Re: Best practice - or Microsofts stand on AV engine on ISA servers?



As you noted it's not a perfect world, especially when Microsoft produces
products like SBS that violate all of the principles about having a firewall
be nothing but a firewall. (Tom's article does not mention SBS.)

You can run a file system anti-virus very effectively on your ISA server.
You will need to set scan exclusions for the folders where the log files are
stored or where the MSDE database is stored. You also will need to exclude
the cache file or folder from scanning.

It all comes down to what you will say or do when a network-aware virus
trashes your ISA server or someone does use a browser and clicks on
something they shouldn't. I am not comfortable with taking that risk myself.

Ray

"Bendji" <Bendji@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote in message
news:2A25ED25-8983-4F0E-AA39-D274B8E97D67@xxxxxxxxxxxxxxxx
Greetings all,

I got a question about running an Antivirus (AV Engine) on ISA 2004 or
2006.

Some of the companies I work for have a security police witch states that
there should be installed an AV engine (and running) on every client and
server in the enterprise. The ISA firewall is also counted as a server and
should hence have an AV engine installed.

I've searched the Internet to find a response to: How an AV engine should
be
configurered on an ISA server, but have not found any thing you.

The only thing I have found so far is a post on Thomas Shinders blogs:
http://blogs.isaserver.org/shinder/2006/05/05/should-you-install-anti-virus-software-on-your-isa-firewall/
And I can understand Thomas statement in this post, but when I think about
it, a lot of people who is administrators of servers log in with RDP. Some
even have a setting where they map a drive from the local client. In the
blog
those people would not be "responsible" administrators :-) (The world is
not
perfect).

So I kept searching for Microsoft's official stand on the topic and the
closest I found was this page
http://www.microsoft.com/isaserver/partners/contentsecurity.mspx
Witch is about Antivirus filters for http and ftp only and not for the
host.

Any one who knows what Microsoft says about running an AV engine on the
ISA
server and whats best practice for configuration is?

Thanks in advance,

Yours Sincerely,
Benjamin



.



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