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1.2 Features

Libgcrypt might have a couple of advantages over other libraries doing a similar job.

It's Free Software
Anybody can use, modify, and redistribute it under the terms of the GNU Lesser General Public License (see Library Copying). Note, that some parts (which are in general not needed by applications) are subject to the terms of the GNU General Public License (see Copying); please see the README file of the distribution for of list of these parts.
It encapsulates the low level cryptography
Libgcrypt provides a high level interface to cryptographic building blocks using an extensible and flexible API.