Bitcoin P2P e-cash paper
daemon@ATHENA.MIT.EDU (Satoshi Nakamoto)
Mon Nov 17 12:05:47 2008
Date: Sun, 16 Nov 2008 02:02:00 +0800
From: "Satoshi Nakamoto" <satoshi@vistomail.com>
Reply-To: satoshi@vistomail.com
To: bear@sonic.net
Right, it's ECC digital signatures.
A new key pair is used for every transaction.
Satoshi Nakamoto
The Cryptography Mailing List
http://diswww.mit.edu/bloom-picayune/crypto/137799