@vonage/verify

Verify API provides a choice of routes for sending a code to a user. You can use this to confirm a user's contact information, as a second factor when authenticating users, or for step-up authentication.

@epic-web/totp

Create and verify cryptographically secure Time-based One-time Passwords (TOTP) using the HMAC-based One-time Password (HOTP) algorithm.

@otp-forge/otp-forge

A nodejs library that handles the generation, storage and verification of OTPs.