.. hazmat::

Asymmetric Utilities
====================

.. currentmodule:: cryptography.hazmat.primitives.asymmetric.utils


.. function:: decode_rfc6979_signature(signature)

    Takes in :rfc:`6979` signatures generated by the DSA/ECDSA signers and
    returns a tuple ``(r, s)``.

    :param bytes signature: The signature to decode.

    :returns: The decoded tuple ``(r, s)``.