Received: from sog-mx-2.v43.ch3.sourceforge.com ([172.29.43.192] helo=mx.sourceforge.net) by sfs-ml-1.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from <jgarzik@bitpay.com>) id 1V7mQx-0002oU-KE for bitcoin-development@lists.sourceforge.net; Fri, 09 Aug 2013 13:08:47 +0000 Received-SPF: pass (sog-mx-2.v43.ch3.sourceforge.com: domain of bitpay.com designates 74.125.82.46 as permitted sender) client-ip=74.125.82.46; envelope-from=jgarzik@bitpay.com; helo=mail-wg0-f46.google.com; Received: from mail-wg0-f46.google.com ([74.125.82.46]) by sog-mx-2.v43.ch3.sourceforge.com with esmtps (TLSv1:RC4-SHA:128) (Exim 4.76) id 1V7mQv-0005ar-LA for bitcoin-development@lists.sourceforge.net; Fri, 09 Aug 2013 13:08:47 +0000 Received: by mail-wg0-f46.google.com with SMTP id k13so3519512wgh.25 for <bitcoin-development@lists.sourceforge.net>; Fri, 09 Aug 2013 06:08:39 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc:content-type; bh=RzY/AWS4fptt+q4NiPiE4EveK2U392Qz8gA/k/H4d2s=; b=FSMyX7Njaz20e8SXwReR7D2Qq7lFFOFIP599yoW0aqKw0WEunjDbZAZSVlx6JZKU4E ouppQ5v+sdo21jBYhjyPFY0DIiibLKjy+BoLmvQbOv0MwvZsXPCfW0x82URMxC/iE0Xb c16uk6pA1QkpIEoVzF5YHWKMmF1pfmqYJCVDNvEGPFoCvzyi7Nuhoq/dnt365qdBa5Uv TY0kdms0LoHBN6rt71a2xZD8shYbczwnBp/w2NP+m2GKIKRwoAjcsrL/PgVK5FhhAYHR 1/z4cXehVG1vB8lfNw0ez/ouXxpDXOJCEzFna0iff2YGdip5Z1tuFoaBgHJg7YyoDpTi bGrQ== X-Gm-Message-State: ALoCoQkf/Azg2XzsQe42ssuuxwAxNDHNBMkOxkLGKGG5QAOOIT+BITjJV6QDhI65cQ3hAFWVo98F MIME-Version: 1.0 X-Received: by 10.194.7.137 with SMTP id j9mr6353479wja.11.1376053719476; Fri, 09 Aug 2013 06:08:39 -0700 (PDT) Received: by 10.194.23.1 with HTTP; Fri, 9 Aug 2013 06:08:39 -0700 (PDT) In-Reply-To: <B4D8D241-E758-4806-8B12-C9A78BF1470B@grabhive.com> References: <B4D8D241-E758-4806-8B12-C9A78BF1470B@grabhive.com> Date: Fri, 9 Aug 2013 09:08:39 -0400 Message-ID: <CAJHLa0NxcRHP+hoa1Drie6gfLqCJpnB17+0QsYVO6KQ7gZzYqA@mail.gmail.com> From: Jeff Garzik <jgarzik@bitpay.com> To: Wendell <w@grabhive.com> Content-Type: text/plain; charset=ISO-8859-1 X-Spam-Score: -1.6 (-) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -1.5 SPF_CHECK_PASS SPF reports sender host as permitted sender for sender-domain -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-Headers-End: 1V7mQv-0005ar-LA Cc: Bitcoin Dev <bitcoin-development@lists.sourceforge.net> Subject: Re: [Bitcoin-development] SPV client in pure JavaScript? 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: Fri, 09 Aug 2013 13:08:48 -0000 On Fri, Aug 9, 2013 at 7:32 AM, Wendell <w@grabhive.com> wrote: > To those of you in the know about modern browser tech: > > Does it seem at all conceivable that an SPV wallet could be built entirely in JavaScript? And if indeed it is within the realm of the possible, how would such a thing be safely distributed for use? Would a signed Chrome Plugin be an ideal vehicle? Certainly. BitPay is working on such a wallet: https://github.com/jgarzik/wally wally uses node.js JavaScript, and not browser JavaScript, so not exactly what you're talking about... -- Jeff Garzik Senior Software Engineer and open source evangelist BitPay, Inc. https://bitpay.com/