What are the best practices for securing Hadoop?
To secure Hadoop, you should implement Kerberos authentication, enable encryption, and set up proper access controls.
Can you explain how Kerberos authentication works in Hadoop?
Kerberos is a network authentication protocol that uses tickets to allow nodes to prove their identity securely.
What encryption methods can I use for data at rest in Hadoop?
You can use Hadoop's built-in Transparent Data Encryption (TDE) or integrate with third-party solutions like Apache Ranger.
How do I set up access controls in Hadoop?
You can set up access controls using Apache Ranger or by configuring HDFS permissions and ACLs.
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