openssl_cipher_suites
Since: Version 2024.09.02-c5476b89
The functionality described in this section requires version 2024.09.02-c5476b89 of KumoMTA, or a more recent version.
Optional string.
If set, then the value will be used to configure the set of ciphers used by OpenSSL for TLS protocol version 1.3.
OpenSSL is used as described under the tls_prefer_openssl option.
The format consists of TLSv1.3 cipher suite names separated by :
characters
in order of preference.