ebooks:
Operating Systems:
Make them yourself:
Bootdisks:
DOS:
Linux:
Windows:
Programming general:
Assembly:
BatchProgramming(DOS):
C-C++:
HTML:
DHTML/java script:
Perl:
Python:
Visual Basic:
Firewalls:
Proxies:
General Hacking/Security Sites:
Tutorial Packs from HDC members:
Hacker Challenges:
Cryptography:
Software/Tools:
Online Utils:
TCP/IP:
Several:
Virus/Trojans:
IRC:
Absolutely Useless Links: