Return-Path: Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 8FE3A414 for ; Tue, 26 Sep 2017 13:12:50 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.7.6 Received: from mail-it0-f50.google.com (mail-it0-f50.google.com [209.85.214.50]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 845AD3F9 for ; Tue, 26 Sep 2017 13:12:49 +0000 (UTC) Received: by mail-it0-f50.google.com with SMTP id e134so2797294ite.3 for ; Tue, 26 Sep 2017 06:12:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=kvijKDmVqRSNTSJIdunVizQL8bGi1Hql+EY74b+Hg+M=; b=lFzHXKCn+cIE0o+dlYdWfi2splWjryl4cwEX1QC+pptZKYfyF9QgSyVVUs67kO7I7k s9dhwCZv80NM9EyR1gN8idr8VeY2GkOGUhcDmzpjqmiHpoiR5abl1JBSei7rizpIKks/ fEBH0/+VoCIEeRno5MgrkvrIO09u/WSZjRAB2ltOQTySG1AN+VC9izyl3tQxhp4riRWI 1yhKJfv81Con7KQGANREKkDyMIxYfh2UW7/BPH1gN1Qnw8BliyeJ+SvNJaoS+ievckHX zTTDGA/dnWgeno0vS1Ds/yBWOMZ1cK0KmMAYvRmg9mYqqyi3lScgYLJaF/4MabS7p94H JGEw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=kvijKDmVqRSNTSJIdunVizQL8bGi1Hql+EY74b+Hg+M=; b=OIUSnbNxw9nrYVN6DZ5DD/kmXILG8GM79M2FcfHlSgBHCnzd4F5JMb4X/sRR9xP+34 Ng/NT2mln5kOB3wPBbvXjDFia0I/wZ5lsoDTaG6EMA6W40kv0JqqvhFJxlLT0i+2Kjvh JwgVfaND7tm0n2NCsOgQbaRH3uIs0zzQ59UImPPL0HOT2MHa32ryvq6bR5OhvxpTm7UU 70cRHMlZjxzP6Vjq90PyS9iHQ93SITCqphYOx4C5VdHDPSZBYoKg2kGndBB7zbWeAms/ FSfCj42i9hLpaw2nBww/LJ5/K7eWvVF01Q9OM3h+W4ctWoSBGaJHOS3B5NAfmtIJmEYS TS0A== X-Gm-Message-State: AHPjjUgchgzFNvwreuip9XHnj2Dq5Zsjl1hSpf1WeTuWeb61A30/2D5V 6xVnexVFRJWO9/keu+KJjuFurGeYeKlmZ9q9UaM= X-Google-Smtp-Source: AOwi7QBQ4wHJDPmS+ex9UJqWm1Ey9WUv0WQqlFbBnESyCcJvMl2KI5mDuzNQrRxOm+Y5g/gU0tsyLSNL7vRNX5xhXO0= X-Received: by 10.36.94.5 with SMTP id h5mr5842129itb.100.1506431568765; Tue, 26 Sep 2017 06:12:48 -0700 (PDT) MIME-Version: 1.0 Received: by 10.2.21.25 with HTTP; Tue, 26 Sep 2017 06:12:48 -0700 (PDT) In-Reply-To: References: From: Omar Shibli Date: Tue, 26 Sep 2017 16:12:48 +0300 Message-ID: To: "Radcliffe, Mark" , Bitcoin Protocol Discussion Content-Type: multipart/alternative; boundary="001a114489a688eec8055a176e21" X-Spam-Status: No, score=-0.3 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU, FREEMAIL_FROM, HTML_MESSAGE, RCVD_IN_DNSWL_LOW, RCVD_IN_SORBS_SPAM autolearn=disabled version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp1.linux-foundation.org X-Mailman-Approved-At: Tue, 26 Sep 2017 13:54:50 +0000 Cc: "Roay, Leslie" Subject: Re: [bitcoin-dev] Bitcoin Assistance 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: Tue, 26 Sep 2017 13:12:50 -0000 --001a114489a688eec8055a176e21 Content-Type: text/plain; charset="UTF-8" According to my understanding, Bitcoin protocol is a combination of several components (node, miner, wallet..), you can use different licenses for different components, as long as the components are well structured and inter APIs are well defined and encapsulated, therefore, incompatible licenses could be not an issue. Please note that I'm not legal advisor and this is just my personal opinion. On Tue, Sep 26, 2017 at 12:53 AM, Radcliffe, Mark via bitcoin-dev < bitcoin-dev@lists.linuxfoundation.org> wrote: > My apologies if this post has been answered, but I am new to the list. I > am lawyer trying to understand the licensing of the Bitcoin core and I > will be presenting in a webinar with Black Duck Software on Blockchain on > September 28 (in case you are not familiar with them, Black Duck Software > assists companies in managing their open source software resources). They > have scanned the Bitcoin Core code for the open source licenses used in the > codebase. I am enclosing a summary of the findings. I would be interested > in communicating with the individuals who manage this codebase and can > provide insight about the project manages contributions because the > codebase includes projects with inconsistent licenses (for example, code > licensed under the Apache Software License version 2 and GPLv2 cannot work > together in some situations). Thanks in advance. > > > > According to the scan, the code base includes code licensed under the > following licenses: > > > > Apache License 2.0 > > Boost Software License 1.0 > > BSD 2-clause "Simplified" License > > BSD 3-clause "New" or "Revised" License > > Creative Commons Attribution Share Alike 3.0 > > Expat License > > GNU General Public License v2.0 or later > > GNU General Public License v3.0 or later > > GNU Lesser General Public License v2.1 or later > > License for A fast alternative to the modulo reduction > > License for atomic by Timm Kosse > > MIT License > > Public Domain > > University of Illinois/NCSA Open Source License > > > > > > > > > > *Mark Radcliffe* > Partner > > > *T* +1 650.833.2266 <(650)%20833-2266> > *F* +1 650.687.1222 <(650)%20687-1222> > *M* +1 650.521.5039 <(650)%20521-5039> > *E* mark.radcliffe@dlapiper.com > > > > [image: DLA Piper Logo] > > > > DLA Piper LLP (US) > 2000 University Avenue > East Palo Alto, California 94303-2215 > United States > www.dlapiper.com > > > Please consider the environment before printing this email. > > The information contained in this email may be confidential and/or legally > privileged. It has been sent for the sole use of the intended recipient(s). > If the reader of this message is not an intended recipient, you are hereby > notified that any unauthorized review, use, disclosure, dissemination, > distribution, or copying of this communication, or any of its contents, is > strictly prohibited. If you have received this communication in error, > please reply to the sender and destroy all copies of the message. To > contact us directly, send to postmaster@dlapiper.com. Thank you. > > _______________________________________________ > bitcoin-dev mailing list > bitcoin-dev@lists.linuxfoundation.org > https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev > > --001a114489a688eec8055a176e21 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
According to my understanding, Bitcoin protocol is a combi= nation of several components (node, miner, wallet..), you can use different= =C2=A0licenses for different components, as long as the components are well= structured and inter APIs are well defined and encapsulated, therefore, in= compatible licenses could be not an issue.
Please note that I'm not= legal advisor and this is just my personal opinion.

