What is Nostr?
Gregory Maxwell [ARCHIVE] /
npub1f2n…rwet
2023-06-07 17:52:38
in reply to nevent1q…222z

Gregory Maxwell [ARCHIVE] on Nostr: 📅 Original date posted:2016-08-11 📝 Original message:On Thu, Aug 11, 2016 at ...

📅 Original date posted:2016-08-11
📝 Original message:On Thu, Aug 11, 2016 at 8:37 PM, Erik Aronesty via bitcoin-dev
<bitcoin-dev at lists.linuxfoundation.org> wrote:
> Still not sure how you can take a BIP32 public seed and figure out if an
> address was derived from it though. I mean, wouldn't I have to compute all
> 2^31 possible public child addresses?

Which would take a quad core laptop about 8 hours with competent software

And presumably you're not using the whole 2^31 space else the receiver
also has to do that computation...
Author Public Key
npub1f2nvlx49er5c7sqa43src6ssyp6snd4qwvtkwm5avc2l84cs84esecrwet