The *start\_session* method =========================== .. _start_session: This method validates username/password. It can be used to `ping` TicketService. This call is optional and it's not part of any flow. Required Inputs --------------- - :term:`user_id` - :term:`user_passwd` .. code-block:: xml demo demopass Output Data ----------- A :term:`crypto_block` to confirm the operation was success. .. code-block:: xml M_--qRfq64CDfM9Vj4JBQdRMdOJPW0xEpX1WsPqJY6Sy_XkrL _G8x-0i4sQu1cKhPNF-2PkEozP_rOW8KEiQSB10ZOO5hkKzT1OUz6IdkZ5DnW4D XoVa_AwIc0--Y .. include:: crypto_block_warning.rst