About DSE Unified Authentication 

Highlights of DSE Unified Authentication which enables multiple authentication schemes to be used on the same DataStax Enterprise cluster.

DSE Unified Authentication enables multiple authentication schemes to be used on the same DataStax Enterprise cluster. DataStax recommends using DSE Unified Authentication for all authentication in DataStax Enterprise.

Features 

DSE Unified Authenticator The DSE Unified Authenticator provides authentication using any combination of internal Cassandra password authentication, LDAP pass-through authentication, and Kerberos authentication.
DSE Role Manager The DSE Role Manager provides extended role management services. Role-based access authenticates users based on the user association with LDAP groups or Cassandra roles.
LDAP group integration The DSE Role Manager maps Cassandra roles to LDAP groups.
Extends authorization beyond Cassandra The DSE Authorizer extends permissions to applications, client tools, and authentication schemes.
Supports all client tools Applications can use different authentication methods, and different authentication methods can be used within one client.
Drivers The driver selects which authentication schema to use during authentication.