[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [WebAuthn](./puppeteer.protocol.webauthn.md) > [AddCredentialRequest](./puppeteer.protocol.webauthn.addcredentialrequest.md) > [authenticatorId](./puppeteer.protocol.webauthn.addcredentialrequest.authenticatorid.md) ## Protocol.WebAuthn.AddCredentialRequest.authenticatorId property Signature: ```typescript authenticatorId: AuthenticatorId; ```