public static JaasContext loadClientContext(Map<String, ?> configs) {
        Password dynamicJaasConfig = (Password) configs.get(SaslConfigs.SASL_JAAS_CONFIG);
        return load(JaasContext.Type.CLIENT, null, GLOBAL_CONTEXT_NAME_CLIENT, dynamicJaasConfig);
    }
Returns an instance of this class.

If JAAS configuration property {@link SaslConfigs#SASL_JAAS_CONFIG} is specified,
the configuration object is created by parsing the property value. Otherwise, the default Configuration
is returned. The context name is always `KafkaClient`.
clients/src/main/java/org/apache/kafka/common/security/JaasContext.java