This template verifies callers using Twilio Verify and only grants access to callers from a list of valid callers. Other callers will be blocked from joining.

When a user calls the a Twilio phone number connected to this Twilio Function their number will be checked against the list of valid callers. If the number is valid, they'll get prompted to enter a code that they get sent via SMS to ensure they are not spoofing their number. Once they entered a valid code, they'll get connected to the conference line. For the conference to start the number that's specified as Moderator needs to join the conference.