 <security-map name="map1">
        <principal>foo1</principal>
        <principal>foo2</principal> 
        <backend-principal password="dbmap1" user-name="dbmap1"/>
      </security-map>
      <security-map name="map2">
        <user-group>hr</user-group>
        <user-group>manager</user-group>
        <backend-principal password="dbmap2" user-name="dbmap2"/>
      </security-map>
      <security-map name="map3">
        <user-group>employee</user-group>
        <user-group>admin</user-group>
        <backend-principal password="dbmap3" user-name="dbmap3"/>
      </security-map>
      <security-map name="map4">
        <user-group>contractor</user-group>
        <backend-principal password="dbmap4" user-name="dbmap4"/>
      </security-map>
      <security-map name="map5">
        <principal>*</principal>
        <backend-principal password="dbmap5" user-name="dbmap5"/>
      </security-map>
      <security-map name="map6">
        <user-group>*</user-group>
        <backend-principal password="dbmap6" user-name="dbmap6"/>
      </security-map>