nanog mailing list archives

Re: New Denial of Service Attack on Panix


From: Michael Dillon <michael () memra com>
Date: Sat, 21 Sep 1996 13:39:14 -0700 (PDT)

On Sat, 21 Sep 1996, Matthew Kaufman wrote:

Source address filters do benefit the small ISP by making him less of a
target for hackers looking for a staging point.

You think a hacker is going to break into your router to check out
your IP filter lists first, before breaking into your Unix boxes to
attempt an (unsuccessful) attack?

No, they break into your servers, run a source-spoofing test, then leave
to find greener pastures. If they could break into the routers they would
just modify the filters but it's harder to break into a router than a
server.


Michael Dillon                   -               ISP & Internet Consulting
Memra Software Inc.              -                  Fax: +1-604-546-3049
http://www.memra.com             -               E-mail: michael () memra com

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