From greg at xiph.org Tue Jul 3 23:45:22 2018 From: greg at xiph.org (Gregory Maxwell) Date: Tue, 3 Jul 2018 23:45:22 +0000 Subject: [Lightning-dev] [bitcoin-dev] BIP sighash_noinput In-Reply-To: <20180703052100.gtjdverh5irfokrp@petertodd.org> References: <871sewirni.fsf@gmail.com> <CAAS2fgS-_D7aBcDf_nAbuREBxv65zYMr60-1YqCnx-esvRVfEg@mail.gmail.com> <87y3esvrvu.fsf@rustcorp.com.au> <20180703052100.gtjdverh5irfokrp@petertodd.org> Message-ID: <CAAS2fgTUHFpzW54A2_johHVfa=bwdo3CpG2or5Z1Qg4hC-B+rA@mail.gmail.com> On Tue, Jul 3, 2018 at 5:21 AM, Peter Todd <pete at petertodd.org> wrote: > The problem with that name is `SIGHASH_REUSE_VULNERABLE` tells you nothing > about what the flag actually does. I believe that making the signature replayable is 1:1 with omitting the identification of the specific coin being spent from it.