+
+# As documented in https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=861671,
+# the bb.barracudacentral.org blacklist requires users to register, making it
+# unsuitable for use in the default configuration. If you've registered your
+# use of this blacklist, remove the following line in order to re-activate
+# this service:
+score RCVD_IN_BRBL_LASTEXT 0