On Friday 23 Sep 2016 09:57:01 Luke Dashjr via bitcoin-dev wrote: > This BIP describes a new opcode (OP_CHECKBLOCKATHEIGHT) for the Bitcoin > scripting system to address reissuing bitcoin transactions when the coins > they spend have been conflicted/double-spent. > > https://github.com/luke-jr/bips/blob/bip-cbah/bip-cbah.mediawiki
Can you walk us through a real live usecase which this solves? I read it and I think I understand it, but I can't see the attack every giving the attacker any benefit (or the attacked losing anything). _______________________________________________ bitcoin-dev mailing list bitcoin-dev@lists.linuxfoundation.org https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev
