tardigrade | 12 years ago | on: My first buffer overflow exploit: pretty easy
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tardigrade | 12 years ago | on: Announcing pqR: A faster version of R
tardigrade | 13 years ago | on: Learn Git Branching
tardigrade | 13 years ago | on: Learn Git Branching
tardigrade | 13 years ago | on: NeXT Computer
tardigrade | 13 years ago | on: List out of Lambda
tardigrade | 13 years ago | on: Poll: If you're in the US, What State Do You Live In?
Smashthestack and overthewire both have a wide variety of wargames that might be fun to look into if you're interested in pursing security related challenges:
smashthestack - http://www.smashthestack.org/ overthewire - http://www.overthewire.org/wargames/
There's also an intro level CTF going on for another 9 days @ http://zeromutarts.de/
Registration is easy and instantaneous.