Hackers are big news! On October 2, a New York Times headline trumpeted: "JP Morgan Chase Hacking Affects 76 Million Households." Recently retailers like Home Depot and Target were hit as well -- data banks reportedly hacked, personal information potentially compromised. And who can forget Julian Assange and the infamous WikiLeaks? On a more personal level, how many of us have had our e-mails or Facebook accounts hacked? But are hackers always the bad guys?