Secure Mobile Access 100 10.2 Administration Guide

Configuring One-Time Passwords for SMS

You can use this feature to send short message with a one-time password (OTP) code to the users to log in to the appliance.

SonicWall SMA 100 series offers the ability to communicate with two different SMS service providers:

  • AliSMS : Connect to the World with Alibaba Cloud SMS
  • Twilio: Communication APIs for SMS, Voice, Video and Authentication

For the purpose of this example, Twilio will be used.

To add an SMS Template

  1. To add a policy, navigate to the Services > SMS Templates screen within the Secure Mobile Access management interface and select SMS Templates.
  2. Click Add SMS Template.
  3. Select the SMS Provider. The two providers are Aliyun and Twilio. You can add multiple provider templates in the appliance and use them in different domains or user levels.
  4. Enter a template Name.
  5. Enter Description for the SMS Template. Select the International check box, if applicable.
  6. Enter Account SID.
  7. Enter Auth Token.
  8. Type in the message your text message will say when the user receives the code. Please note you MUST include the %Code% in your body, or you will NOT receive the code.
  9. Enter the phone number of your SMS service account. This is the number that will SEND the text message. You must enter “+” and then the country code, followed by a space. Ensure that your employees do not block this number on their mobile device.
  10. Enter a test number that can be used to receive an SMS text. Enter your number like this example (using USA country code: +1 4045551234)
  11. After the test is successful and you receive a green success banner.
  12. Click Accept to confirm the changes.

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