WhatsApp's extensive reach and end-to-end encryption enable secure delivery of one-time passwords. With over 3 billion users worldwide, it is a reliable and cost optimized platform for OTP delivery.
Simply drop in our top-tier Authenticator Enrolment and Challenge flows. Add your logo and away you go.
Launch enrolment and challenge flows from our Web Authsignal.js client SDK, or through Native Mobile Web views.
Drop Authsignal's flows into your favorite CIAM (i.e. Auth0, Cognito) with our easy-to-use APIs and SDKs.