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NSE4 · Question #158

Two-factor authentication is supported using the following methods? (Select all that apply.)

The correct answer is A. FortiToken B. Email C. SMS phone message. FortiGate supports two-factor authentication using methods such as FortiToken, email-based codes, and SMS messages.

Submitted by viktor_hu· Apr 18, 2026Firewall and Authentication

Question

Two-factor authentication is supported using the following methods? (Select all that apply.)

Options

  • AFortiToken
  • BEmail
  • CSMS phone message
  • DCode books

How the community answered

(16 responses)
  • A
    94% (15)
  • D
    6% (1)

Why each option

FortiGate supports two-factor authentication using methods such as FortiToken, email-based codes, and SMS messages.

AFortiTokenCorrect

FortiToken provides hardware or software tokens that generate time-based one-time passwords (TOTP) for two-factor authentication, a core Fortinet 2FA method.

BEmailCorrect

Email-based two-factor authentication sends a one-time password or code to the user's registered email address, requiring them to enter it to complete authentication.

CSMS phone messageCorrect

SMS phone messages can be used to deliver a one-time password or code to the user's registered mobile phone number for second-factor verification.

DCode books

Code books, while a form of multi-factor authentication, are not a commonly supported or modern method offered directly by FortiGate for 2FA implementations.

Concept tested: FortiGate two-factor authentication methods

Source: https://docs.fortinet.com/document/fortigate/7.4.0/administration-guide/183850/two-factor-authentication

Topics

#Two-factor authentication#FortiToken#Authentication methods#FortiGate security

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