jetty-jaas/src/main/config/etc/jetty-jaas.xml

<?xml version="1.0"?>
<!DOCTYPE Configure PUBLIC "-//Mort Bay Consulting//DTD Configure//EN" "http://www.eclipse.org/jetty/configure_9_0.dtd">

<Configure id="Server" class="org.eclipse.jetty.server.Server">


    <!-- ======================================================== -->
    <!-- java.security.auth.login.config System property          -->
    <!-- This is usually a runtime parameter to the jvm, but      -->
    <!-- it is placed here for convenience.                       -->
    <!-- ======================================================== -->
    <Call class="java.lang.System" name="setProperty">
      <Arg>java.security.auth.login.config</Arg>
      <Arg><Property name="jetty.base" default="." />/<Property name="jaas.login.conf" default="etc/login.conf"/></Arg>
    </Call>

</Configure>