From: Jeff Garzik <jgarzik@bitpay•com>
To: Stephen Morse <stephencalebmorse@gmail•com>
Cc: bitcoin-development <bitcoin-development@lists•sourceforge.net>
Subject: Re: [Bitcoin-development] Build your own nHashType
Date: Thu, 9 Apr 2015 07:22:52 -0700 [thread overview]
Message-ID: <CAJHLa0NgV=6D=TAy4sm_EAfYiZULK-d9GMcddW1-DZRHCE8Sew@mail.gmail.com> (raw)
In-Reply-To: <CABHVRKSET18D13+yi4MTPs6+4xwUD5vuJszCOJG9CaTi0+CAvA@mail.gmail.com>
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On Thu, Apr 9, 2015 at 7:10 AM, Stephen Morse <stephencalebmorse@gmail•com>
wrote:
> Is hashing transaction data once for each input really a huge bottleneck,
> though? Do mobile devices have an issue with this?
>
Think about what slow transaction verification speed means. Slower
propagation across the network. More work per node. Greater opportunity
for algorithmic attacks, races and other shenanigans by attackers.
--
Jeff Garzik
Bitcoin core developer and open source evangelist
BitPay, Inc. https://bitpay.com/
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next prev parent reply other threads:[~2015-04-09 14:52 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-08 19:50 Stephen Morse
2015-04-09 11:29 ` Mike Hearn
2015-04-09 14:10 ` Stephen Morse
2015-04-09 14:22 ` Jeff Garzik [this message]
2015-04-09 17:28 ` Peter Todd
2015-04-10 2:56 ` Stephen Morse
2015-04-18 23:33 ` Peter Todd
2015-04-09 14:45 ` Mike Hearn
2015-04-15 3:34 ` Gregory Maxwell
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