Platformauthenticators
Platformauthenticators are a type of authentication factor that leverages the built-in security hardware and software of a device, such as a smartphone or laptop, to verify a user's identity. Unlike traditional methods that rely on passwords or one-time codes sent via SMS, platformauthenticators utilize cryptographic keys securely stored within the device's Trusted Platform Module (TPM) or Secure Enclave. This allows for strong, phishing-resistant authentication.
When a user attempts to log into a service that supports platformauthenticators, the device's operating system
The FIDO Alliance's WebAuthn standard is a key technology that enables platformauthenticators to work across different