Re: Dictionary attack

From: Anders Hansen (none@anh--bygma.dk.lh.bsd-dk.dk)
Date: Wed 21 Feb 2007 - 08:47:49 CET

Next message: Preben Uhrskov: "Re: Dictionary attack"
Previous message: Ebbe Hjorth: "Dictionary attack"
In reply to: Ebbe Hjorth: "Dictionary attack"
Next in thread: Claus Guttesen: "Re: Dictionary attack"
Reply: Claus Guttesen: "Re: Dictionary attack"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
Mail actions: [ respond to this message ] [ mail a new topic ]

Date: Wed, 21 Feb 2007 08:47:49 +0100
From: Anders Hansen <none@anh--bygma.dk.lh.bsd-dk.dk>
To:  bsd-dk@bsd-dk.dk
Subject: Re: Dictionary attack

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
>
>
> -> Ebbe
>
>
>
>
Kør sshd på noget andet end port 22, eller begræns hvilke ip'er der må
tilgå den udefra med ipfw.

Mvh

Anders Hansen

Next message: Preben Uhrskov: "Re: Dictionary attack"
Previous message: Ebbe Hjorth: "Dictionary attack"
In reply to: Ebbe Hjorth: "Dictionary attack"
Next in thread: Claus Guttesen: "Re: Dictionary attack"
Reply: Claus Guttesen: "Re: Dictionary attack"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
Mail actions: [ respond to this message ] [ mail a new topic ]

This archive was generated by hypermail 2b30 : Wed 28 Feb 2007 - 23:00:02 CET