”To defend, you must have some idea of what you're defending, and who and what you're defending against, specifically, which attacks. Failure do understand and know these things means that your defense will most likely not be effective, and could in fact decrease your security.“ - Michael Giagnocavo
Thus starts an interesting series on cracking code. Check it out if you are interested in the mindset it takes to be a cracker.
[via Scoble]