http://www.google.ru/search?complete=1&hl=en&newwindow=1&client=firefox-a&rls=org.mozilla:en-US:official&hs=brW&sa=X&oi=spell&resnum=0&ct=resul t&cd=1&q=perl+ftp+brute+force&spell=1

http://www2.packetstormsecurity.org/cgi-bin/search/search.cgi?searchvalue=ftp+brute+force&type=archiv es