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Overview

The LoginRadius Passkey APIs enable passwordless authentication using modern cryptographic key pairs, making them resistant to phishing, credential stuffing, and other common attacks. Passkeys eliminate traditional password vulnerabilities, offering a secure and seamless sign-in experience across devices and platforms. These APIs support complete passkey lifecycle management, including registration, login, autofill, and recovery workflows.

Key Capabilities

  • Passkey Registration - Start and complete user registration with secure, device-bound cryptographic passkeys.
  • Passkey Login – Enable login using registered passkeys with phishing-resistant authentication flows.
  • Passkey Autofill Login – Support passkey autofill on modern browsers and platforms for a smoother user experience.
  • Passkey Reset – Allow users to reset their passkeys securely in case of device loss or credential issues.
  • Passkey Management – View and delete passkeys for individual users for better lifecycle control.
  • Forgot Passkey – Enable fallback for users who forget or lose access to their passkeys.

LoginRadius API usage for Passkey

LoginRadius provides a robust suite of APIs to power a complete passkey authentication experience—covering registration, login, autofill, reset, and management. Whether you're integrating passkeys as a primary login method or offering them as an alternative to traditional passwords, these APIs allow you to build seamless, secure, and phishing-resistant flows across all platforms. Below is a breakdown of how each API fits into the overall passkey lifecycle.

You can also use our POST Forgot Passkey API, which allows a user to request assistance for a forgotten passkey, and our GET Manage List Users Passkeys API, which allows an admin to view passkeys registered for a specific user.