--- title: UEFI DDF file description: UEFI DDF file ms.author: maricia ms.topic: article ms.prod: w10 ms.technology: windows author: MariciaAlforque ms.date: 02/01/2018 --- # UEFI DDF file This topic shows the OMA DM device description framework (DDF) for the **Uefi** configuration service provider. Looking for the DDF XML files? See [CSP DDF files download](configuration-service-provider-reference.md#csp-ddf-files-download). The XML below is the current version for this CSP. ``` syntax ]> 1.2 Uefi ./Vendor/MSFT com.microsoft/1.0/MDM/Uefi UefiDeviceIdentifier Retrieves XML from UEFI which describes the device identifier. text/plain IdentityInfo Provisioned signers Current Retrieves XML from UEFI which describes the current UEFI identity information text/plain Apply Apply an identity information package to UEFI. Input is the signed package in base64 encoded format. ApplyResult Retrieves XML describing the results of previous ApplyIdentityInfo operation. text/plain AuthInfo Permission Information Current Retrieves XML from UEFI which describes the current UEFI permission/authentication information. text/plain Apply Apply a permission/authentication information package to UEFI. Input is the signed package in base64 encoded format. ApplyResult Retrieves XML describing the results of previous ApplyAuthInfo operation. text/plain Config Device Configuration Current Retrieves XML from UEFI which describes the current UEFI configuration. text/plain Apply Apply a configuration package to UEFI. Input is the signed package in base64 encoded format. ApplyResult Retrieves XML describing the results of previous ApplyConfig operation. text/plain ```