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Library: Libgcrypt
Homepage: http://www.gnu.org/software/libgcrypt/
Maintainer: Werner Koch <wk@gnupg.org>
Bug reports: <bug-libgcrypt@gnupg.org>  or http://bugs.gnupg.org
Security related bug reports: <security@gnupg.org>
License (library): LGPLv2.1+
License (manual and tools): GPLv2+

Libgcrypt used to be part of GnuPG but has been taken out into its own
package on 2000-12-21.


Authors with a FSF copyright assignment
=======================================

GNUPG	Werner Koch		  1998-02-23
Assigns GNU Privacy Guard and future changes.
Assignment for future changes terminated on 2012-12-04.
wk@gnupg.org
Designed and implemented GnuPG.

GNUPG	Matthew Skala		   1998-08-10
Disclaims changes.
mskala@ansuz.sooke.bc.ca
Wrote cipher/twofish.c.

GNUPG	Natural Resources Canada    1998-08-11
Disclaims changes by Matthew Skala.

GNUPG	Michael Roth	Germany     1998-09-17
Assigns changes.
mroth@nessie.de
Wrote cipher/des.c.
Changes and bug fixes all over the place.

GNUPG	Niklas Hernaeus 	1998-09-18
Disclaims changes.
nh@df.lth.se
Weak key patches.

GNUPG	Rémi Guyomarch		1999-05-25
Assigns past and future changes. (g10/compress.c, g10/encr-data.c,
g10/free-packet.c, g10/mdfilter.c, g10/plaintext.c, util/iobuf.c)
rguyom@mail.dotcom.fr

ANY     g10 Code GmbH           2001-06-07
Assignment for future changes in Libgcrypt terminated on 2012-12-04.
Code marked with ChangeLog entries of g10 Code employees.

LIBGCRYPT Timo Schulz           2001-08-31
Assigns past and future changes.
twoaday@freakmail.de

LIBGCRYPT Simon Josefsson       2002-10-25
Assigns past and future changes to FSF (cipher/{md4,crc}.c, CTR mode,
CTS/MAC flags, self test improvements)
simon@josefsson.org

LIBGCRYPT Moritz Schulte	2003-04-17
Assigns past and future changes.
moritz@g10code.com

GNUTLS  Nikolaos Mavrogiannopoulos  2003-11-22
nmav@gnutls.org
Original code for cipher/rfc2268.c.

LIBGCRYPT	The Written Word	2005-04-15
Assigns past and future changes. (new: src/libgcrypt.pc.in,
src/Makefile.am, src/secmem.c, mpi/hppa1.1/mpih-mul3.S,
mpi/hppa1.1/udiv-qrnnd.S, mpi/hppa1.1/mpih-mul2.S,
mpi/hppa1.1/mpih-mul1.S, mpi/Makefile.am, tests/prime.c,
tests/register.c, tests/ac.c, tests/basic.c, tests/tsexp.c,
tests/keygen.c, tests/pubkey.c, configure.ac, acinclude.m4)

LIBGCRYPT       Brad Hards       2006-02-09
Assigns Past and Future Changes
bradh@frogmouth.net
(Added OFB mode. Changed cipher/cipher.c, test/basic.c doc/gcrypt.tex.
 added SHA-224, changed cipher/sha256.c, added HMAC tests.)

LIBGCRYPT       Hye-Shik Chang   2006-09-07
Assigns Past and Future Changes
perky@freebsd.org
(SEED cipher)

LIBGCRYPT       Werner Dittmann  2009-05-20
Assigns Past and Future Changes
werner.dittmann@t-online.de
(mpi/amd64, tests/mpitests.c)

GNUPG           David Shaw
Assigns past and future changes.
dshaw@jabberwocky.com
(cipher/camellia-glue.c and related stuff)

LIBGCRYPT       Andrey Jivsov    2010-12-09
Assigns Past and Future Changes
openpgp@brainhub.org
(cipher/ecc.c and related files)

LIBGCRYPT       Vladimir Serbinenko  2012-04-26
Assigns Past and Future Changes
phcoder@gmail.com
(cipher/serpent.c)


Authors with a DCO
==================

DCO:2012-04-16:Tomas Mraz <tm at t8m.info>
DCO:2012-04-20:Rafaël Carré <funman at videolan.org>
DCO:2012-11-14:Jussi Kivilinna <jussi.kivilinna at mbnet.fi>
DCO:2012-12-05:Werner Koch <wk at gnupg.org>
DCO:2012-12-14:Dmitry Kasatkin <dmitry.kasatkin at intel.com>
DCO:2013-02-26:Christian Aistleitner <christian at quelltextlich.at>


More credits
============
The ATH implementation (src/ath*) has been taken from GPGME and
relicensed to the LGPL by the copyright holder of GPGME (g10 Code
GmbH); it is now considered to be a part of Libgcrypt.

Most of the stuff in mpi has been taken from an old GMP library
version by Torbjorn Granlund <tege@noisy.tmg.se>.

The files cipher/rndunix.c and cipher/rndw32.c are based on those
files from Cryptlib.  Copyright Peter Gutmann, Paul Kendall, and Chris
Wedgwood 1996-1999.

The ECC code cipher/ecc.c was based on code by Sergi Blanch i Torne,
sergi at calcurco dot org.

The implementation of the Camellia cipher has been been taken from the
original NTT provided GPL source.

The CAVS testing program tests/cavs_driver.pl is not to be considered
a part of libgcrypt proper.  We distribute it merely for convenience.
It has a permissive license and is copyrighted by atsec information
security corporation.  See the file for details.


 Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2006,
           2007, 2008, 2009, 2011, 2012 Free Software Foundation, Inc.
 Copyright 2012, 2013 g10 Code GmbH

 This file is free software; as a special exception the author gives
 unlimited permission to copy and/or distribute it, with or without
 modifications, as long as this notice is preserved.

 This file is distributed in the hope that it will be useful, but
 WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
 implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.