-# Copyright (C) 2016 all contributors <meta@public-inbox.org>
+# Copyright (C) 2016-2021 all contributors <meta@public-inbox.org>
# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
-# Rules useful for running a mailing list mirror. We want to:
+# SpamAssassin rules useful for running a mailing list mirror. We want to:
# * ensure Received: headers are really from the list mail server
# users expect. This is to prevent malicious users from
# injecting spam into mirrors without going through the expected