Using a different password for every different website is one of the best things you can do to improve your security. I use 1Password and you should too. The Wirecutter from the NY Times agrees.
Watch your hack.
Troy Hunt has more details.
Here are some options.
Protect yourself any time you’re logging on to a public network, even if it’s password protected. I personally use a VPN any time I’m not at home.
Lifehacker has some instructions.
Google is offering an easy way to protect yourself.
Change your twitter password now. It’s a good reminder that you should never use the same password on different sites.
This article explains why you may be revealing more than you want to when you take online quizzes.