What is conditional access system and how does conditional access system work?

[TahliaNeca]

I’m learning about security features and saw the term conditional access system. I want to understand what conditional access system means and how conditional access system protects accounts.

 

[Arabapbo]

Conditional access system is a security system that provides access, in accordance with certain terms, such as the identity of the user, place, the state of the equipment, and a level of danger.