Domain 3: Implementation

Question 1

What is multi-factor authentication (MFA)?

Answer 1

MFA is a security mechanism that requires two or more verification factors, such as something you know (password), something you have (token), and something you are (biometrics).

Question 2

What is encryption?

Answer 2

Encryption is the process of converting plaintext data into a coded format (ciphertext) to prevent unauthorized access.

Question 3

What is a VPN (Virtual Private Network)?

Answer 3

A VPN is a secure connection that encrypts data transmitted over the internet, allowing remote users to access a private network safely.

Question 4

What is endpoint protection?

Answer 4

Endpoint protection refers to securing individual devices (endpoints) such as laptops, desktops, and mobile devices from cyber threats.

Question 5

What is network access control (NAC)?

Answer 5

NAC is a security solution that enforces policies to control access to network resources based on the identity and compliance of the device seeking access.