The data breach of 40 million consumer credit cards at Target Corporation highlights the growing problem of cybercrime. Cybercriminals don't use manual guesses to discover your log-in info and password. They use computer programs Trustwave, a company that consults on cybersecurity, says the most commonly stolen passwords are the ones that are easily guessed. Hackers also recently stole 2 million website log-in credentials at Facebook, Google, and Twitter. Most stolen records had really easy passwords, like 123456. Are you using a simple, easy-to-crack password? Perhaps a password change is in order.