Date: Thu, 9 Jun 2005 15:38:56 +0200 From: Marcin Jessa <lists@yazzy.org> To: john@day-light.com Cc: freebsd-isp@freebsd.org Subject: Re: inbound ssh ceased on 4 servers at same time Message-ID: <20050609153856.2e349f42.lists@yazzy.org> In-Reply-To: <NHBBKEEMKJDINKDJBJHGKEOMJAAD.john@day-light.com> References: <20050604174732.GG79969@numachi.com> <NHBBKEEMKJDINKDJBJHGKEOMJAAD.john@day-light.com>
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Hi John, guys. On Sat, 4 Jun 2005 13:14:28 -0500 "John Brooks" <john@day-light.com> wrote: > Thanks, sounds good to do on the outward facing firewall. These > four freebsd boxes are protected behind an openbsd firewall so > none of the brute-force sshd attacks have ever reached them. How do you filter those brute-force attacks? Do you check existence of users on the actual server running sshd ? I get hundreds of those attacks every day. Cheers, Marcin Jessa.
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