diff --git a/roles/shell/files/signing.table b/roles/shell/files/signing.table
new file mode 100644
index 0000000..cbed759
--- /dev/null
+++ b/roles/shell/files/signing.table
@@ -0,0 +1,2 @@
+*@thunix.net      default._domainkey.thunix.net
+*@*.thunix.net    default._domainkey.thunix.net
\ No newline at end of file