[Home](./index.md) > [bitburner](./bitburner.md) > [NS](./bitburner.ns.md) > [getServerSecurityLevel](./bitburner.ns.getserversecuritylevel.md) ## NS.getServerSecurityLevel() method Get server security level. **Signature:** ```typescript getServerSecurityLevel(host?: string): number; ``` ## Parameters

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

**Returns:** number Security level of the target server. ## Remarks RAM cost: 0.1 GB Returns the security level of the target server. A server’s security level is denoted by a number, typically between 1 and 100 (but it can go above 100).