Re: letdown, dos attempt not detecting

[Russ Combs <rcombs () sourcefire com>]

On Tue, Dec 11, 2012 at 11:45 AM, Leonardo Pezente <lmpezente () gmail com>wrote:

> im testing snort attacking it with a tool called "letdown".it is a tcp
> floder. The think is: im not able to detect what could be a potencial dos
> attack.
> Letdown generate like 65000 syn packets, so this should be detect fot
> snort. I have uncomment the dos and ddos rules, but no deal. so im tring to
> create a rule to detct this kind of traffic. Is that possible? any idea how
> i can do that?

Check out Snort's README.filters.  There are rate_filter examples for 135:1
that you can start with.

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