* as part of MODERN_TLS or folded into the default OkHttp client once published and
 * available in JDK11 or Conscrypt.
 */
private val TLS_13 =
  ConnectionSpec.Builder(true)
    .cipherSuites(*TLS13_CIPHER_SUITES.toTypedArray())
    .tlsVersions(TlsVersion.TLS_1_3)
    .build()

private val TLS_12 =
  ConnectionSpec.Builder(ConnectionSpec.RESTRICTED_TLS)
    .tlsVersions(TlsVersion.TLS_1_2)
    .build()

		Hosts:        hosts,
		AddAuth:      newCachedAuthToken(),
		AuthRequest:  storageServerRequestValidate,
		BlockConnect: globalGridStart,
		TLSConfig: &tls.Config{
			RootCAs:          globalRootCAs,
			CipherSuites:     fips.TLSCiphers(),
			CurvePreferences: fips.TLSCurveIDs(),
		},
		// Record incoming and outgoing bytes.
		Incoming: globalConnStats.incInternodeInputBytes,
		Outgoing: globalConnStats.incInternodeOutputBytes,

		return nil
	}
	return fmt.Errorf("bad key (%s): should have format a[b]", key)
}

// ValidCipherSuites contains a list of all ciphers supported in Gateway.server.tls.cipherSuites
// Extracted from: `bssl ciphers -openssl-name ALL | rg -v PSK`
var ValidCipherSuites = sets.New(
	"ECDHE-ECDSA-AES128-GCM-SHA256",
	"ECDHE-RSA-AES128-GCM-SHA256",
	"ECDHE-ECDSA-AES256-GCM-SHA384",