On Tue, Sep 26, 2017 at 12:= 53 AM, Radcliffe, Mark via bitcoin-dev <bitcoin-dev@li= sts.linuxfoundation.org> wrote:

My apologies if this post h= as been answered, but I am new to the list. I am lawyer trying to understan= d the licensing of the Bitcoin core and I =C2=A0will be presenting in a webinar with Black Duck Software on Blockchain on September 28=C2=A0 = (in case you are not familiar with them, Black Duck Software assists compan= ies in managing their open source software resources). They have scanned th= e Bitcoin Core code for the open source licenses used in the codebase.=C2=A0 I am enclosing a summary of the findi= ngs. I would be interested in communicating with the individuals who manage= this codebase and can provide insight about the project manages contributi= ons because the codebase includes projects with inconsistent licenses (for example, code licensed under the Apache So= ftware License version=C2=A0 2 and GPLv2 cannot work together in some situa= tions). Thanks in advance.

=C2=A0=

According to the scan, the = code base includes code licensed under the following licenses:

=C2=A0=

Apache License 2.0

Boost Software License 1.0

BSD 2-clause "Simplified" License<= /u>

BSD 3-clause "New" or "Revised" Li= cense

Creative Commons Attribution Share Alike 3.0=

Expat License

GNU General Public License v2.0 or later=

GNU General Public License v3.0 or later=

GNU Lesser General Public License v2.1 or later=

License for A fast alternative to the modulo reduction=

License for atomic by Timm Kosse<= /p>

MIT License

Public Domain

University of Illinois/NCSA Open Source License=

=C2=A0

=C2=A0

=C2=A0

=C2=A0

Mark Radcliffe<= b>
Partner


T +1 650.833.2266
F +1 650.687.1222
M +1 650.521.5039
E m= ark.radcliffe@dlapiper.com

=C2=A0

3D"DLA

=C2=A0<= /p>

DLA Piper LLP (US)
2000 University Avenue
East Palo Alto, California 94303-2215
United States
www.dlapiper.com

=C2=A0

Please consider the environment before printing this email.

The information contained in this email may be confidential and/or legally = privileged. It has been sent for the sole use of the intended recipient(s).= If the reader of this message is not an intended recipient, you are hereby= notified that any unauthorized review, use, disclosure, dissemination, dis= tribution, or copying of this communication, or any of its contents, is str= ictly prohibited. If you have received this communication in error, please = reply to the sender and destroy all copies of the message. To contact us di= rectly, send to postmaster@dlapiper.com. Thank you.=20

_______________________________________________
bitcoin-dev mailing list
bitcoin-dev@lists.= linuxfoundation.org
https://lists.linuxfoundation.org= /mailman/listinfo/bitcoin-dev


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