SignOps is a hosted developer API for adding push messaging and sign-in flows to web and mobile applications. Developers can register devices under their existing user IDs, send Android, iOS and web push messages to users or topics, schedule messages, use templates, and review delivery events. The service also provides phone-based login approvals with number matching and biometric confirmation, passkey sign-in on a customer’s domain, TOTP authenticator codes with backup codes, and email...