Hello shahezad alam, sure will cover ssl & tls , for multinode cluster , you can have a look in the below videos which already I uploaded -- Kafka Cluster with Multiple Brokers ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-fOh98R9usck.html Topic with Replication in Multiple Broker Kafka Cluster ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-jjtGMij-DPo.html Happy Learning :-)