IPv6 black lists?

Gert Doering gert at space.net
Wed Mar 10 12:16:17 CET 2010


On Wed, Mar 10, 2010 at 11:13:20AM +0000, Benedikt Stockebrand wrote:
> Gert Doering <gert at space.net> writes:
> > Not bitmap-based data structures exist...
> correct, but bitmaps are the best available data structure in a worst
> case scenario, so they define a lower bound.
> If spammers were seriously interested in disabling address-based
> blacklists by flooding them, then a bitmap is the most resilient data
> structure.  With IPv4 that's feasible, with IPv6 it isn't.

Sure.  Which just emphasizes the point that you want to fall-up from
"individual hosts in a /64" to "the whole /64" to "the whole /56"
and so on, up to /32, as soon as a given threshold inside the /x
is exceeded.

Or make people and vendors liable for the damage they cause with their PCs.

Gert Doering
        -- NetMaster
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