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authorSilas Schöffel <sils@sils.li>2024-04-25 23:28:47 +0200
committerSilas Schöffel <sils@sils.li>2024-04-25 23:49:29 +0200
commit9c17c1c392c83e8f4b3ac1d8283eed4da3d4aac4 (patch)
treee4c4c33dc24de87a1a365dd21316ed20c481574e /system
parentstyle(system/services/mastodon): format with alejandra (diff)
downloadnixos-server-9c17c1c392c83e8f4b3ac1d8283eed4da3d4aac4.zip
feat(system/services/fail2ban): add postfix jail
This bans IP Addresses which fail to login into postfix at least 3 times in 600 seconds.
Diffstat (limited to 'system')
-rw-r--r--system/services/fail2ban/default.nix6
1 files changed, 6 insertions, 0 deletions
diff --git a/system/services/fail2ban/default.nix b/system/services/fail2ban/default.nix
index 66207e6..6d90d49 100644
--- a/system/services/fail2ban/default.nix
+++ b/system/services/fail2ban/default.nix
@@ -25,6 +25,12 @@
filter = dovecot[mode=aggressive]
maxretry = 2
'';
+ postfix = ''
+ enabled = true
+ filter = postfix[mode=aggressive]
+ findtime = 600
+ maxretry = 3
+ '';
};
};
}