/**
 * @defgroup pkg_cifra Cifra cryptographic library
 * @ingroup  pkg
 * @brief    Provides the Cifra cryptographic library.
 *
 * # Cifra RIOT package
 *
 * Cifra is a collection of cryptographic primitives targeted at embedded use.
 *
 * You can find the API and more information
 * [here](https://cifra.readthedocs.org/en/latest/)
 *
 * ## Requirements
 *
 * @note    Cifra only supports 32bit platforms.
 *
 * ## Usage
 *
 * Just add it as a package in your application:
 *
 * ```makefile
 * USEPKG += cifra
 * ```
 *
 * @see		https://github.com/ctz/cifra
 */