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| author | Chris Beams <chris@beams.io> | 2014-03-29 10:08:47 +0100 |
|---|---|---|
| committer | bitcoindev <bitcoindev@gnusha.org> | 2014-03-29 09:25:04 +0000 |
| commit | d075899aa801e5d6b3f514f43a39c26320c6601e (patch) | |
| tree | 84fb1dbbff35720dc323fc761c7df120fa6ae327 | |
| parent | 9d3c7b2a154edc0674169be021c104686e30d51f (diff) | |
| download | pi-bitcoindev-d075899aa801e5d6b3f514f43a39c26320c6601e.tar.gz pi-bitcoindev-d075899aa801e5d6b3f514f43a39c26320c6601e.zip | |
Re: [Bitcoin-development] Presenting a BIP for Shamir's Secret Sharing of Bitcoin private keys
| -rw-r--r-- | ea/6a744e0fd5a2ac6386b8f2237ddd81c0a53cda | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/ea/6a744e0fd5a2ac6386b8f2237ddd81c0a53cda b/ea/6a744e0fd5a2ac6386b8f2237ddd81c0a53cda new file mode 100644 index 000000000..bb1dbda15 --- /dev/null +++ b/ea/6a744e0fd5a2ac6386b8f2237ddd81c0a53cda @@ -0,0 +1,131 @@ +Received: from sog-mx-2.v43.ch3.sourceforge.com ([172.29.43.192] + helo=mx.sourceforge.net) + by sfs-ml-4.v29.ch3.sourceforge.com with esmtp (Exim 4.76) + (envelope-from <chris@beams.io>) id 1WTpVg-0005g4-49 + for bitcoin-development@lists.sourceforge.net; + Sat, 29 Mar 2014 09:25:04 +0000 +X-ACL-Warn: +Received: from chello084114181075.1.15.vie.surfer.at ([84.114.181.75] + helo=mini.local) by sog-mx-2.v43.ch3.sourceforge.com with esmtp + (Exim 4.76) id 1WTpVe-00006w-Rt + for bitcoin-development@lists.sourceforge.net; + Sat, 29 Mar 2014 09:25:04 +0000 +Received: from localhost (localhost [127.0.0.1]) + by mini.local (Postfix) with ESMTP id CB6C55165DE + for <bitcoin-development@lists.sourceforge.net>; + Sat, 29 Mar 2014 10:08:58 +0100 (CET) +X-Virus-Scanned: amavisd-new at mini.local +Received: from mini.local ([127.0.0.1]) + by localhost (mini.local [127.0.0.1]) (amavisd-new, port 10024) + with ESMTP id yJ8e5wjOMt3t + for <bitcoin-development@lists.sourceforge.net>; + Sat, 29 Mar 2014 10:08:49 +0100 (CET) +Received: from [192.168.0.14] (chello084114181075.1.15.vie.surfer.at + [84.114.181.75]) by mini.local (Postfix) with ESMTPSA id 2211D5165C9 + for <bitcoin-development@lists.sourceforge.net>; + Sat, 29 Mar 2014 10:08:49 +0100 (CET) +Content-Type: multipart/signed; + boundary="Apple-Mail=_0D199B2A-11D7-4450-8D8D-34393DBAE4AC"; + protocol="application/pgp-signature"; micalg=pgp-sha1 +Mime-Version: 1.0 (Mac OS X Mail 7.2 \(1874\)) +X-Pgp-Agent: GPGMail 2.1 (8c620b1) +From: Chris Beams <chris@beams.io> +In-Reply-To: <1878927.J1e3zZmtIP@crushinator> +Date: Sat, 29 Mar 2014 10:08:47 +0100 +Message-Id: <83BBF97F-290E-4CF9-B062-92445ED35F27@beams.io> +References: <1878927.J1e3zZmtIP@crushinator> +To: bitcoin-development@lists.sourceforge.net +X-Mailer: Apple Mail (2.1874) +X-Spam-Score: 1.3 (+) +X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. + See http://spamassassin.org/tag/ for more details. + 1.3 RCVD_IN_RP_RNBL RBL: Relay in RNBL, + https://senderscore.org/blacklistlookup/ + [84.114.181.75 listed in bl.score.senderscore.com] + 0.0 RCVD_IN_SORBS_DUL RBL: SORBS: sent directly from dynamic IP address + [84.114.181.75 listed in dnsbl.sorbs.net] +X-Headers-End: 1WTpVe-00006w-Rt +Subject: Re: [Bitcoin-development] Presenting a BIP for Shamir's Secret + Sharing of Bitcoin private keys +X-BeenThere: bitcoin-development@lists.sourceforge.net +X-Mailman-Version: 2.1.9 +Precedence: list +List-Id: <bitcoin-development.lists.sourceforge.net> +List-Unsubscribe: <https://lists.sourceforge.net/lists/listinfo/bitcoin-development>, + <mailto:bitcoin-development-request@lists.sourceforge.net?subject=unsubscribe> +List-Archive: <http://sourceforge.net/mailarchive/forum.php?forum_name=bitcoin-development> +List-Post: <mailto:bitcoin-development@lists.sourceforge.net> +List-Help: <mailto:bitcoin-development-request@lists.sourceforge.net?subject=help> +List-Subscribe: <https://lists.sourceforge.net/lists/listinfo/bitcoin-development>, + <mailto:bitcoin-development-request@lists.sourceforge.net?subject=subscribe> +X-List-Received-Date: Sat, 29 Mar 2014 09:25:04 -0000 + + +--Apple-Mail=_0D199B2A-11D7-4450-8D8D-34393DBAE4AC +Content-Transfer-Encoding: quoted-printable +Content-Type: text/plain; + charset=us-ascii + +Matt, could you expand on use cases for which you see Shamir's Secret = +Sharing Scheme as the best tool for the job? In particular, when do you = +see that it would be superior to simply going with multisig in the first = +place? Perhaps you see these as complimentary approaches, toward = +defense-in-depth? In any case, the Motivation and Rationale sections of = +the BIP in its current form are silent on these questions. + +On Mar 29, 2014, at 9:05 AM, Matt Whitlock <bip@mattwhitlock.name> = +wrote: + +> Abstract: A method is described for dividing a Bitcoin private key = +into shares in a manner such that the key can be reconstituted from any = +sufficiently large subset of the shares but such that individually the = +shares do not reveal any information about the key. This method is = +commonly known as Shamir's Secret Sharing Scheme. Additionally, an = +encoding methodology is proposed to standardize transmission and storage = +of shares. +>=20 +> Complete BIP: = +https://github.com/whitslack/btctool/blob/bip/bip-xxxx.mediawiki +>=20 +> I am looking to have this BIP assigned a number and added to the = +bitcoin/bips repository. I invite any comments, questions, or = +suggestions. +>=20 +> = +--------------------------------------------------------------------------= +---- +> _______________________________________________ +> Bitcoin-development mailing list +> Bitcoin-development@lists.sourceforge.net +> https://lists.sourceforge.net/lists/listinfo/bitcoin-development + + +--Apple-Mail=_0D199B2A-11D7-4450-8D8D-34393DBAE4AC +Content-Transfer-Encoding: 7bit +Content-Disposition: attachment; + filename=signature.asc +Content-Type: application/pgp-signature; + name=signature.asc +Content-Description: Message signed with OpenPGP using GPGMail + +-----BEGIN PGP SIGNATURE----- +Comment: GPGTools - http://gpgtools.org + +iQIcBAEBAgAGBQJTNo2fAAoJED0hT49bxe1zgt0P/iyJV5Vxxqhi6LLVwRMU+S5X +vWh7BkGsYk1EEq+EokmQkaVQoLNUj93Z0TnhtHa1T1LFbpMkycJLpgl5qPeU3uz4 +7hw0yb5OeNSGKz8NaceaMDmJ+FUDjiqRntbmv6DZOiLL3cfOAl9A1C1zEQ9MLJR6 +5hyjU21tKF85cvxUhdDz2DTyAjt1eE3nVpmfo4UIYvDsQgYBng4OkUV4WedKVyhW +q2HyfblDcmIKEmLbftDnZCM6ixQbeBeQgAxWaqks06sSBXT38NJj5mGMonTAHloN +wCNAv+xyC8GYgAymt/Wnlf1KrvrItFFMegWN5J0MvTpwQ6rQP2yRAqtSJmy09QiW +XsOK+aZYrW50r4jDikZPtO6h8TsAvf2uJ7tya16WaVyqgbCh4an5D9p7gFP0Hl/c +SMa4eIhspUJG5zMkI5zwTGfrF9qGkE3oae3C4lfqrRSAhj9A6qZO+NEe8IWNxg1W +KetePBwaooTRzEE2Mnh5DNGbKUvCGgr+mlopLhjMJWikwLDtVeXZT0iY8NajOyNi +lqZ5G4eZCeirDVUCRqaC4ETzltGNBaxTqwk75tCXMoCQtmCL33FaVDC313FTYUGl +Hlc3NMUVyWumgMzghFZWJ05Xh+A0SpwBX4hJFgmerkP0ywRLmkm8s5lJivZrx0cm +PNLY9fldCwnXDiIlDrjs +=pLYH +-----END PGP SIGNATURE----- + +--Apple-Mail=_0D199B2A-11D7-4450-8D8D-34393DBAE4AC-- + + |