THC-Hydra

here are already several login hacker tools available, however none does either support more than one protocol to attack or support parallelized connects.

Currently this tool supports:

TELNET, FTP, HTTP-GET, HTTP-HEAD, HTTPS-GET, HTTP-HEAD, HTTP-PROXY, LDAP2,

LADP3, SMB, SMBNT, MS-SQL, MYSQL, POSTGRES, REXEC, SOCKS5, VNC, POP3, IMAP,

NNTP, PCNFS, ICQ, SAP/R3, Cisco auth, Cisco enable, SMTP-AUTH, SSH2, SNMP,

CVS, Cisco AAA.