Why passwords have never been weaker—and crackers have never been stronger

“The RockYou dump was a watershed moment, but it turned out to be only the start of what’s become a much larger cracking phenomenon. By putting 14 million of the most common passwords into the public domain, it allowed people attacking cryptographically protected password leaks to almost instantaneously crack the weakest passwords. That made it possible to devote more resources to cracking the stronger ones.” Dan Goodin details the many reasons you should choose your passwords even more carefully.
arstechnica.com