CompTIA Network+ N10-009 Practice Question
A medium-sized enterprise is planning to upgrade their network security architecture. They wish to enhance their user authentication methods to secure remote access to their corporate network. The IT manager suggests a system that requires a password and a verification code sent to the user's mobile device. Which authentication mechanism does this scenario best describe?
Multifactor authentication (MFA)
Physical token
Single sign-on (SSO)
Terminal Access Controller Access Control System Plus (TACACS+)