From: Peter Todd <pete@petertodd•org>
To: Bitcoin Protocol Discussion <bitcoin-dev@lists•linuxfoundation.org>
Subject: Re: [bitcoin-dev] Address expiration times should be added to BIP-173
Date: Wed, 27 Sep 2017 17:33:07 -0400 [thread overview]
Message-ID: <20170927213307.GA2270@savin.petertodd.org> (raw)
In-Reply-To: <20170927160654.GA12492@savin.petertodd.org>
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On Wed, Sep 27, 2017 at 12:06:54PM -0400, Peter Todd via bitcoin-dev wrote:
> Being just an expiration time, seconds-level resolution is unnecessary, and
> may give the wrong impression. I'd suggest either:
>
> 1) Hour resolution - 2^24 hours = 1914 years
> 2) Month resolution - 2^16 months = 5458 years
Just remembered: it's notable how Coinbase has a 10 minute timeout on their
payment window, which is in effect a 10 minute expiry time for the address.
Presumably they'd make use of this feature if it existed.
--
https://petertodd.org 'peter'[:-1]@petertodd.org
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next prev parent reply other threads:[~2017-09-27 21:33 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-27 16:06 Peter Todd
2017-09-27 18:15 ` CryptAxe
2017-09-27 19:03 ` Mark Friedenbach
2017-09-27 21:20 ` Peter Todd
2017-09-27 19:35 ` Chris Priest
2017-09-27 20:11 ` CryptAxe
2017-09-27 20:23 ` Nick Pudar
2017-09-27 20:19 ` CryptAxe
2017-09-27 21:09 ` Mark Friedenbach
2017-09-27 21:15 ` Peter Todd
2017-09-28 0:22 ` Gregory Maxwell
2017-09-27 21:33 ` Peter Todd [this message]
2017-09-28 0:58 ` Gregory Maxwell
2017-09-29 1:50 ` Peter Todd
2017-09-29 2:06 ` Gregory Maxwell
2017-09-28 10:09 ` Andreas Schildbach
2017-09-28 12:43 ` Sjors Provoost
2017-09-28 14:13 ` Andreas Schildbach
2017-09-28 14:41 ` Sjors Provoost
2017-09-28 15:06 ` Andreas Schildbach
2017-09-28 15:45 ` Sjors Provoost
2017-09-28 16:59 ` Luke Dashjr
2017-09-29 2:18 ` Peter Todd
2017-09-29 7:18 ` Sjors Provoost
2017-09-29 2:55 ` [bitcoin-dev] Why the BIP-72 Payment Protocol URI Standard is Insecure Against MITM Attacks Peter Todd
2017-09-29 4:21 ` Omar Shibli
2017-09-29 13:14 ` Tomas
2017-09-29 17:40 ` Aymeric Vitte
2017-09-30 15:33 ` Andreas Schildbach
2017-09-29 1:45 ` [bitcoin-dev] Address expiration times should be added to BIP-173 Peter Todd
2017-09-29 8:44 ` Andreas Schildbach
2017-09-29 9:55 ` Peter Todd
2017-09-29 12:45 ` Andreas Schildbach
2017-09-29 13:52 ` Peter Todd
2017-09-29 17:25 ` Gregory Maxwell
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