diff --git a/bin/_blackbox_common.sh b/bin/_blackbox_common.sh
index 9915c8d..867442b 100755
--- a/bin/_blackbox_common.sh
+++ b/bin/_blackbox_common.sh
@@ -61,7 +61,8 @@ BB_FILES_FILE="blackbox-files.txt"
 BB_FILES="${KEYRINGDIR}/${BB_FILES_FILE}"
 SECRING="${KEYRINGDIR}/secring.gpg"
 PUBRING="${KEYRINGDIR}/pubring.gpg"
-: ${DECRYPT_UMASK:=o=} ;
+: ${DECRYPT_UMASK:=0022} ;
+# : ${DECRYPT_UMASK:=o=} ;
 
 # Return error if not on cryptlist.
 function is_on_cryptlist() {
diff --git a/bin/blackbox_list_files b/bin/blackbox_list_files
new file mode 100755
index 0000000..c7404e1
--- /dev/null
+++ b/bin/blackbox_list_files
@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+
+#
+# blackbox_list_files.sh -- List files that black box is tracking
+#
+set -e
+blackbox_home=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
+source ${blackbox_home}/_blackbox_common.sh
+
+echo -e "\nFiles currently managed my Blackbox:\n"
+cat $BB_FILES
+
+echo