What makes a password good or bad has actually changed a bit in recent times.

What I would have recommended to you with confidence 3-4 years ago, would be a terrible idea in today’s environment. Only the most complex password recommendations from a few years ago still stand today. Chances are you need to change some of your passwords even if you think you chose good ones for them a few years ago. I know I personally have had to change mine.

What you need to know about choosing passwords (and tell your mother too):

via The Ultimate Guide To Passwords – What You Need To Know.