Authentication

Question 1

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

Answer 1

Authentication

Question 2

■ Something you know (Knowledge Factor)
■ Something you have (Possession Factor)
■ Something you are (Inherence Factor)
■ Something you do (Action Factor)
■ Somewhere you are (Location Factor)

Answer 2

5 commonly used authentication methods

Question 3

● Relies on information that a user can recall

Answer 3

■ Something you know (Knowledge Factor

Question 4

● Relies on the user presenting a physical item to authenticate themselves

Answer 4

■ Something you have (Possession Factor)

Question 5

● Relies on the user providing a unique physical or behavioral characteristic
of the person to validate that they are who they claim to be

Answer 5

■ Something you are (Inherence Factor)

Question 6

● Relies on the user conducting a unique action to prove who they are

Answer 6

■ Something you do (Action Factor)

Question 7

● Relies on the user being in a certain geographic location before access is
granted

Answer 7

■ Somewhere you are (Location Factor)

Question 8

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

Answer 8

Multi-Factor Authentication System (MFA)

Question 9

■ To prevent unauthorized access
■ To protect user data and privacy
■ To ensure that resources are accessed by valid users only

Answer 9

Critical points to know about authentication