[Bitcoin-development] Address Expiration to Prevent Reuse
gmaxwell at gmail.com
Wed Mar 25 16:34:36 UTC 2015
On Wed, Mar 25, 2015 at 1:57 AM, Tom Harding <tomh at thinlink.com> wrote:
> The idea of limited-lifetime addresses was discussed on 2014-07-15 in
> It appears that a limited-lifetime address, such as the fanciful
> address = 4HB5ld0FzFVj8ALj6mfBsbifRoD4miY36v_349366
Assuming the sender is not an uncooperative idiot, you can simply
include expiration information and the sender can refuse to send after
If the sender is an uncooperative idiot, they can always change your
target and send anyways.
This would seem to work nearly as well as the non-reorg safe network
impacting version, and yet has no cost beyond the extra size is
communicating the limit.
> Block containing tx invalid if a prior confirmed tx has paid address
Requires a unprunable verification state.
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