m should be
    understood as a
    proof-of-concept implementation, since some of the safety assumptions it
    makes about the runtime system are not vindicated in the current Alice system.
  </P>

  <P>
    See also:
    <A href="policy.html"><TT>POLICY</TT></A>,
    <A href="component.html"><TT>Component</TT></A>,
    <A href="component-manager.html"><TT>ComponentManager</TT></A>
  </P>

<?php section("import", "import") ?>

  <PRE>
    import signature SANDBOX from "x-alice:/lib/system/SANDBOX-sig"
   