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From: Mike Hearn <mike@plan99.net>
To: Gavin Andresen <gavinandresen@gmail.com>
Cc: Bitcoin Dev <bitcoin-development@lists.sourceforge.net>
Subject: Re: [Bitcoin-development] Draft BIP for Bloom filtering
Date: Wed, 24 Oct 2012 22:58:30 +0200	[thread overview]
Message-ID: <CANEZrP0KN6+Jh4Lc1Cs15a1zk6eKeXRZ7aEoeUDE148arvZw1Q@mail.gmail.com> (raw)
In-Reply-To: <CABsx9T2Oc+LeJjczG_U9u06gkQRmSP0J8Q_hEJv0oGQLnKFuJw@mail.gmail.com>

> What is the worst-case for an attacker interested in trying to get you
> to saturate your upstream bandwidth or use lots of memory?  Set a
> bloom filter that matches everything, and then start requesting old
> blocks in the chain?

It would be slightly worse than shipping a full block but not seriously so.

If you just want to saturate bandwidth or disk IOPS you could probably
just request random blocks over and over again.



  reply	other threads:[~2012-10-24 20:58 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-24 15:56 [Bitcoin-development] Draft BIP for Bloom filtering Mike Hearn
2012-10-24 16:22 ` Pieter Wuille
2012-10-24 16:35   ` Mike Hearn
2012-10-24 17:11     ` Pieter Wuille
2012-10-24 18:54       ` Gavin Andresen
2012-10-24 19:00         ` Matt Corallo
2012-10-24 19:10         ` Mike Hearn
2012-10-24 20:29           ` Gavin Andresen
2012-10-24 20:58             ` Mike Hearn [this message]
2012-10-24 21:55             ` Jeff Garzik
2012-10-25 16:56 ` Gregory Maxwell
2012-10-25 17:01   ` Gregory Maxwell
2012-10-26 14:01   ` Mike Hearn
2012-10-26 14:17     ` Gregory Maxwell
2012-10-26 14:21       ` Mike Hearn
2012-10-26 14:34         ` Gregory Maxwell
2012-11-06 19:14     ` Pieter Wuille
2012-11-21 15:15 ` Pieter Wuille
2012-11-21 18:38   ` Matt Corallo
2012-11-27 21:10     ` Pieter Wuille
2013-01-10 15:21       ` Mike Hearn
2013-01-11  3:59         ` Matt Corallo
2013-01-11  5:02           ` Jeff Garzik
2013-01-11 14:11             ` Mike Hearn
2013-01-11 14:13               ` Mike Hearn
2013-01-16 10:43                 ` Mike Hearn
2013-01-16 15:00                   ` Matt Corallo
2013-01-18 16:38                     ` Mike Hearn
2013-01-19  9:51                       ` Andreas Schildbach
2013-01-30 11:09                     ` Mike Hearn
2013-01-30 11:13                       ` Mike Hearn
2013-02-06 16:33                         ` Mike Hearn
2013-02-06 16:45                           ` Gregory Maxwell
2013-02-20 12:44                             ` Mike Hearn

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