Data Miner

 is an Fallout 3 achievement on Xbox 360 and PC and a trophy on PlayStation 3.

It is granted for hacking 50 terminals.

Exploit

 * (PC Only) If you just want the achievement and don't care to cheat, then find a particular Computer preferably a "very easy" Computer and unlock it then using the console command select it by clicking on it while the console command is up and use "lock" and then unlock it again, repeat until goal is reached.