HackingRoXX

Well, first up, you will have to read up on alot of things like:
http://www.google.com/search?q=Cryptography
http://www.google.com/search?q=Brute Forcing
http://www.google.com/search?q=Dictionary Attacks
http://www.google.com/search?q=Sniffing
http://www.google.com/search?q=Telnet
http://www.google.com/search?q=FTP
http://www.google.com/search?q=Gopher
http://www.google.com/search?q=TCP/...s and Protocols

Get the right software and learn how to use them

Go to these sites and get the tools:

http://www.oxid.it. (Get Cain & Abel)
http://www.elhacker.net (Get lots of hacking tools)
http://www.packetstorm.org (More tools)
http://www.milw0rm.com (Submit hashes to them to crack)
Http://www.paulschou.com/tools/xlate (Binary to almost anything converter)
http://www.hnc3k.com (Lots of tutorials like elhacker.net)
http://www.darknet.org.uk
http://www.hellboundhackers.org (Site that gives you challenges) Practical
http://www.hackthissite.org (Same as Hellboundhackers)
http://www.packetstormsecurity.com (Every tool or dictionary you will need)
http://www.freerainbowtables.com (Rainbowtables download)
http://www.rainbowtables-online.com (Online cryptanalysis cracking site)
http://www.ophcrack.org (Get ophcrack and ophcrack tables)
http://www.hoobie.net (Get brutus and lots lots lots of exploits)
http://www.hackology.com (Get more tools)
http://www.l0pht.com (cracking site)
http://lasecwww.epfl.ch/~oechslin/projects/ophcrack (more ophcrack tables)
http://www.hackaday.com (very good hacking site with lots of hacks)
http://www.killsometime.com (for those long cracking hours)
http://www.security-hacks.com (exactly what it says)
http://www.devshed.com/c/b/Security/ (alot of security tutorials)
http://www.devshed.com/c/b/JavaScript/ (Javascript read abouts)
http://johnny.ihackstuff.com/downloads/ (very cool hacking downloads!)
http://www.hackershomepage.com/ (all about hacking and the latest tools)
http://www.audreyhacking.com/wiki/index.php/Main_Page (more toolz)
http://softreflex.com/search.php?q=wwwhack (helps you find toolz easier than google)