dkim_timestamps integer* unset smtp 4.92
dkim_verify_hashes string sha256:sha512:sha1 main 4.93
dkim_verify_keytypes string ed25519:rsa main 4.93
+dkim_verify_min_keysizes string list "rsa=1024 ed25519=250" main 4.94
dkim_verify_minimal boolean false main 4.93
dkim_verify_signers string* $dkim_signers main 4.70
directory string* unset appendfile