Re: [CentOS] SSH attacks from china

2009-07-29 Thread luc...@lastdot.org
On Wed, Jul 29, 2009 at 9:10 PM, Sorin Srbu wrote: >>-Original Message- >>From: centos-boun...@centos.org [mailto:centos-boun...@centos.org] On >>Behalf Of luc...@lastdot.org >>Sent: Sunday, July 26, 2009 11:27 PM >>To: CentOS mailing list >>Subject:

Re: [CentOS] SSH attacks from china

2009-07-29 Thread Sorin Srbu
>-Original Message- >From: centos-boun...@centos.org [mailto:centos-boun...@centos.org] On >Behalf Of luc...@lastdot.org >Sent: Sunday, July 26, 2009 11:27 PM >To: CentOS mailing list >Subject: Re: [CentOS] SSH attacks from china > >Vietnam and Indonezia are also s

Re: [CentOS] SSH attacks from china

2009-07-29 Thread Sorin Srbu
>-Original Message- >From: centos-boun...@centos.org [mailto:centos-boun...@centos.org] On >Behalf Of Kai Schaetzl >Sent: Sunday, July 26, 2009 5:32 PM >To: centos@centos.org >Subject: Re: [CentOS] SSH attacks from china > >Sorin Srbu wrote on Sat, 25 Jul 2009 19:4

Re: [CentOS] SSH attacks from china

2009-07-26 Thread luc...@lastdot.org
On Sun, Jul 26, 2009 at 4:31 PM, Kai Schaetzl wrote: > Sorin Srbu wrote on Sat, 25 Jul 2009 19:40:28 +0200: > >> What if you have legit users from China and Korea trying to connect to your >> server(s)? > > What if he does not? See, you always use the solution that fits you and your > setup/environ

Re: [CentOS] SSH attacks from china

2009-07-26 Thread Kai Schaetzl
Sorin Srbu wrote on Sat, 25 Jul 2009 19:40:28 +0200: > What if you have legit users from China and Korea trying to connect to your > server(s)? What if he does not? See, you always use the solution that fits you and your setup/environment/needs. Kai -- Kai Schätzl, Berlin, Germany Get your we

Re: [CentOS] SSH attacks from china

2009-07-26 Thread luc...@lastdot.org
On Sun, Jul 26, 2009 at 3:02 PM, Robert wrote: > > you say you banned them in the gateway for ssh and ftp... > > what type of gateway? > > would you share the place you got the info from and/or the ip blocks please? > > thanks > >  - rh > > ___ > CentOS m

Re: [CentOS] SSH attacks from china

2009-07-26 Thread Robert
you say you banned them in the gateway for ssh and ftp... what type of gateway? would you share the place you got the info from and/or the ip blocks please? thanks - rh ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listi

Re: [CentOS] SSH attacks from china

2009-07-26 Thread luc...@lastdot.org
On Sat, Jul 25, 2009 at 6:40 PM, Sorin Srbu wrote: >>-Original Message- >>From: centos-boun...@centos.org [mailto:centos-boun...@centos.org] On >>Behalf Of luc...@lastdot.org >>Sent: Friday, July 24, 2009 1:09 PM >>To: CentOS mailing list >>Subject:

Re: [CentOS] SSH attacks from china

2009-07-25 Thread Sorin Srbu
>-Original Message- >From: centos-boun...@centos.org [mailto:centos-boun...@centos.org] On >Behalf Of luc...@lastdot.org >Sent: Friday, July 24, 2009 1:09 PM >To: CentOS mailing list >Subject: Re: [CentOS] SSH attacks from china > >I banned all China and Korea in my

Re: [CentOS] SSH attacks from china

2009-07-24 Thread Miguel Medalha
>> Using a non default port is not the solution, because history has learned >> that security by obscurity never worked. >> > > It's not "security by obscurity", moving the default port is just to not > see all that garbage in the log files - as the automated scripts don't > check for ss

Re: [CentOS] SSH attacks from china

2009-07-24 Thread Kai Schaetzl
Bob Hoffman wrote on Thu, 23 Jul 2009 12:37:54 -0400: > Enjoy this..., 8000+ attempts. I did not enjoy this. Could you please consider next time putting such a log up under a link somewhere and refer to it instead of sending it all to the list? Thanks. Kai -- Kai Schätzl, Berlin, Germany Get

