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<MetadataProvider type="XML" validate="true" path="idp-metadata.xml"/>

You can customize the error pages:

        <!--
        <Errors> tag allows overriding of error template information/filenames. You can
        also add attributes with values that can be plugged into the templates.
        See https://shibboleth.atlassian.net/wiki/spaces/SP3/pages/2065334361/Errors
        -->

Theattribute-map.xml file (as set by the "path" xml attribute) will specify which attributes are extracted from the IdP's response and the name of the request headers or attributes they will be available to the Servlet code. More on this file below:

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