[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [WebAuthn](./puppeteer.protocol.webauthn.md) > [VirtualAuthenticatorOptions](./puppeteer.protocol.webauthn.virtualauthenticatoroptions.md) > [protocol](./puppeteer.protocol.webauthn.virtualauthenticatoroptions.protocol.md) ## Protocol.WebAuthn.VirtualAuthenticatorOptions.protocol property Signature: ```typescript protocol: AuthenticatorProtocol; ```