[Bitcoin-development] Double Spend Notification

Peter Todd pete at petertodd.org
Tue May 21 13:06:13 UTC 2013

On Tue, May 21, 2013 at 01:39:30PM +1000, Robert Backhaus wrote:
> That's good - what I had taken away from the replace-by-fee discussions was
> that it was finally decided.
> My opinion is that we should be doing what we can to make 0-confs as
> reliable as possible - which will always be 'not very', but a solid system
> to notify on attempted double-spends is a good start.
> I'd like to know how Peter Todd's experiment with the 2BTC reward has gone.

piuk wrote a double-spender that I think meets the criteria for the
reward: https://blockchain.info/create-double-spend

I'll get a chance to test it properly when I'm back from vacation, but
looks like he's getting the 2BTC. If it does work as intended I'm also
planning on doing a demo/video at the next Toronto Bitcoin Meetup to
demonstrate the attack in a real-life exchange.

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 490 bytes
Desc: Digital signature
URL: <http://lists.linuxfoundation.org/pipermail/bitcoin-dev/attachments/20130521/8219e59c/attachment.sig>

More information about the bitcoin-dev mailing list