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