Gentoo Archives: gentoo-dev

From: "Michał Górny" <mgorny@g.o>
To: gentoo-dev@l.g.o
Subject: Re: [gentoo-dev] [RFC] Anti-spam for goose
Date: Fri, 22 May 2020 04:39:51
Message-Id: 710273352f40d944eb5f02ba44c0bbadb2df21b9.camel@gentoo.org
In Reply to: Re: [gentoo-dev] [RFC] Anti-spam for goose by "Toralf Förster"
1 On Thu, 2020-05-21 at 22:07 +0200, Toralf Förster wrote:
2 > On 5/21/20 11:43 AM, Michał Górny wrote:
3 > > On Thu, 2020-05-21 at 11:17 +0200, Toralf Förster wrote:
4 > > > On 5/21/20 10:47 AM, Michał Górny wrote:
5 > > > > TL;DR: I'm looking for opinions on how to protect goose from spam,
6 > > > > i.e. mass fake submissions.
7 > > > >
8 > > >
9 > > > I'd combine IP-limits with proof-of-work.
10 > > > CAPTCHA should be the very last option IMO.
11 > > >
12 > >
13 > > To be honest, I don't see the point for proof-of-work if we have IP
14 > > limits.
15 > >
16 >
17 > The POW has to be made for every submission and should (somehow) include the IP-address.
18 > So you have 2 barriers. None of both is perfect but their combination is expensive.
19
20 No, one of them is expensive while the other is completely covered by
21 it. I can't imagine requiring PoW that expensive that it would limit
22 requests more than a reasonable IP limiting.
23
24 --
25 Best regards,
26 Michał Górny

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