From: Alistair Mann <al@pectw•net>
To: "Kenshiro []" <tensiam@hotmail•com>,
Bitcoin Protocol Discussion
<bitcoin-dev@lists•linuxfoundation.org>
Subject: Re: [bitcoin-dev] Add a moving checkpoint to the Bitcoin protocol
Date: Wed, 31 Jul 2019 14:59:33 +0100 [thread overview]
Message-ID: <28454621.Lge63Ifvux@dprfs-d5766> (raw)
In-Reply-To: <DB6PR10MB1832329BC8D151DC18F1E6CEA6DF0@DB6PR10MB1832.EURPRD10.PROD.OUTLOOK.COM>
On Wednesday 31 Jul 2019 12:28:58 Kenshiro [] via bitcoin-dev wrote:
> I would like to propose that a "moving checkpoint" is added to the Bitcoin
> protocol. It's a very simple rule already implemented in NXT coin:
>
> - A node will ignore any new block under nodeBlockHeight - N, so the
> blockchain becomes truly immutable after N blocks, even during a 51% attack
> which thanks to the moving checkpoint can't rewrite history older than the
> last N blocks.
How would a (potentially, state-sponsored) netsplit lasting longer than N be
handled?
--
Alistair Mann
next prev parent reply other threads:[~2019-07-31 14:31 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-31 12:28 Kenshiro []
2019-07-31 13:59 ` Alistair Mann [this message]
2019-07-31 14:40 ` Kenshiro []
2019-07-31 14:53 ` Kenshiro []
2019-07-31 23:28 ` Alistair Mann
2019-08-01 10:17 ` Kenshiro []
2019-08-02 12:19 ` Ethan Heilman
2019-08-02 13:08 ` Kenshiro []
2019-08-03 0:51 ` LORD HIS EXCELLENCY JAMES HRMH
2019-08-03 10:35 ` Kenshiro []
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