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From "deepaksharma559@gmail.com" <deepaksharma...@gmail.com>
Subject Re: [users@httpd] Re: throttling IP addresses
Date Wed, 03 Feb 2016 05:17:17 GMT
You can also have look at https://atomicorp.com/ I would recommend install
ASL firewall.

Thanks
Deepak Sharma

On Tue, Feb 2, 2016 at 10:49 PM, Wei-min Lee <weimin.b.lee@gmail.com> wrote:

> There may not be a simple single solution for you.
>
> Iptables can be used to restrict packets that are coming in at an
> excessively high rate
>
> Snort can be used to detect and manage intrusion attempts.
>
> ~Sent from my Huawei H1511~
> On Feb 2, 2016 8:48 AM, "George Genovezos" <George.Genovezos@copart.com>
> wrote:
>
>> Yes,
>>
>> I am referring to an external firewall.
>>
>> So the idea is to use the web server to proxy external traffic and place
>> an IP hit counter, that would throttle a DDOS attack. Even with a unix
>> firewall, we still need a way to identify the threat and update the
>> firewall. Do you have any thoughts on that?
>>
>> Thanks
>>
>>
>> George Genovezos
>> Application Security Architect
>> CISSP, ISSAP, CIFI
>>
>> Copart
>> I--
>>
>>
>>
>>
>>
>>
>>
>> On 2/1/16, 6:04 PM, "Richard" <lists-apache@listmail.innovate.net> wrote:
>>
>> >Are you referring to a 3rd-party firewall in front of the machine or
>> >the OS's firewall. Most *nix system (built-in) firewalls that I've
>> >dealt with have a lot of granularity and capabilities. They can
>> >certainly do an IP-specific (or range) blocks on one (or all) ports
>> >and some can do the throttling for you. That's what I've used when
>> >I've needed to deal with issues like yours. Changing a web server
>> >response to a 403 doesn't have all that much effect if you're
>> >dealing with high-volume traffic.
>> >
>> >
>> >> Date: Monday, February 01, 2016 22:07:45 +0100
>> >> From: Luca Toscano <toscano.luca@gmail.com>
>> >>
>> >> Hi George,
>> >>
>> >> I would also check mod_qos for your use case!
>> >>
>> >> Luca
>> >> Il 01 feb 2016 22:00, "George Genovezos"
>> >> <George.Genovezos@copart.com> ha scritto:
>> >>
>> >>> Richard,
>> >>>
>> >>> I would agree with you that a more elegant solution is required.
>> >>> Unfortunately the firewall will only block or allow a particular
>> >>> port.
>> >>>
>> >>> The correct solution would be to implement an IPS solution in
>> >>> front of a firewall, but where in the do more with less phase.
>> >>>
>> >>>
>> >>> George Genovezos
>> >>> Application Security Architect
>> >>> CISSP, ISSAP, CIFI
>> >>>
>> >>> Copart
>> >>> I--
>> >>>
>> >>> On 2/1/16, 2:27 PM, "Richard"
>> >>> <lists-apache@listmail.innovate.net> wrote:
>> >>>
>> >>> >
>> >>> >
>> >>> >> Date: Monday, February 01, 2016 19:52:51 +0000
>> >>> >> From: George Genovezos <George.Genovezos@Copart.Com>
>> >>> >>
>> >>> >> Hi,
>> >>> >>
>> >>> >> I’m hoping someone can help with a problem I’m having.
I
>> >>> >> need a basic Ddos  mitigation tool. Basically, either
>> >>> >> throttling back certain IP addresses or blocking access after
>> >>> >> too many connections per second.
>> >>> >>
>> >>> >> I know mod_evasive did this but the project, to my knowledge
is
>> >>> >> deprecated.
>> >>> >>
>> >>> >> So to draw this out, I want a web server to count the number
of
>> >>> >> connection per seconds, and if an IP breaches this limit to
>> >>> >> either throttle or block the connection. Then I want to use
>> >>> >> mod_proxy to reverse proxy that clean connection to my web
>> >>> >> servers.
>> >>> >>
>> >>> >> Any feedback would be greatly appreciated.
>> >>> >>
>> >>> >> George Genovezos
>> >>> >> Application Security Architect
>> >>> >> CISSP, ISSAP, CIFI
>> >>> >>
>> >>> >> Copart
>> >>> >
>> >>> > In my view, doing this at the web server is rather late in the
>> >>> > game. If I'm reading the mod_evasive documentation correctly,
>> >>> > all it (or something similar) does is stops serving content and
>> >>> > returns 403s. If your content is resource expensive to deliver
>> >>> > that will help some, but you're still going to get all the
>> >>> > requests hitting the web server and you're still going to be
>> >>> > responding to them.
>> >>> >
>> >>> > The better place to address this is at your system's firewall.
>> >>> > Depending on your system, you likely have firewall tools that
>> >>> > can provide a more robust solution.
>> >>> >
>> >>> >
>> >>> >
>> >>> > ---------------------------------------------------------------
>> >>> > ------ To unsubscribe, e-mail:
>> >>> > users-unsubscribe@httpd.apache.org For additional commands,
>> >>> > e-mail: users-help@httpd.apache.org
>> >>> >
>> >>>
>> >
>> >------------ End Original Message ------------
>> >
>> >
>> >
>> >---------------------------------------------------------------------
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>> >
>>
>

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