[Home](./index.md) > [bitburner](./bitburner.md) > [NS](./bitburner.ns.md) > [ftpcrack](./bitburner.ns.ftpcrack.md) ## NS.ftpcrack() method Runs FTPCrack.exe on a server. **Signature:** ```typescript ftpcrack(host?: string): boolean; ``` ## Parameters

Parameter	Type	Description
host	string	_(Optional)_ Hostname/IP of the target server. Optional. Defaults to current server if not provided.

**Returns:** boolean True if the player runs the program successfully, and false otherwise. ## Remarks RAM cost: 0.05 GB Runs the FTPCrack.exe program on the target server. FTPCrack.exe must exist on your home computer. ## Example ```js ns.ftpcrack("foodnstuff"); ```