Kudu includes security features that allow Kudu clusters to be hardened against access from unauthorized users. Kudu uses strong authentication with Kerberos, while communication between Kudu clients and servers can now be encrypted with TLS. Kudu also allows you to use HTTPS encryption to connect to the web UI.
The rest of this topic describes the security capabilities of Apache Kudu and how to configure a secure Kudu cluster. Currently, there are a few known limitations in Kudu security that might impact your cluster. See Security limitations.