diff --git a/conf/fail2ban/jail.d/postfix-extra.conf b/conf/fail2ban/jail.d/postfix-extra.conf
index 2e62e70d..217b461f 100644
--- a/conf/fail2ban/jail.d/postfix-extra.conf
+++ b/conf/fail2ban/jail.d/postfix-extra.conf
@@ -27,5 +27,18 @@ mode     = errors
 filter   = miab-postfix-rdnsfail[mode=errors]
 logpath  = /var/log/mail.log
 maxretry = 4
-findtime = 1d
-bantime  = 1h
+findtime = 2d
+bantime  = 2h
+
+# aggressive filter against ddos etc
+[postfix-aggressive]
+enabled = true
+mode    = aggressive
+filter  = postfix[mode=aggressive]
+port    = smtp,465,submission
+logpath = %(postfix_log)s
+backend = %(postfix_backend)s
+maxretry = 100
+findtime = 15m
+bantime = 1h
+