diff --git a/etc/periodic/security/800.loginfail b/etc/periodic/security/800.loginfail
index a0de96dec10e..4c78f441639a 100755
--- a/etc/periodic/security/800.loginfail
+++ b/etc/periodic/security/800.loginfail
@@ -64,7 +64,7 @@ if check_yesno_period security_status_loginfail_enable
 then
 	echo ""
 	echo "${host} login failures:"
-	n=$(catmsgs | egrep -ia "^$yesterday.*: .*(fail|invalid|bad|illegal)" |
+	n=$(catmsgs | egrep -ia "^$yesterday.*: .*\b(fail(ures?|ed)?|invalid|bad|illegal|auth.*error)\b" |
 	    tee /dev/stderr | wc -l)
 	[ $n -gt 0 ] && rc=1 || rc=0
 fi