Authenticate your ownership of your website Webmaster Center requires authentication to ensure that only the rightful owners are provided with information about their websites. There are two ways to prepare your website for authentication, both of which rely on your adding an authentication code on your website. XML file authentication Bing provides a custom XML file containing your authentication code that you can save to the root folder of your website. Download XML Verification file File name: LiveSearchSiteAuth.xml File contents: 614E5B8EB20CDA560BF911803FD18EDC Meta tag authentication You can add a tag containing the authentication code to the section of your default webpage.