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Examples of Raising the Bar Require more firepower for a successful attack Fewer attacks from a fixed bot pool. Make bot herders easier to track down (fewer but larger botnets, so can devote more resources to each). Prevent spoofing. Make bots easier to track down. Prevent reflection attacks. Enforce congestion control. Bots only get their share. Provide automated filtering of flows at the source. If the receiver can tell a host is bad, it can shut down traffic from it. |