Re: [CentOS] SSH attacks from china

2009-07-24 Thread Ralph Angenendt
John wrote: > Using a non default port is not the solution, because history has learned > that security by obscurity never worked. It's not "security by obscurity", moving the default port is just to not see all that garbage in the log files - as the automated scripts don't check for ssh on d

Re: [CentOS] SSH attacks from china

2009-07-24 Thread Eduardo Silvestre
eira, 24 de Julho de 2009 12H04m GMT +00:00 GMT Britain, Ireland, Portugal Subject: Re: [CentOS] SSH attacks from china Hi i am using the following way to dissallow ssh connects without having the Problem of specific IPs or something else. Before you get access to the machine you must vis

Re: [CentOS] SSH attacks from china

2009-07-24 Thread luc...@lastdot.org
On Fri, Jul 24, 2009 at 12:04 PM, Andreas Rehmer wrote: > Hi > > i am using the following way to dissallow ssh connects without having the > Problem of specific IPs or something else. > > Before you get access to the machine you must visit a webpage protected by > httpauth. This start a small scrip

Re: [CentOS] SSH attacks from china

2009-07-24 Thread Andreas Rehmer
Hi i am using the following way to dissallow ssh connects without having the Problem of specific IPs or something else. Before you get access to the machine you must visit a webpage protected by httpauth. This start a small script that put the Remote Adress into a list. Only if your ip is on t

Re: [CentOS] SSH attacks from china

2009-07-24 Thread John
Am Donnerstag, den 23.07.2009, 19:45 +0100 schrieb Miguel Medalha: > I moved the ssh port from the standard 22 to a high port. The attempts > to break into my servers disappeared. The logs are clean now. I would > advise you to do the same. Choose a high (> 1024) unused port and > configure the cli

Re: [CentOS] SSH attacks from china

2009-07-24 Thread Ralph Angenendt
Andreas Rogge wrote: > Am Donnerstag, den 23.07.2009, 19:45 +0100 schrieb Miguel Medalha: > > I moved the ssh port from the standard 22 to a high port. The attempts > > to break into my servers disappeared. The logs are clean now. I would > > advise you to do the same. Choose a high (> 1024) unus

Re: [CentOS] SSH attacks from china

2009-07-24 Thread Andreas Rogge
Am Donnerstag, den 23.07.2009, 19:45 +0100 schrieb Miguel Medalha: > I moved the ssh port from the standard 22 to a high port. The attempts > to break into my servers disappeared. The logs are clean now. I would > advise you to do the same. Choose a high (> 1024) unused port and > configure the

Re: [CentOS] SSH attacks from china

2009-07-23 Thread mark . hanna
Sam Drinkard Sent by: centos-boun...@centos.org 07/23/2009 11:49 AM Please respond to CentOS mailing list To CentOS mailing list cc Subject Re: [CentOS] SSH attacks from china Bob Hoffman wrote: > Okay, I have a server connected to the net but have not added fail2ban or > anyth

Re: [CentOS] SSH attacks from china

2009-07-23 Thread Miguel Medalha
> Enjoy this..., 8000+ attempts. I moved the ssh port from the standard 22 to a high port. The attempts to break into my servers disappeared. The logs are clean now. I would advise you to do the same. Choose a high (> 1024) unused port and configure the clients accordingly. __

Re: [CentOS] SSH attacks from china

2009-07-23 Thread Sam Drinkard
Bob Hoffman wrote: > Okay, I have a server connected to the net but have not added fail2ban or > anything on top of my firewall yet. > > Thought you guys might get a kick out of this one user, ip is from china, > who has got a heck of a knack for making assumptions on possible usernames. > > Enjoy

[CentOS] SSH attacks from china

2009-07-23 Thread Bob Hoffman
Okay, I have a server connected to the net but have not added fail2ban or anything on top of my firewall yet. Thought you guys might get a kick out of this one user, ip is from china, who has got a heck of a knack for making assumptions on possible usernames. Enjoy this..., 8000+ attempts. Scroll