.. java:import:: java.security GeneralSecurityException

ChipAuthenticateHandler
=======================

.. java:package:: com.idopte.scmapi
   :noindex:

.. java:type:: public interface ChipAuthenticateHandler

Methods
-------
extractPublicKey
^^^^^^^^^^^^^^^^

.. java:method::  byte[] extractPublicKey(byte[] fileData) throws SCMException, GeneralSecurityException
   :outertype: ChipAuthenticateHandler

   Callback for extracting public key from the file read by the first step of the ``CHIP AUTHENTICATE`` command. This file is supposed to contain the public key for chip authenticate process.

   :param fileData: the file data.
   :throws SCMException:
   :throws GeneralSecurityException:
   :return: a ``byte array`` containing the authenticated public key as a PKCS#8 format allowing to perform a ``CHIP AUTHENTICATE`` command.