From owner-freebsd-questions@FreeBSD.ORG Sat Mar 5 00:14:45 2011 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 5DD0C106564A for ; Sat, 5 Mar 2011 00:14:45 +0000 (UTC) (envelope-from gibblertron@gmail.com) Received: from mail-iy0-f182.google.com (mail-iy0-f182.google.com [209.85.210.182]) by mx1.freebsd.org (Postfix) with ESMTP id 201778FC08 for ; Sat, 5 Mar 2011 00:14:44 +0000 (UTC) Received: by iyj12 with SMTP id 12so2775349iyj.13 for ; Fri, 04 Mar 2011 16:14:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=t7PZUta5t6MgU4o00CgBU54KDXtNyaoed05cWBGV9Ww=; b=GAjn1XSKa2x+Xvwo9dfhAE4kN7lRn2tm7l9MHQ4g99r7uvysrSBaHx43pywpkSYXTK PyCP6JVWy9vrzJ7lC2auu7fBR91giVy8mdpuv+Xi+W3xj9tlX1nHnCTql9ilGTtU6iA2 tByM8vcYD/u4B8L/Ke0OTGnFnlP/A2bdJHDU8= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=kkM1eHDYyH5gX3NE5jWRXgPNySbJQK0T+5bcy93bCrj7kEp4EmxeTsp/Ql7I4CX2is V1LDScxcG9pBdZfhGRbK+ZQ8FCFT7rvEEJDVcsoYAHk5NnLzuMsx5UXnifTeNuVriGVk oeJfvMdZeP+gf19Sem7lnkPD+828Lf7MPgb0w= MIME-Version: 1.0 Received: by 10.231.196.78 with SMTP id ef14mr892505ibb.100.1299284084609; Fri, 04 Mar 2011 16:14:44 -0800 (PST) Received: by 10.231.38.2 with HTTP; Fri, 4 Mar 2011 16:14:44 -0800 (PST) In-Reply-To: <11805_1299196962_4D702C22_11805_70_1_D9B37353831173459FDAA836D3B43499BD354A48@WADPMBXV0.waddell.com> References: <3382016411-764985335@intranet.com.mx> <11805_1299196962_4D702C22_11805_70_1_D9B37353831173459FDAA836D3B43499BD354A48@WADPMBXV0.waddell.com> Date: Fri, 4 Mar 2011 16:14:44 -0800 Message-ID: From: Patrick Gibson To: Gary Gatten Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: Jorge Biquez , "freebsd-questions@freebsd.org" Subject: Re: Simplest way to deny access to a class C X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 05 Mar 2011 00:14:45 -0000 fail2ban by default only bans an IP for 10 minutes, and that's configurable. It can also email you anytime it imposes a ban, so one can keep an eye on things at least in the beginning to see if it's causing a problem for legitimate users. On Thu, Mar 3, 2011 at 4:02 PM, Gary Gatten wrote: > Be careful of automated responses. =A0What if someone spoofs IP's of legi= t users / customers / whatever and your automated response blocks them? =A0= Not good. > > I thought about blocking....well, never mind - might pi$$ someone off and= attract unwanted attention... > > -----Original Message----- > From: owner-freebsd-questions@freebsd.org [mailto:owner-freebsd-questions= @freebsd.org] On Behalf Of Patrick Gibson > Sent: Thursday, March 03, 2011 5:58 PM > To: Jorge Biquez > Cc: freebsd-questions@freebsd.org > Subject: Re: Simplest way to deny access to a class C > > You might consider mod_security (/usr/ports/www/mod_security) which > can be set up to ban hosts based on behaviour or characteristics. > > Or fail2ban (/usr/ports/security/py-fail2ban) is really great, too, in > that it scans whatever logs you want, and can trigger a block in your > firewall if enough violating log entries are found within a particular > period of time. Everything is totally configurable, and there are > plenty of examples that come with it. > > Patrick > > > On Thu, Mar 3, 2011 at 8:59 AM, Jorge Biquez wr= ote: >> Hello all. >> >> I am sorry in advance if this question sounds too stupid. >> >> I have a small server for personal use of webpages running: >> >> 7.3-PRERELEASE FreeBSD 7.3-PRERELEASE #0 >> >> it is working fine , no problem very stable. >> >> I just need to block some IP class C address that are always trying to >> "discover" directories or applications under the web server. They do not= do >> and can not do anything since this server has nothing installed but i am >> tired of seeing in the logs all the intents they do every 2-3 seconds. >> >> I have not installed any kind of firewall yet. >> What do you think is the best way to accomplish this task? If possible t= he >> easiest one. I do not want to do anything else but just bloc IP's, at th= is >> moment at least. >> >> Thanks in advance. >> >> Jorge Biquez >> >> _______________________________________________ >> freebsd-questions@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-questions >> To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.= org" >> > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.o= rg" > > > > > > >
>
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