Return-Path: Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 0D09798A for ; Wed, 27 Sep 2017 21:15:57 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from outmail149082.authsmtp.co.uk (outmail149082.authsmtp.co.uk [62.13.149.82]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 4DF571A6 for ; Wed, 27 Sep 2017 21:15:55 +0000 (UTC) Received: from mail-c245.authsmtp.com (mail-c245.authsmtp.com [62.13.128.245]) by punt20.authsmtp.com (8.14.2/8.14.2/) with ESMTP id v8RLFsMR001918; Wed, 27 Sep 2017 22:15:54 +0100 (BST) Received: from petertodd.org (ec2-52-5-185-120.compute-1.amazonaws.com [52.5.185.120]) (authenticated bits=0) by mail.authsmtp.com (8.14.2/8.14.2/) with ESMTP id v8RLFpw1045086 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Wed, 27 Sep 2017 22:15:52 +0100 (BST) Received: from [127.0.0.1] (localhost [127.0.0.1]) by petertodd.org (Postfix) with ESMTPSA id E47AB4011D; Wed, 27 Sep 2017 21:15:50 +0000 (UTC) Received: by localhost (Postfix, from userid 1000) id 341B9205E4; Wed, 27 Sep 2017 17:15:50 -0400 (EDT) Date: Wed, 27 Sep 2017 17:15:50 -0400 From: Peter Todd To: Chris Priest Message-ID: <20170927211550.GA2034@savin.petertodd.org> References: <20170927160654.GA12492@savin.petertodd.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="ibTvN161/egqYuK8" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23 (2014-03-12) X-Server-Quench: 0b043e63-a3c9-11e7-801f-9cb654bb2504 X-AuthReport-Spam: If SPAM / abuse - report it at: http://www.authsmtp.com/abuse X-AuthRoute: OCd2Yg0TA1ZNQRgX IjsJECJaVQIpKltL GxAVKBZePFsRUQkR aAdMdAUUC1AEAgsB AmEbWVZeUVh7XGE7 bghPaBtcak9QXgdq T0pMXVMcUg0KfWpB QR8eVhxyfwMIfHpy ZwhiDHBfXxF8dlss QR1dCGwHMGB9YGAe Bl1RJFFSdQcYLB1A alQxNiYHcQ5VPz4z GA41ejw8IwAXAShZ WAwWNhofUV4KBDcg RhcEVSkuGEAeDz4z KAEiJhYWEQ4YPkk/ PRM9XhoyEidXU1IF dwAA X-Authentic-SMTP: 61633532353630.1039:706 X-AuthFastPath: 0 (Was 255) X-AuthSMTP-Origin: 52.5.185.120/25 X-AuthVirus-Status: No virus detected - but ensure you scan with your own anti-virus system. X-Spam-Status: No, score=-0.7 required=5.0 tests=RCVD_IN_DNSWL_LOW autolearn=disabled version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp1.linux-foundation.org Cc: Bitcoin Protocol Discussion Subject: Re: [bitcoin-dev] Address expiration times should be added to BIP-173 X-BeenThere: bitcoin-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Bitcoin Protocol Discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 27 Sep 2017 21:15:57 -0000 --ibTvN161/egqYuK8 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Sep 27, 2017 at 01:35:33PM -0600, Chris Priest wrote: > A better solution is to just have the sending wallet check to see if the > address you are about to send to has been used before. If it's a fresh My concern is not primarily people re-using addresses, but rather people us= ing stale addresses that the recipient would rather not be used anymore. This situation often happens even if the stale address has never been used. --=20 https://petertodd.org 'peter'[:-1]@petertodd.org --ibTvN161/egqYuK8 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZzBUBAAoJECSBQD2l8JH7baEIAKcV9M/nK9iqKPynbLRbumWA iVpopa4o3xtEvQAZHaiZqziOVjO1Yb7htY0jzjYBJKfvZsIZeKWHel9d35/GUpZf ufEgmgCj1XA0kASWJZxOSn+echoC6Jc2cMRCnZ3ZsAzUZEevBh7H/hKmq1hrAC8p Um6ICsPL6tYcjGpC2uKeIsFluRBIXyg9WLuQMoOQFugAEVq1Kra31ZGvc65TYAID q0o4zOt6gCDDyfMx7qcKr/WG/xwxYG0a2c7nVhAoJrEzm0KMinj2eH0lq25WscPp oOlpHbPlw432W9ivvhquJ2l1dMg1E3G8USBqomDqZMl8/LjzE7ZHzeqWLWqj0xY= =SiXd -----END PGP SIGNATURE----- --ibTvN161/egqYuK8--