License is GPL v2, is the same as of Linux kernel:

   This program is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 2 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.


Sign-off rule is that of the Linux kernel:

  Developer's Certificate of Origin 1.1

  By making a contribution to this project, I certify that:

  (a) The contribution was created in whole or in part by me and I
      have the right to submit it under the open source license
      indicated in the file; or

  (b) The contribution is based upon previous work that, to the best
      of my knowledge, is covered under an appropriate open source
      license and I have the right under that license to submit that
      work with modifications, whether created in whole or in part
      by me, under the same open source license (unless I am
      permitted to submit under a different license), as indicated
      in the file; or

  (c) The contribution was provided directly to me by some other
      person who certified (a), (b) or (c) and I have not modified
      it.

  (d) I understand and agree that this project and the contribution
      are public and that a record of the contribution (including all
      personal information I submit with it, including my sign-off) is
      maintained indefinitely and may be redistributed consistent with
      this project or the open source license(s) involved.


Principal author and project maintainer:

   ABC <abc@openwall.com> [2008-2019]


Compatibility layer is using code from Linux Kernel and should be
attributed to respective Linux developers.

MurmurHash3 is based on smhasher (2012) of Austin Appleby.


Patch authors and submitters:

   Ilya Evseev [2010]
   spizer [2010]
   Eric W. Biederman [2010]
   Giedrius Liubavičius [2010]
   Igor Alov [2010]
   Valentin V. Yankin [2011] prototype for SNMP-index
   Alexey Osipov [2011]
   Pavel Boldin [2012]
   Alexander Demenshin [2013]
   uropek [2013]
   shaman [2013]
   Jeremy Drake [2013]
   Matthew Martin [2016] DKMS fixes
   alex-eri [2016, 2017] OpenWRT compatibility
   xtaran [2018]
   Thadeu Lima de Souza Cascardo @ Canonical [2019]
   dbugnar [2019]


Project supporters:

   Summa Telecom [2014]
   Starlink [2014]
   Anonymous


Extensive testing and other help:

   Alexander (shulik) [2013]
   Igor Diakonov @ Summa Telecom [2014]
   Yuriy Dolgoruk @ Summa Telecom [2014]
   Andrew Savin @ Starlink [2014]
   Alexander Zakharov @ WAW Technologies [2015]
   Ivanov Eduard [2015]
   Maciej Zdeb [2015]


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