Display security state when asking for password
Indicate to the user how secure the transport channel is so they
can avoid entering their password for untrusted sites.
diff --git a/media/insecure.svg b/media/insecure.svg
new file mode 100644
index 0000000..1c5f6fa
--- /dev/null
+++ b/media/insecure.svg
@@ -0,0 +1,107 @@
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