Wladimir [ARCHIVE] on Nostr: 📅 Original date posted:2014-07-18 📝 Original message:On Fri, Jul 18, 2014 at ...

📅 Original date posted:2014-07-18
📝 Original message:On Fri, Jul 18, 2014 at 5:39 PM, Mike Hearn <mike at plan99.net> wrote:
> The rationale doesn't seem to apply to rule #4, what's so special about that
> one?

> 4. Non-push operations in scriptSig Any non-push operation in a scriptSig invalidates it.

Having non-push operations in the scriptSig is a source of
malleability, as there can be multiple sequences of opcodes that
evaluate to the same result.

Wladimir