The formatted phone number is then stored in the Flask user session, so that it can be recalled later when the OTP is validated.Ī call is then made to the make_otp_request() function. We expect the phone number in the incoming request to be in the canonical E.164 format, so we have to remove the leading plus “+” sign as the GenerateOTP doesn’t accept it as a valid character in the initiator_id field. In our case, we can use the phone number as the initiator_id. To generate the OTP code, the GenerateOTP API needs an initiator_id which serves as an identifier for the particular user the OTP belongs to. It’s always a best practice to do server side validation even if validation is still carried out by the client. In the generate() function, we now carry out the necessary checks to ensure the phone number and the channel fields are present in the request when the form is submitted. env file and add paste your Twilio credentials, along with the Twilio phone number associated with your account: At the root of the project’s directory, create a. We are going to need these values to authenticate with the Twilio service. On your Twilio Console, copy your Account SID and Auth Token.
Create otp trial#
If you are using a trial Twilio account you will need to verify your own phone number with Twilio before it can receive calls or SMS messages from the Twilio number. You can add a phone number to your account in the Buy a Number page if you don’t already have one. This is the number from which the OTPs are going to be sent. The action attribute of the form is also set to an empty string.Įnter in your browser’s address bar to see this template.Īfter you sign up for an account on Twilio, head over to your Twilio Console and set up a Twilio phone number that can make voice calls as well as send SMS messages.
Create otp code#
This HTML file also extends the base.html layout and adds a form that allows the user input the OTP code that was received so that it can be validated.
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