By opting for the below ways data security can be achieved in Hadoop.

  • The first step is to secure the authentication channel which connects clients and the server and to provide a timestamp to the client.
  • With the help of time-stamped the client requests a TGS for a service ticket.
  • Finally, using this service ticket, a client can do self-authentication to the corresponding server.
BY Best Interview Question ON 14 Nov 2022