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Re: Dos attack on SSH



You can also use something like denyhosts (http://denyhosts.sf.net). I use
it on one of my public facing hosts and it works really well - it will
automatically add IPs to hosts.deny after a configurable number of failed
logins.

Jeff



On Sat, Jul 10, 2010 at 10:56 AM, Z.Steven.Schofield
<shadowarrx gmail com>wrote:

> hi:
>
> On Sat, Jul 10, 2010 at 14:22, Tanweer Noor <tanweer noor gmail com>
> wrote:
>
> > use /etc/hosts.allow option for ssh and for Apache check your httpd.conf
> > file for options.
> >
> >
> >
> > ~Tanweer
> >
> > On Fri, Jul 9, 2010 at 10:13 PM, Raj Har <raj4list gmail com> wrote:
> >
> > > Hello all,
> > >               i want stop DOS attack(like limited IP address or limited
> > > users can access my ssh server {for users i know allowusers option}) on
> > SSH
> > > service by ssh configure file not by iptables.
> > > Is there any option in ssh please update me.
> > >
> > > I need same thing in apache web server i want limited users can access
> my
> > > website.
> > >
> > > Thanks
> > > --
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> > > https://www.redhat.com/mailman/listinfo/redhat-list
> > >
> >
> >
> >
> > --
> > ~ Tanweer
> > ----
> > --
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> > https://www.redhat.com/mailman/listinfo/redhat-list
> >
>
> 1. enable SSH on an unusual port such as 2222.It's simply and  very
> effective.
> 2. disable password login, use PubkeyAuthentication
>
> regards
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