This manual is for Libgcrypt (version 1.6.0, 13 December 2013), which is GNU's library of cryptographic building blocks.
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Copyright © 2012, 2013 g10 Code GmbH
Permission is granted to copy, distribute and/or modify this document 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. The text of the license can be found in the section entitled “GNU General Public License”.