Question - What is CIA? 
          
        
        Answer - 
        
Confidentiality, Integrity, and Availability (CIA) is a popular model which is designed to develop a security policy. CIA model consists of three concepts:
- Confidentiality: Ensure the sensitive data is accessed only by an authorized user.
 - Integrity: Integrity means the information is in the right format.
 - Availability: Ensure the data and resources are available for users who need them.