This package was debianized by Marek Habersack on Tue, 4 Nov 2003 18:23:07 +0100. The current Debian maintainer is Magnus Holmgren . It was downloaded from http://www.lysator.liu.se/~nisse/nettle/ Upstream Author: Niels Möller Copyright © 2001-2006 Niels Möller Some parts are Copyright © the Free Software Foundation and various people. See below and source code comments for details. This package 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; version 2 dated June, 1991. This package 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 package; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. Nettle is distributed under the GNU General Public License. However, most of the individual files are dual licensed under less restrictive licenses like the GNU Lesser General Public License (LGPL), or are in the public domain. This means that if you don't use the parts of nettle that are GPL-only, you have the option to use the Nettle library just as if it were licensed under the LGPL. To find the current status of particular files, you have to read the copyright notices at the top of the files. A list of the supported algorithms, their origins and licenses (from the manual): AES The implementation of the AES cipher (also known as rijndael) is written by Rafael Sevilla. Assembler for x86 by Rafael Sevilla and Niels Möller, Sparc assembler by Niels Möller. Released under the LGPL. ARCFOUR The implementation of the ARCFOUR (also known as RC4) cipher is written by Niels Möller. Released under the LGPL. ARCTWO The implementation of the ARCTWO (also known as RC2) cipher is written by Nikos Mavroyanopoulos and modified by Werner Koch and Simon Josefsson. Released under the LGPL. BLOWFISH The implementation of the BLOWFISH cipher is written by Werner Koch, copyright owned by the Free Software Foundation. Also hacked by Ray Dassen and Niels Möller. Released under the GPL. CAST128 The implementation of the CAST128 cipher is written by Steve Reid. Released into the public domain. DES The implementation of the DES cipher is written by Dana L. How, and released under the LGPL. MD2 The implementation of MD2 is written by Andrew Kuchling, and hacked some by Andreas Sigfridsson and Niels Möller. Python Cryptography Toolkit license (essentially public domain). MD4 This is almost the same code as for MD5 below, with modifications by Marcus Comstedt. Released into the public domain. MD5 The implementation of the MD5 message digest is written by Colin Plumb. It has been hacked some more by Andrew Kuchling and Niels Möller. Released into the public domain. SERPENT The implementation of the SERPENT cipher is written by Ross Anderson, Eli Biham, and Lars Knudsen, adapted to LSH by Rafael Sevilla, and to Nettle by Niels Möller. Released under the GPL. SHA1 The C implementation of the SHA1 message digest is written by Peter Gutmann, and hacked some more by Andrew Kuchling and Niels Möller. Released into the public domain. Assembler for x86 by Niels Möller, released under the LGPL. SHA256 Written by Niels Möller, using Peter Gutmann's SHA1 code as a model. Released under the LGPL. TWOFISH The implementation of the TWOFISH cipher is written by Ruud de Rooij. Released under the LGPL. RSA Written by Niels Möller, released under the LGPL. Uses the GMP library for bignum operations. DSA Written by Niels Möller, released under the LGPL. Uses the GMP library for bignum operations. On Debian GNU/Linux systems, the complete texts of the GNU General Public License and the GNU Lesser General Public License can be found in /usr/share/common-licenses/GPL-2 and /usr/share/common-licenses/LGPL, respectively. Files: * Copyright: © 2001-2006 Niels Möller License: LGPL-2.1+ Files: aes-set-*, Copyright: © 2000, 2001, 2002 Rafael R. Sevilla, Niels Möller License: LGPL-2.1+ Files: arctwo* Copyright: © 2003 Nikos Mavroyanopoulos © 2004 Simon Josefsson © 2004 Free Software Foundation, Inc. © 2002, 2004 Niels Möller License: LGPL-2.1+ Files: blowfish.c Copyright: © 1998 Free Software Foundation, Inc. © 2001 Ray Dassen © 2001 Niels Möller License: GPL-2+ Files: blowfish.h Copyright: © 1998 Free Software Foundation, Inc. © 2001 Ray Dassen © 2001 Niels Möller License: LGPL-2.1+ Files: desCode.h, descode.README, desdata.c, desinfo.c Copyright: © 2002 Dana L. How License: LGPL-2+ Files: des.c, des.h Copyright: © 1992 Dana L. How © 1997, 2001 Niels Möller License: LGPL-2.1+ Files: md2.c Copyright: © ? Andrew Kuchling © 2003 Andreas Sigfridsson © 2003 Niels Möller License: LGPL-2.1+ Files: md4.c Copyright: © 2003 Marcus Comstedt © 2003 Niels Möller License: LGPL-2.1+ Files: md5.c, md5-compress.c Copyright: © Colin Plumb, Andrew Kuchling © 2001 Niels Möller License: LGPL-2.1+ Files: serpent.c, serpent_sboxes.h Copyright: © 1998, 2000, 2001 Ross Anderson, Eli Biham, Lars Knudsen, Rafael R. Sevilla, Niels Möller License: GPL-2+ Files: sha* Copyright: © 2001, 2004 Peter Gutmann, Andrew Kuchling, Niels Möller License: LGPL-2.1+ Files: twofish* Copyright: © 1999 Ruud de Rooij © 1999 J.H.M. Dassen (Ray) © 2001 Niels Möller License: LGPL-2.1+ Files: testsuite/*, examples/*, aesdata.c, sha-example.c Copyright: © 2001-2006 Niels Möller License: GPL-2 Files: testsuite/des-compat-test.c Copyright: © 1995-1997 Eric Young (eay@cryptsoft.com) License: other Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. All advertising materials mentioning features or use of this software must display the following acknowledgement: "This product includes cryptographic software written by Eric Young (eay@cryptsoft.com)" The word 'cryptographic' can be left out if the rouines from the library being used are not cryptographic related :-). 4. If you include any Windows specific code (or a derivative thereof) from the apps directory (application code) you must include an acknowledgement: "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" . THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. Files: getopt* Copyright: © 1987-2001 Free Software Foundation, Inc. License: GPL-2+ Files: config.guess, config.sub Copyright: © 1992-2003 Free Software Foundation, Inc. License: GPL-2+ As a special exception to the GNU General Public License, if you distribute this file as part of a program that contains a configuration script generated by Autoconf, you may include it under the same distribution terms that you use for the rest of that program. Files: debian/* License: PD I believe that most files in debian/ hardly contains any creative expression eligible for copyright. Files: debian/sexp-conv.nettle.1 Copyright: © 2002 Timshel Knoll © 2007 Magnus Holmgren License: GPL-2 This manpage was copied from the lsh-utils package. Timshel didn't explicitly select a license for his packaging work, but I think that it can be considered released under the same license as LSH itself. Files: debian/pkcs1-conv.1, debian/nettle-lfib-stream.1 Copyright: © 2007 Magnus Holmgren License: GAP