Good knowledge of OS is a must..then some C, Perl will some handy...If you know unix shell programming, u can become a master in hacking...
and also, if you are a DB guy like me, then even with ordinary SQL, u can hack a lot of stuff...
and also, if you are a DB guy like me, then even with ordinary SQL, u can hack a lot of stuff...
Which is to say a hacker also needs a taste for recursion.