With the Authy API (without PII like phone number or email).With the Authy API (with the user's phone number and email address).In the console (requires user's phone number and email address). You can register users to your application in one of three ways In order to validate TOTP codes, register each user with the API to generate a unique Authy ID for each user. Scroll to the bottom and "Save" your changes. Next, enable generic TOTP tokens in the console. To register a user of your application for any authenticator app takes a couple steps.įirst, sign in to your Twilio account (or create a new account) and create an Authy application in the Twilio console. also has SMS, Voice and email channels to support fallback or user choice.manages passcode generation and checking for you.We recommend using the Authy API to implement TOTP in your application because it: How to implement TOTP 2FA in your application This is how the account and the authenticator app sync the secret key. We recommend scanning a QR code, but you can also enter the key manually. Here's a look at how the Authy Application prompts a user to add a new account. This is a great option for users that may have unstable cellular connections for receiving SMS 2FA or for users who want a more secure channel than SMS 2FA. Because the inputs are available offline, the whole method works offline. Those get put through a one-way function that creates a truncated, readable token. Inputs to the TOTP algorithm include a secret key and your system time.
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