Select the description$($s$)$ that is $($are$)$ TRUE.

Group of answer choices

Encryption in data security is about hiding sensitive under other multimedia to avoid data being stolen by intruders.

Data physical security in data security is about regularly backing up data to secure locations to ensure that it can be restored in the event of a data breach or system failure.

Network security in data security is about securing networks with firewalls, intrusion detection and prevention systems, and other security technologies.

Data retention policies in data security is about eEstablishing policies and procedures for retaining and disposing of data in accordance with legal and regulatory requirements.