EXPERIMENTAL WIP ONE WHATSAPP CONNECTION NO SLA

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Hosted identity proof

Sign in through WhatsApp.

No passwords. No email signup. No developer registration. Wamen proves control of a WhatsApp identity, then your app owns the account and session.

The exact Wamen authentication message in a dark WhatsApp conversation. — WhatsApp proof Exact message. No reply.

1 — Add the script

<script type="module"
  src="https://wamen.link/wamen.js">
</script>

2 — Add a sign-in link

<a data-wamen-authorize
  href="https://wamen.link/authorize">
  Continue with WhatsApp
</a>

The hosted script creates PKCE and state, handles the callback, and exposes window.Wamen. Verify the returned ES256 identity token on your server.

Identity: Pairwise by app
Phone: Fresh consent only
Session: Owned by your app