[zeromq-dev] Message delivery and DoS

[Pieter Hintjens]

On Thu, May 31, 2012 at 5:52 PM, Garrett Smith <g at rre.tt> wrote:

> Is it possible with 0MQ to ever prevent DoS from attackers flooding a
> socket with message parts?

One could add black/white listing to the TCP transport. It can be done
on new connections. it's not robust because you can spoof the IP
packets. A real DoS protection has to happen at the firewall level.

-Pieter