syn flood attacks from NL-based netblocks

Valdis Kl=?utf-8?Q?=c4=93?=tnieks valdis.kletnieks at vt.edu
Mon Aug 19 18:27:33 UTC 2019


On Mon, 19 Aug 2019 21:18:49 +0300, Töma Gavrichenkov said:

> If you're doing load balancing for *outgoing* traffic — and in exactly the
> same manner as you do with incoming — then maybe.

On the other hand, your servers should probably be doing non-loadbalanced
outbound on a different IP address than the inbound load balancer, and thus the
syn-ack should have zero trouble getting back to the box it thought the syn
came from.

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