hello,..im a student pursuing bachelors degree in CSE..im very much interested in ethical hacking and i want to make it my career...so,can anyone tel me what topics im supposed to concentrate on and what i must do after my bachelors..?

Thanks, yeah I spent almost a month on the first 6 chapters perfecting my scripts to auto run.  I have a few that do some nice things, got a paper due on the soon for grad class but once its done ill post some of what I came up with.