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Old 25th September 2008
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sniper007 sniper007 is offline
Real Name: Jurif
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Default ssh brute force attacks

Hi everyone!

I have problem everyday with brute force attack to my home fbsd box

dmesg -a looks like:

Code:
Sep 25 13:44:37 fbsd1 sshd[4374]: error: PAM: authentication error for illegal user amelia from e210255180014.ec-userreverse.dion.ne.jp
Sep 25 13:45:36 fbsd1 sshd[4410]: error: PAM: authentication error for illegal user jada from mvx-200-196-50-62.mundivox.com
Sep 25 13:49:09 fbsd1 sshd[4553]: error: PAM: authentication error for illegal user autumn from 81.80.90.88
Sep 25 13:50:05 fbsd1 sshd[4589]: error: PAM: authentication error for illegal user mary from 88-149-158-50.vps.virtuo.it
Sep 25 13:51:17 fbsd1 sshd[4616]: error: PAM: authentication error for illegal user amber from 218.202.106.171
Sep 25 13:52:51 fbsd1 sshd[4673]: error: PAM: authentication error for illegal user danielle from static-71-242-245-111.phlapa.east.verizon.net
Sep 25 13:55:32 fbsd1 sshd[4808]: error: PAM: authentication error for illegal user aidan from 88.146.223.210
Sep 25 13:57:27 fbsd1 sshd[4855]: error: PAM: authentication error for illegal user matthew from static-71-242-245-111.phlapa.east.verizon.net
Sep 25 13:59:16 fbsd1 sshd[4958]: error: PAM: authentication error for illegal user joshua from 200141223099.user.veloxzone.com.br
Sep 25 14:00:08 fbsd1 sshd[5006]: error: PAM: authentication error for illegal user ryan from port668.ds1-oebr.adsl.cybercity.dk
Sep 25 14:01:02 fbsd1 sshd[5033]: error: PAM: authentication error for illegal user michael from 212.91.188.165
Sep 25 14:01:59 fbsd1 sshd[5056]: error: PAM: authentication error for illegal user zachary from 201.161.28.9
Sep 25 14:02:59 fbsd1 sshd[5108]: error: PAM: authentication error for illegal user tyler from 200.2.114.175
Sep 25 14:03:54 fbsd1 sshd[5166]: error: PAM: authentication error for illegal user dylan from 189.34.112.163
Sep 25 14:04:47 fbsd1 sshd[5192]: error: PAM: authentication error for illegal user andrew from 201.2.56.34
Sep 25 14:05:48 fbsd1 sshd[5221]: error: PAM: authentication error for illegal user connor from 211.94.209.19
Sep 25 14:06:41 fbsd1 sshd[5248]: error: PAM: authentication error for illegal user jack from 218.202.106.171
Sep 25 14:07:44 fbsd1 sshd[5293]: error: PAM: authentication error for illegal user christopher from 189.36.160.62
Sep 25 14:09:30 fbsd1 sshd[5378]: error: PAM: authentication error for illegal user alexander from pd907ee1e.dip0.t-ipconnect.de
Sep 25 14:11:22 fbsd1 sshd[5447]: error: PAM: authentication error for illegal user jayden from 201.28.119.60
Sep 25 14:17:15 fbsd1 sshd[5660]: error: PAM: authentication error for illegal user william from 200.58.202.45
Sep 25 14:18:02 fbsd1 sshd[5704]: error: PAM: authentication error for illegal user anthony from 80.246.248.38
Sep 25 14:22:53 fbsd1 sshd[5890]: error: PAM: authentication error for illegal user justin from 202.181.164.115
Sep 25 14:23:49 fbsd1 sshd[5959]: error: PAM: authentication error for illegal user brandon from 148.243.156.138
This box is gateway and don't have any firewall. Please suggest me, which is the best and easy way to prevent this illegal attempt to my box? Maybe snort or something similar ?

All the best,

Sniper
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