· Nacho Coll · Guides
How Passwordless Sign-In Works (WhatsApp OTP)
WALLAWHATS uses one 6-digit code for both sign-in and WhatsApp verification. Here is the flow, why it is secure, and how it compares to password auth.
WALLAWHATS uses one 6-digit code for both sign-in and WhatsApp verification. Here is the flow, why it is secure, and how it compares to password auth.