automatic rtbh trigger using flow data

Fri Aug 31 15:15:35 UTC 2018

On Fri 2018-Aug-31 06:59:29 +0700, Roland Dobbins <rdobbins at arbor.net> wrote:

>On 31 Aug 2018, at 6:47, Aaron Gould wrote:
>
>>I'm really surprised that you all are doing this based on source 
>>ip, simply because I thought the distribution of botnet members 
>>around the world we're so extensive that I never really thought it 
>>possible to filter based on sources, i
>
>Using S/RTBH to drop attack sources has been a valid and useful 
>mitigation tactic for close to 20 years.  Any kind of modern router 
>scales up to large numbers of sources; and note that S/RTBH isn't 
>limited to /32s.
>
>It's discussed in this .pdf preso:
>
><https://app.box.com/s/xznjloitly2apixr5xge>

I would love an upstream that accepts flowspec routes to get granular about 
drops and to basically push "stateless ACLs" upstream.

_keeps dreaming_

-- 
Hugo Slabbert       | email, xmpp/jabber: hugo at slabnet.com
pgp key: B178313E   | also on Signal

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 836 bytes
Desc: Digital signature
URL: <http://mailman.nanog.org/pipermail/nanog/attachments/20180831/2bbb4b83/attachment.sig>