6.1 Overview of data security

Data security refers to all the practices and measures enacted to protect data from unauthorized access, use, disclosure, disruption, modification or destruction. It covers a wide range of techniques, technologies, policies and procedures designed around the concept of data loss prevention to ensure its confidentiality, integrity and availability.

The following are some of the reasons why data security is critical:

To maintain business continuity
To prevent data breach
To keep illegal access at bay

Types of data security

Encryption
Data erasure
Data masking
Data resiliency