<div dir="ltr">Cool!</div><div class="gmail_extra"><br><br><div class="gmail_quote">On Sat, Mar 16, 2013 at 11:18 AM, Ray Racine <span dir="ltr"><<a href="mailto:ray.racine@gmail.com" target="_blank">ray.racine@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hyperloglog with a sliding window on the IP or src/dest connection ports. <div><a href="http://algo.inria.fr/flajolet/Publications/FlFuGaMe07.pdf" target="_blank">http://algo.inria.fr/flajolet/Publications/FlFuGaMe07.pdf</a><br>
</div><div>Page 140, Cool but simple algo to implement. Could be added to the Racket HTTP Server as a DOS capability.</div></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><br><div class="gmail_quote">
On Sat, Mar 16, 2013 at 10:15 AM, Robby Findler <span dir="ltr"><<a href="mailto:robby@eecs.northwestern.edu" target="_blank">robby@eecs.northwestern.edu</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Woah! I should have checked: I think they were all coming from the same ip address. I've blocked that IP address and lets see what happens.<div>
<br></div><div>Thanks.<span><font color="#888888"><br><div><br></div><div>Robby</div></font></span></div>
</div><div><div><div class="gmail_extra"><br><br><div class="gmail_quote">On Sat, Mar 16, 2013 at 9:04 AM, Laurent <span dir="ltr"><<a href="mailto:laurent.orseau@gmail.com" target="_blank">laurent.orseau@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div>I don't how much of this is done right now, or is feasible, but just in case here are some suggestions:<br>
- Don't allow more than 5-10 bug reports in one hour from the same IP, with possible ban (+ visual warning)<br>
</div>- Use something like SpamAssassin, tuned toward bug-reporting<br></div><div></div><div>- Restrict bug reporting to registered users only (but this is probably a bad policy)<br></div>- Make the user pay $1 for each bug report (+ optionally introduce random bugs in Racket), and pay me back 50% for the idea.<br>
<br></div>Laurent<br></div><div class="gmail_extra"><br><br><div class="gmail_quote"><div><div>On Sat, Mar 16, 2013 at 2:39 PM, Robby Findler <span dir="ltr"><<a href="mailto:robby@eecs.northwestern.edu" target="_blank">robby@eecs.northwestern.edu</a>></span> wrote:<br>
</div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div><div dir="ltr">Hi all: I'm sorry to say that I've just disabled planet's bug reporting system. Over the last 24 hours, we've gotten about 2,000 spam bug reports. (They are all gone now.)<div>
<div><br></div>
<div>I'm also sorry to report that I deleted bug number 509 by accident (it was not spam).</div></div><div><br></div><div>The bug report system was using recaptcha (still is there, actually if you want to see: <a href="http://planet.racket-lang.org/trac/newticket" target="_blank">http://planet.racket-lang.org/trac/newticket</a>) but apparently that's now been broken.</div>
<div><br></div><div>I'm not sure what's the right approach to take in fixing this, so if people have suggestions I'm all ears and motivated in a way that I wasn't last time this came up on the list.</div>
<span><font color="#888888">
<div><br></div><div>Robby</div><div><br></div></font></span></div>
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