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style="font-size:0;"><td align="center" style="padding:0 0 0 16px;vertical-align:middle;"><table cellpadding="0" cellspacing="0" border="0" style="white-space:nowrap;color:#000001;font-size:14.67px;font-family:Calibri,Arial,sans-serif;font-weight:400;font-style:normal;text-align:left;"><tr style="font-size:14.67px;"><td style="font-family:Calibri,Arial,sans-serif;">We build customized end‑to‑end technology solutions powered by NetFire Cloud.</td></tr></table></td></tr></table></td></tr></table></td></tr></table></td></tr></table></td></tr></table></td></tr></table></div>On Sun, Jan 30, 2022 at 7:07 PM Töma Gavrichenkov <<a href="mailto:ximaera@gmail.com">ximaera@gmail.com</a>> wrote:<br></div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="auto">Peace,<br><br><div class="gmail_quote" dir="auto"><div dir="ltr" class="gmail_attr">On Thu, Jan 27, 2022, 4:38 PM Smahena Amakran <<a href="mailto:smahenamakran@gmail.com" rel="noreferrer" target="_blank">smahenamakran@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div><div><div dir="auto">F<span style="font-size:1rem;color:rgb(14,16,26);word-spacing:1px">or my studies, I am researching IPv6 adoption.</span></div></div></div></blockquote></div><div dir="auto"><br></div><div dir="auto">For your consideration, there's one thing that's always overlooked.</div><div dir="auto"><br></div><div dir="auto">E.g. I've been talking once to a big employee of a large content provider, and that person told me they don't enable IPv6 because doing otherwise produces tons of comment spam.</div><div dir="auto"><br></div><div dir="auto">The thing is, we have this spam problem. This is not really the "information security issue" you've mentioned, this is just a glimpse of a real issue.</div><div dir="auto"><br></div><div dir="auto">IPv6 is now cheap as chips. It's very dirty therefore. All kinds of bots, spammers, password brute force programs live in there, and it's significantly harder to correlate and ditch these with the sparse IPv6 address space.</div><div dir="auto"><br></div><div dir="auto">ISPs don't typically focus on these kinds of things but ISPs, speaking of large ones, are also typically champions in IPv6 deployment. It's usually content providers who don't do their stuff. And, as sad as it gets, it's not getting away any time soon since it's there for a reason.</div></div></blockquote><div><br></div><div>Have you tried treating a /64 in IPv6 in the same way that you'd treat a /32 in IPv4 (and thusly, a /32 in IPv6 in the same way you'd treat larger IPv4 blocks targeting bad provider space, etc?) rather than fighting every /128? This seems to be a pretty common practice that has worked for others in dealing with abuse issues on IPv6. </div><div><br></div><div>- mdh</div><div><br></div></div></div>
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