[Bitcoin-development] Duplicate transactions vulnerability

Gavin Andresen gavinandresen at gmail.com
Wed Feb 29 22:46:55 UTC 2012

On Wed, Feb 29, 2012 at 5:05 PM, Ben Reeves <support at pi.uk.com> wrote:
> A malicious miner can produce a duplicate coinbase which the majority
> of clients will accept but the majority of hashing power won't.
> Spending the coinbase output after....

That can't happen until the coinbase matures, which takes 100 blocks.
And it won't mature because a majority of hashing power is rejecting
it, right?

Gavin Andresen

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