[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [WebAuthn](./puppeteer.protocol.webauthn.md) > [AuthenticatorProtocol](./puppeteer.protocol.webauthn.authenticatorprotocol.md) ## Protocol.WebAuthn.AuthenticatorProtocol type Signature: ```typescript export type AuthenticatorProtocol = ('u2f' | 'ctap2'); ```