Re: Software license used for SHA-2 reference code
Steve Langasek <email@example.com> writes:
> Hi Simon,
> On Fri, Feb 17, 2006 at 10:22:32AM +0100, Simon Josefsson wrote:
>> Hi. A newly approved IETF document contains reference code for SHA-2,
>> and they propose to use the following license:
>> 1.1 License
>> Royalty free license to copy and use this software is granted,
>> provided that redistributed derivative works do not contain
>> misleading author or version information. Royalty free license is
>> also granted to make and use derivative works provided that such
>> works are identified as derived from this work.
>> The authors make no representations concerning either the
>> merchantability of this software or the suitability of this software
>> for any particular purpose. It is provided "as is" without express or
>> implied warranty of any kind.
>> Is this DFSG-free?
>> I'm sorry that I'm asking for licenses on a piece of work that is not
>> targeted for inclusion into Debian at this point. However, I suspect
>> that the reference code in this RFC will end up in several projects
>> sooner or later. It is only now we have an opportunity to influence
>> the license chosen.
>> Please try to be conservative in proposing fixes to the license.
> The license grants permission to use, copy, create derivative works, and
> redistribute. The only stipulations are that the original author be
> credited, and derivative works be labeled; and there's a warranty
> disclaimer. I think this is clearly DFSG-compliant.
Excellent, thanks Steve! FWIW, I agree that it is a free license.
I've forwarded this to the original authors.