Authentication Learn how to configure Authentication for Kafka. Multiple authentication mechanisms are supported. Configuring mTLS authenticationLearn how to enable mTLS authentication on broker listeners with or without an external certificate.Configuring OAuth authenticationLearn how to configure OAuth authentication for Kafka. OAuth is configured by creating a Kubernetes Secret for the Oauth certificate, configuring an OAuth in your Kafka resource, and adding your OAuth server to the allowed list of OAuth URLs in the KafkaNodePool resource.Configuring LDAP authenticationLearn how to configure LDAP authentication for Kafka. LDAP is configured by creating a Kubernetes Secret that stores your LDAP truststore, configuring your Kafka resource to include a custom type listener for LDAP, and adding your LDAP server to the allowed list of LDAP URLs in the KafkaNodePool resource.Configuring SCRAM-SHA-512 authenticationLearn how to enable SCRAM-SHA-512 authentication and generate SCRAM credentials for your clients.Configuring PLAIN authenticationLearn how to configure PLAIN (basic) authentication by applying a custom authentication configuration for Kafka on an exposed listener.