nanog mailing list archives
Re: Comment spammers chewing blogger bandwidth like crazy
From: Sean Donelan <sean () donelan com>
Date: Sun, 14 Jan 2007 19:43:22 -0500 (EST)
On Sun, 14 Jan 2007, Tony Finch wrote:
I would expect the lists of compromised hosts to be fairly effective - open proxies of various kinds and perhaps botnet hosts. As for SMTP the blacklists would only be a starting point that either provide a cheap preliminary check or feed a more sophisticated filtering system.
If you allow anonymous, unauthenticated access to any system it will be abused. Auctions, blogs, chat, mail, phone, etc. IP addresseshave never been good authenticators for applications. Sending confirmation E-mail addresses aren't that much better. And blacklists will just continue to grow longer.
How do you know your user?
Current thread:
- Re: Comment spammers chewing blogger bandwidth like crazy, (continued)
- Re: Comment spammers chewing blogger bandwidth like crazy Alexander Harrowell (Jan 14)
- Re: Comment spammers chewing blogger bandwidth like crazy William Warren (Jan 14)
- Re: Comment spammers chewing blogger bandwidth like crazy Gadi Evron (Jan 14)
- Re: Comment spammers chewing blogger bandwidth like crazy Jason Frisvold (Jan 15)
- Re: Comment spammers chewing blogger bandwidth like crazy Simon Waters (Jan 16)
- Re: Comment spammers chewing blogger bandwidth like crazy Jason Frisvold (Jan 16)
- Re: Comment spammers chewing blogger bandwidth like crazy Alexander Harrowell (Jan 16)
- Re: Comment spammers chewing blogger bandwidth like crazy Elijah Savage (Jan 14)
- Re: Comment spammers chewing blogger bandwidth like crazy Tony Finch (Jan 14)
- Re: Comment spammers chewing blogger bandwidth like crazy Christopher X. Candreva (Jan 14)
- Re: Comment spammers chewing blogger bandwidth like crazy Sean Donelan (Jan 14)
- Re: Comment spammers chewing blogger bandwidth like crazy Ian Mason (Jan 15)
- Re: Comment spammers chewing blogger bandwidth like crazy Deepak Jain (Jan 15)
- Re: Comment spammers chewing blogger bandwidth like crazy Gadi Evron (Jan 14)
- Re: Comment spammers chewing blogger bandwidth like crazy Chris L. Morrow (Jan 13)
- Re: Comment spammers chewing blogger bandwidth like crazy Owen DeLong (Jan 13)
- Re: Comment spammers chewing blogger bandwidth like crazy Pierre Baume (Jan 13)