Learn Hacking!!!

For all those who've asked me to teach the basics of hacking. Here, I present you the doors to become a good hacker( I mean it).The sites below are for newbies who want to learn hacking(Not really, I call it as 'Cracking'). You can also comment to add some other good hacking sites you have come across.

http://insecure.org/ (recommended. Only for serious hackers.)
http://www.w3schools.com/js/default.asp
http://en.wikibooks.org/wiki/Reverse_Engineering
http://www.woodmann.com/crackz/index.html
http://www.ciphersbyritter.com/LEARNING.HTM
http://www.ssh.com/support/cryptography/introduction/
http://www.theshulers.com/whitepapers/internet_whitepaper/index.html
http://www.garshol.priv.no/download/text/http-tut.html

Try some learning grounds of hacking:

http://www.hellboundhackers.org/index.php
http://www.hackquest.de/
http://hackthissite.org/
http://www.crackmes.de/