Optional:    true,
			Type:        "string",
		},
		config.HelpKV{
			Key:         KafkaTLSClientAuth,
			Description: "clientAuth determines the Kafka server's policy for TLS client auth",
			Optional:    true,
			Type:        "string",
		},
		config.HelpKV{
			Key:         KafkaSASL,
			Description: "set to 'on' to enable SASL authentication",
			Optional:    true,

	defaultHelpPostfix = func(key string) string {
		return config.DefaultHelpPostfix(DefaultKVS, key)
	}

	Help = config.HelpKVS{
		config.HelpKV{
			Key:         browserCSPPolicy,
			Description: `set Content-Security-Policy response header value` + defaultHelpPostfix(browserCSPPolicy),
			Optional:    true,
			Type:        "string",
		},
		config.HelpKV{
			Key:         browserHSTSSeconds,

			Optional:    true,
			Type:        "string",
		},
		config.HelpKV{
			Key:         target.KafkaTLSClientAuth,
			Description: "clientAuth determines the Kafka server's policy for TLS client auth",
			Optional:    true,
			Type:        "string",
		},
		config.HelpKV{
			Key:         target.KafkaSASL,
			Description: "set to 'on' to enable SASL authentication",
			Optional:    true,