1 files changed, 4 insertions, 0 deletions

diff --git a/hel.nix b/hel.nix
index 00ccf77e..c189b723 100644
--- a/hel.nix
+++ b/hel.nix
@@ -214,6 +214,10 @@
         smtp_sasl_password_maps = texthash:/var/db/postfix/sasl_passwd
         smtp_cname_overrides_servername = no
         smtp_always_send_ehlo = yes
+
+        smtp_tls_loglevel = 1
+        smtp_dns_support_level = dnssec
+        smtp_tls_security_level = dane
       '';
     };