Podcasts and RadiosHak5.org This is a good video podcast not really a fixed subject varies from software to hardware hacking.
Labrats Not so much complete hacking podcast but really good to learn about computer hardware and software
TheBroken This seems to be a dead podcast but the old episodes you can get a lot from, well worth watching.
DiggNation You will learn a lot from digg, which makes diggnation a really good podcast to watch as they talk about all the top stories.
BinRev Radio Not recording as many these days but it is a good radio as it talks about computer hacking which is what we want.
WebsitesDarksat.x47.net The best forum and the only forum.
Darknet.org.uk Does have a lot of news, but also tells you about new security tools.
MSDN.com What MS? Yeah MSDN have there own hacker blog now, worth watching.
Google Even Google have a blog focusing on security and helping people in their quest to stay secure.
Trial and ErrorDamn Vulnerable Linux This is a linux distribution made to be vulnerable, the idea is to train people in IT security by teaching you how to hack it.
HackThisSite If you have spare time try these missions, each one will teach you something new, and it can be very fun.
RootHack.org Very realistic, the idea is you have a team and hack the other teams, just be careful you dont get the ISP thinking your really hacking.
MagazinesPhrack - Apparently its open to anyone who wants to publish something (according to wikipedia) been around since 85 though and it really is the best magazine in my opinion.
2600 - If you want to pay for a magazine go for it this is what you want.