[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Fetch](./puppeteer.protocol.fetch.md) > [AuthChallenge](./puppeteer.protocol.fetch.authchallenge.md) > [realm](./puppeteer.protocol.fetch.authchallenge.realm.md) ## Protocol.Fetch.AuthChallenge.realm property The realm of the challenge. May be empty. Signature: ```typescript realm: string; ```