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MFA Login

SMS OTP Authentication

SMS OTP (One-Time Password via SMS) is a commonly used secondary authentication method that sends a unique numeric code to the user’s registered mobile number. It adds a secure second layer of verification after the primary login.

Preconditions:

  • The user's mobile number must be registered and verified in ZTAA.

  • SMS OTP must be enabled in the assigned Auth Profile.

Steps to Use:

  • Navigate to the ZTAA login page.

  • Enter your username and complete Primary Authentication.

  • On the Secondary Authentication screen, select SMS OTP.

  • An OTP is sent via SMS to the registered mobile number.

  • Enter the OTP in the provided input field.

  • Click Verify to complete login.

Email OTP Authentication

Email OTP is a secondary authentication method where a time-limited code is sent to the user's registered email address to validate their identity.

Preconditions:

  • The user must have a verified email address in ZTAA.

  • Email OTP must be enabled in the assigned Auth Profile.

Steps to Use:

  • Visit the ZTAA login page.

  • Enter your username and complete Primary Authentication.

  • On the Secondary Authentication screen, choose Email OTP.

  • Check your email inbox for the OTP message from ZTAA.

  • Enter the received OTP in the login screen.

  • Click Continue to complete login.

TOTP Authentication (Time-based One-Time Password)

TOTP is a secure MFA method that uses time-based tokens generated in an authenticator app such as InstaSafe Authenticator, Google Authenticator, or Microsoft Authenticator.

Preconditions:

  • The user must pair their ZTAA account with a supported TOTP app during setup.

  • TOTP must be enabled in the assigned Auth Profile.

Steps to Use:

  • Go to the ZTAA login page.

  • Enter your username and complete Primary Authentication.

  • On the Secondary Authentication screen, select TOTP.

  • Open the authenticator app on your mobile device.

  • Retrieve the 6-digit TOTP for your ZTAA account.

  • Enter the code in the TOTP field and click on continue.

Push Notification Authentication

Push Notification provides a user-friendly and secure authentication experience by sending a login approval request to the user’s registered mobile device via the InstaSafe Authenticator app.

Preconditions:

  • InstaSafe Authenticator app must be installed and linked to the user's ZTAA account.

  • Push Notification must be enabled in the assigned Auth Profile.

  • Mobile device should have internet connectivity and notifications enabled.

Steps to Use:

  • Navigate to the ZTAA login page.

  • Enter your username and complete Primary Authentication.

  • A Push Notification is automatically sent to your registered mobile device.

  • Open the InstaSafe Authenticator app.

  • Tap Approve to complete the authentication process.

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