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Re: [tor-relays] Intrusion Prevention System Software - Snort or Suricata



True, but slowing them down could still be useful.

At any rate, Suricata is a no-go for low-end relays that only have 500MB of RAM. It just hammers the pagefile.

On Sat, Oct 8, 2016 at 7:00 PM, Markus Koch <niftybunny@xxxxxxxxxxxxxx> wrote:
Would not help. These are bots, you can slow them down but this will
not stop them at all.

Markus


2016-10-09 1:57 GMT+02:00 teor <teor2345@xxxxxxxxx>:
>
>> On 7 Oct 2016, at 05:07, Green Dream <greendream848@xxxxxxxxx> wrote:
>>
>> If we're going to change anything I think it needs to happen within
>> Tor software. Operators could leverage the existing "Exitpolicy
>> reject" rules, or Tor could add functionality there if it's missing.
>> Whatever we do, I think it needs to be uniform and transparent.
>
> I had a conversation with someone at the recent tor meeting about
> rate-limiting Tor traffic. There are all sorts of drawbacks (blocking
> popular sites, for example), but I wonder if there are rate-limiting
> settings that would eliminate the majority of abuse reports based on
> default fail2ban and similar reporting system settings.
>
> For example, I wonder if the complaints I receive about SSH could be
> eliminated by slowing down repeated SSH connections to the same host
> by a second or so.
>
> Clearly more research is needed to work out if this is even feasible,
> and, if it is, what rate limits should apply to what ports.
>
> T
>
> --
> Tim Wilson-Brown (teor)
>
> teor2345 at gmail dot com
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> xmpp: teor at torproject dot org
>
>
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>
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>
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