Debian package creation : Bart Martens, 1 April 2013.

Upstream source : https://github.com/warner/python-ecdsa

Copyright and license :

  |  "python-ecdsa" Copyright (c) 2010 Brian Warner
  |  
  |  Portions written in 2005 by Peter Pearson and placed in the public domain.
  |  
  |  Permission is hereby granted, free of charge, to any person
  |  obtaining a copy of this software and associated documentation
  |  files (the "Software"), to deal in the Software without
  |  restriction, including without limitation the rights to use,
  |  copy, modify, merge, publish, distribute, sublicense, and/or sell
  |  copies of the Software, and to permit persons to whom the
  |  Software is furnished to do so, subject to the following
  |  conditions:
  |  
  |  The above copyright notice and this permission notice shall be
  |  included in all copies or substantial portions of the Software.
  |  
  |  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  |  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  |  OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  |  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  |  HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  |  WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  |  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  |  OTHER DEALINGS IN THE SOFTWARE.

The Debian packaging is
Copyright (C) 2013 Bart Martens <bartm@knars.be>
and is licensed under the GPL version 3, see :
/usr/share/common-licenses/GPL-3
