[FFmpeg-devel] trac spam

[epirat07 at gmail.com]

On 19 Oct 2023, at 21:05, Michael Koch wrote:

>> IIRC each regex give -10 so multiple matches give more.
>
> So far, the search strings contain only combinations of keywords, for example "concretevictoria".
> False positives are almost impossible.
>
> I could add shorter keywords, for example "concrete" and "victoria".
> Then we would get multiple matches, but also a few false positives.
> Especially for people from Canada. Keywords would be:
> "ottawa", "halifax", "victoria", "moncton", "nanaimo", "vancouver",
> "concrete", "excavating", "fabricators", "lawncare", "landscapedesign", "retainingwalls"
> Shall I do that?
>
> I agree with you that the problem is not trivial.
>
>> I think the captcha works as intended. It adds cost to the spammer
> I doubt its economic for spammers to solve a captcha for having some spam
> up for a few hours.
>

From my experience looking over Xiph infrastructure, we had a lot of spammers
in the past able to solve captchas to post spam on our various services.

Captcha only really helped for low-effort automated spam.

> It's not only for a few hours. We have the spammer's links in our archives forever.
> http://ffmpeg.org/pipermail/ffmpeg-trac/2023-October/067523.html
> Search engines can find the links, and that's what the spammer probably wants.
>
> Michael
>
>
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