Authsignal secures millions of passkey transactions out of our hosted Sydney region.
Email OTPs are a globally accessible verification method that users already trust. Authsignal makes it easy to add Email OTP to your web or mobile app with minimal engineering effort.
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Authsignal offers hosted UX flows for users to retry and send. Authsignal manages retries and fallback orchestration (e.g., switch to SMS) and can expose troubleshooting links. We encourage all customers to enroll users using a primary and secondary authentication method.
Yes, Authsignal offers webhooks to enable you to configure and customise your email.
Using Authsignal most teams go live within days.
Yes, you can configure how long email OTP codes are valid when using Authsignal.
Yes, for the two in-scope flows. The SFC's prohibition targets OTP as a class for client login and device binding, not just SMS or email delivery. A time-based code from an authenticator app can still be entered on a phishing page and relayed in real time. The circular requires phishing-resistant authentication. These are credentials that are cryptographically bound to the legitimate domain and cannot be replayed through a proxy.
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