Authentication

Question 1

Authentication

Answer 1

Security measures that ensures individuals or entities are who they claim to be during a communication or transaction.

Question 2

5 commonly used authentication methods

Answer 2

1. Knowledge factor - something you know- Relies on information that a user can recall- Ex- security questions or password

2 possession factor- something you have- Relies on the user presenting a physical item to authenticate themselves - YubiKey

3. Inherence Factor- Something you are- Relies on the user providing a unique physical or behavioural characteristic of the person to validate that they are who they claim to be - fingerprint or face lock
4. Action factor- something you do -
   Relies on the user conducting a unique action to prove who they are - opt or authcode
5. Location factor - somewhere you are - Relies on the user being in a certain geographic location before access is granted- Ex. Network accessible within India

Question 3

Multi Factor Authentication System (MFA)

Answer 3

Security process that requires users to provide multiple methods of identification to verify their identity

Question 4

Authentication is critical to understand because of following

Answer 4

1. To prevent unauthorised access
2. To protect user data and privacy
3. To ensure that resources are accessed by valid users only