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From: Karl-Johan Alm <karljohan-alm@garage•co.jp>
To: Maksim Solovjov <maxim.solovjov@gmail•com>,
	 Bitcoin Protocol Discussion
	<bitcoin-dev@lists•linuxfoundation.org>
Subject: Re: [bitcoin-dev] Few questions regarding ListTransaction
Date: Wed, 11 Apr 2018 14:21:10 +0900	[thread overview]
Message-ID: <CALJw2w6Guc6rX7A_8Nqob+w1=NKi2DfH9aj2-sg2EfgRFjDw0g@mail.gmail.com> (raw)
In-Reply-To: <CAO11aqjomkZcr8yeKtT5M8VUROGwz56w11UzR0pDBu333=BEPg@mail.gmail.com>

On Wed, Apr 11, 2018 at 5:29 AM, Maksim Solovjov via bitcoin-dev
<bitcoin-dev@lists•linuxfoundation.org> wrote:
> 1. What does it mean for a transaction ( with 0 confirmations ) to be
> trusted or not?

It is trusted if (1) it is final (i.e. it can't be replaced), (2) it
is not in a block that was reorged out (negative confirmation count),
(3) the 'spend zero conf change' option is set, (4) it is in the
mempool, and (5) all inputs are from us.

> 2. When does confirmations can be -1 ( conflicted )?
> What does it mean to have conflicted transaction?
> Is it about Transaction Malleability? Double Spend? or both?

A transaction is conflicted if a different transaction exists that
spends the same inputs. A transaction gets -N confirmations if it is
mined in a block, and that block is orphaned away, and a different
transaction is mined in the new block so that the transaction becomes
a double spend.


  parent reply	other threads:[~2018-04-11  5:21 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-10 20:29 Maksim Solovjov
2018-04-10 20:41 ` Joseph Gleason ⑈
2018-04-11  5:21 ` Karl-Johan Alm [this message]
2018-04-11  5:22   ` Karl-Johan Alm
2018-04-11  7:52     ` Peter Todd
2018-04-11  8:10       ` Karl-Johan Alm
2018-04-11  9:37         ` Peter Todd
2018-04-11  9:48           ` ZmnSCPxj
2018-04-11 10:00             ` Karl-Johan Alm
2018-04-11 19:58               ` Maksim Solovjov

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