Quick start scans using SSH Private Key To run a network security audit using SSH Private key credentials do as follows: Screenshot 23 - GFI LANguard N.S.S. new scan toolbar: Authentication methods drop down list 1. From credentials drop-down list provided in the toolbar select the SSH Private key option. 2. In the adjacent fields specify the username and private key file to be used during this scan. 3. Configure the rest of the options as described in the ‘Quick-start scans using alternative credentials’ section above.