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Situation: We are providing hosting services. I've grown tired of the various kiddie scripts/dictionary attacks on various services. The latest has been against vsftpd, on systems that I can't easily control vs. putting strict limits on ssh. We simply have too many users entering from too many networks many with dynamic IP addresses. Enter.... thinking about LIDS or Log Based

Everyone: We're starting to see a rash of password guessing attacks via SSH on all of our exposed BSD servers which are running an SSH daemon. They're coming from multiple addresses, which makes us suspect that they're being carried out by a network of "bots" rather than a single attacker. But wait... there's more. The interesting thing about these attacks is that