# nxc ssh > Pentest and exploit SSH servers. > See also: `hydra`. > More information: . - Spray the specified password against a list of usernames on the specified target: `nxc ssh {{192.168.178.2}} {{[-u|--username]}} {{path/to/usernames.txt}} {{[-p|--password]}} {{password}}` - Search for valid credentials by trying out every combination in the specified lists of usernames and passwords: `nxc ssh {{192.168.178.2}} {{[-u|--username]}} {{path/to/usernames.txt}} {{[-p|--password]}} {{path/to/passwords.txt}}` - Use the specified private key for authentication, using the supplied password as the key's passphrase: `nxc ssh {{192.186.178.2}} {{[-u|--username]}} {{path/to/usernames.txt}} {{[-p|--password]}} {{password}} --key-file {{path/to/id_rsa}}` - Try a combination of username and password on a number of targets: `nxc ssh {{192.168.178.0/24}} {{[-u|--username]}} {{username}} {{[-p|--password]}} {{password}}` - Check for `sudo` privileges on a successful login: `nxc ssh {{192.168.178.2}} {{[-u|--username]}} {{username}} {{[-p|--password]}} {{path/to/passwords.txt}} --sudo-check`