What is social engineering? a. An attack that depends on the interaction of a group of people b. An attack that depends on convincing an authorized user to perform an unauthorized action c. A study of...

What is social engineering? a. An attack that depends on the interaction of a group of people b. An attack that depends on convincing an authorized user to perform an unauthorized action c. A study of how to change the behavior of a group of people d. Using subliminal messages to encourage sensitive data disclosure What is the most effective countermeasure to social engineering? a. Security awareness training b. Access controls c. Physical access control d. Least privilege