[FUG-BR] [OFF TOPIC] Ataques...

[Giancarlo Rubio]

Meus problemas acabaram aqui ó

http://www.fug.com.br/content/view/197/77/


On Thu, 2006-12-07 at 17:43 -0200, Renato wrote:
> só de vc trocar a porta do ssh por outra vc ja vai se livrar
> dos robozinhos
> ----- Original Message ----- 
> From: "Junior Pires" <junior at gujao.com>
> To: <freebsd at fug.com.br>
> Sent: Thursday, December 07, 2006 9:41 AM
> Subject: [FUG-BR] [OFF TOPIC] Ataques...
> 
> 
> Bom dia pessoal, eu estou sendo vítima de alguns ataques ao meu servidor
> de e-mail.
> 
> De algum tempo pra cá, eu sando uma olhada em meus logs, notei que sempre
> há uma coisa desse tipo:
> 
> Dec  6 21:11:01 mail sshd[63814]: reverse mapping checking getaddrinfo for
> ns.speedyserver3.co.uk
> failed - POSSIBLE BREAKIN ATTEMPT!
> Dec  6 21:11:05 mail sshd[63829]: reverse mapping checking getaddrinfo for
> ns.speedyserver3.co.uk
> failed - POSSIBLE BREAKIN ATTEMPT!
> Dec  6 21:11:06 mail sshd[63831]: reverse mapping checking getaddrinfo for
> ns.speedyserver3.co.uk
> failed - POSSIBLE BREAKIN ATTEMPT!
> Dec  6 21:11:08 mail sshd[63834]: reverse mapping checking getaddrinfo for
> ns.speedyserver3.co.uk
> failed - POSSIBLE BREAKIN ATTEMPT!
> Dec  6 21:11:10 mail sshd[63836]: reverse mapping checking getaddrinfo for
> ns.speedyserver3.co.uk
> failed - POSSIBLE BREAKIN ATTEMPT!
> Dec  6 21:11:12 mail sshd[63839]: reverse mapping checking getaddrinfo for
> ns.speedyserver3.co.uk
> failed - POSSIBLE BREAKIN ATTEMPT!
> Dec  6 21:11:15 mail sshd[63841]: reverse mapping checking getaddrinfo for
> ns.speedyserver3.co.uk
> failed - POSSIBLE BREAKIN ATTEMPT!
> Dec  6 21:11:16 mail sshd[63843]: reverse mapping checking getaddrinfo for
> ns.speedyserver3.co.uk
> failed - POSSIBLE BREAKIN ATTEMPT!
> Dec  6 21:11:19 mail sshd[63850]: reverse mapping checking getaddrinfo for
> ns.speedyserver3.co.uk
> failed - POSSIBLE BREAKIN ATTEMPT!
> Dec  6 21:11:21 mail sshd[63858]: reverse mapping checking getaddrinfo for
> ns.speedyserver3.co.uk
> failed - POSSIBLE BREAKIN ATTEMPT!
> Dec  6 21:11:24 mail sshd[63860]: reverse mapping checking getaddrinfo for
> ns.speedyserver3.co.uk
> failed - POSSIBLE BREAKIN ATTEMPT!
> Dec  6 21:11:26 mail sshd[63862]: reverse mapping checking getaddrinfo for
> ns.speedyserver3.co.uk
> failed - POSSIBLE BREAKIN ATTEMPT!
> Dec  6 21:11:28 mail sshd[63864]: reverse mapping checking getaddrinfo for
> ns.speedyserver3.co.uk
> failed - POSSIBLE BREAKIN ATTEMPT!
> Dec  6 21:11:30 mail sshd[63866]: reverse mapping checking getaddrinfo for
> ns.speedyserver3.co.uk
> failed - POSSIBLE BREAKIN ATTEMPT!
> 
> 
> 
> Já instalei o brutecblock, que resolveu por algum curto tempo, mas agora
> está voltando de novo...
> 
> O que vocês me recomendam pra solucionar essa questão?
> 
> 
> Grato desde já.
> 
> 
> -- 
> Junior Pires
> Assistente de Informáica
> CPD
> Gujão Alimentos.
> Tel: (75) 3244-2121 (Ramal 202).
> 
> 
-- 
"Linux is for people who hate Windows,
BSD is for people who love UNIX"
Freebsd-BR User #88
---
Giancarlo Rubio