Re: Dictionary attack

From: Lars Eckberg (none@lars--eckberg.dk.lh.bsd-dk.dk)
Date: Wed 21 Feb 2007 - 09:47:29 CET

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From: "Lars Eckberg" <none@lars--eckberg.dk.lh.bsd-dk.dk>
To: bsd-dk@bsd-dk.dk
Subject: Re: Dictionary attack
Date: Wed, 21 Feb 2007 09:47:29 +0100

On Wed, 21 Feb 2007 08:46:00 +0100 (CET), Ebbe Hjorth wrote
> Hej,
>
> OS: FreeBSD 6.2
>
> Jeg har over 1000 linier i min daglige security output fra i nat,
> hvor forskellige brugernavne er blevet forsøgt at komme ind via
> ssh. Er der nogen måde jeg kan undgå dette, via ipfw måske?
>
> Feb 19 19:41:02 thor sshd[42089]: Invalid user test from 80.67.152.34
>

For mig gør sshit jobbet indtil videre.

/usr/ports/security/sshit

Mvh.
-- Lars

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