[Bitcoin-development] Message Signing based authentication

[Luke-Jr]

On Sunday, November 03, 2013 1:19:51 AM Allen Piscitello wrote:
> I actually had a use case in my case where it was possible, and that was
> the check I used to get around it, just configured it so that I always
> generated a new key when I needed to set up a 2 of 2 Multisig Refund Tx.
>  It was either that or making sure I had no unspent outputs.  The use case
> of doing it was laziness in just creating a single key.

Use cases mean an actual use, not mere laziness. Bitcoin as a system has 
always required a unique EC key (and address) for each transaction.

Luke