This work was packaged for Debian by: Barak A. Pearlmutter on Mon, 04 Apr 2011 10:39:18 +0100 It was downloaded from: http://www.tarsnap.com/scrypt/scrypt-1.1.6.tgz with more recent versions from the SVN repository https://code.google.com/p/scrypt/source/browse Upstream Author: Colin Percival Copyright: Copyright (C) 2009 Colin Percival License: Stated in lib/README: The source code under this directory is taken from the client for the Tarsnap online backup system (and released under the 2-clause BSD license with permission of the author) On Debian systems, the complete text of the 3-clause BSD License can be found in "/usr/share/common-licenses/BSD". Here, clause number 3 can be ignored. The Debian packaging is: Copyright (C) 2011 Barak A. Pearlmutter and is licensed under the same terms as scrypt, above.