Which of the following is the BEST technical defense against unauthorized access to a corporate...

Social engineering is a technique used by attackers to manipulate individuals into divulging sensitive information or performing actions that can compromise the security of an organization. Multi-factor authentication (MFA) is a security mechanism that requires users to provide at least two forms of authentication to verify their identity. By requiring MFA, even if an attacker successfully obtains a user's credentials through social engineering, they will not be able to access the network without the additional form of authentication.