DING FENG <dingfeng12...@gmail.com> writes: > Hi, > > I'm a junior developer and a bitcoin user. > And I have read this thread carefully. > > I'm very worried about "SIGHASH_NOINPUT". > > Because "SIGHASH_NOINPUT" looks will be widely used, and it makes reuse > address more dangerous.
No. A wallet should *never* create a SIGHASH_NOINPUT to spend its own UTXOs. SIGHASH_NOINPUT is useful for smart contracts which have unique conditions, such as a pair of peers rotating keys according to an agreed schedule (eg. lightning). Cheers, Rusty. _______________________________________________ bitcoin-dev mailing list bitcoin-dev@lists.linuxfoundation.org https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev