[Home](./index.md) > [bitburner](./bitburner.md) > [DarknetServerData](./bitburner.darknetserverdata.md) > [backdoorInstalled](./bitburner.darknetserverdata.backdoorinstalled.md) ## DarknetServerData.backdoorInstalled property Flag indicating whether this server has a backdoor installed by the player **Signature:** ```typescript backdoorInstalled: boolean; ```