diff -Nur hal-0.5.11~rc2/fdi/policy/10osvendor/20-acl-management.fdi hal-0.5.11~rc2.new/fdi/policy/10osvendor/20-acl-management.fdi
--- hal-0.5.11~rc2/fdi/policy/10osvendor/20-acl-management.fdi	2008-03-18 08:25:05.000000000 +1100
+++ hal-0.5.11~rc2.new/fdi/policy/10osvendor/20-acl-management.fdi	2008-05-27 18:20:57.000000000 +1000
@@ -28,6 +28,15 @@
       <merge key="access_control.type" type="string">video4linux</merge>
     </match>
 
+    <!-- Removable block devices -->
+    <match key="info.capabilities" contains="block">
+      <match key="@block.storage_device:storage.removable" bool="true">
+        <append key="info.capabilities" type="strlist">access_control</append>
+        <merge key="access_control.file" type="copy_property">block.device</merge>
+        <merge key="access_control.type" type="string">removable-block</merge>
+      </match>
+    </match>
+
     <!-- optical drives -->
     <match key="info.capabilities" contains="storage.cdrom">
       <append key="info.capabilities" type="strlist">access_control</append>
diff -Nur hal-0.5.11~rc2/policy/org.freedesktop.hal.device-access.policy hal-0.5.11~rc2.new/policy/org.freedesktop.hal.device-access.policy
--- hal-0.5.11~rc2/policy/org.freedesktop.hal.device-access.policy	2008-03-18 08:25:24.000000000 +1100
+++ hal-0.5.11~rc2.new/policy/org.freedesktop.hal.device-access.policy	2008-05-27 18:21:53.000000000 +1000
@@ -43,6 +43,15 @@
     </defaults>
   </action>
   
+  <action id="org.freedesktop.hal.device-access.removable-block">
+    <description>Directly access removable block devices</description>
+    <message>System policy prevents access to removable block devices</message>
+    <defaults>
+      <allow_inactive>no</allow_inactive>
+      <allow_active>no</allow_active>
+    </defaults>
+  </action>
+  
   <action id="org.freedesktop.hal.device-access.dvb">
     <description>Directly access DVB devices</description>
     <message>System policy prevents access to DVB devices</message>