need to take into account whether you can afford someone who can
actually make sense of and respond to the data.  An IDS is no good
placed in
the hands of an admin who is only interested in keeping things going.
And a
security analyst can be expensive.  Bottom line: If you have some
bright
folks on staff, let them get going with something like Snort, and 1)
your
organization is going the extra mile, which will help with HIPAA, if
nothing
else (HIPAA doesn't care about IDS by definition), 2) your network and
staff
are improving daily.

But that's just my point of view!

Cheers

Keith

----- Original Message -----
From: "Baldassinlight, Donna" <[EMAIL PROTECTED]>
To: "WEDI SNIP Security Workgroup List" <[EMAIL PROTECTED]>
Sent: Tuesday, September 09, 2003 3:31 PM
Subject: IDS (Intrusion Detection Systems)


> Does anyone know whether  health care providers are using or
considering
the
> use of IDS (Intrusion Detection Systems) to comply with the security
> regulations under HIPAA. We understand that there are about six
firms
that
> provide this type of service. Does anyone know of any healthcare
> organizations that have purchased or are considering this? Is it
cost
> effective considering the level of risk for a 700 bed hospital or a
300
bed
> nursing home?
> Thanks,
> Donna
>
>
> ---
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