Facebook: “Protecting Your Passwords and Your Privacy”
Regarding the previous articles about employers asking candidates for their Facebook passwords, Erin Egan - Chief Privacy Officer, Policy at Facebook had written this blog post to make things clear:

As a user, you shouldn’t be forced to share your private information and communications just to get a job.
….
We don’t think employers should be asking prospective employees to provide their passwords because we don’t think it’s the right thing to do.
https://www.facebook.com/notes/facebook-and-privacy/protecting-your-passwords-and-your-privacy/326598317390057
Most of other big tech sites have also posted news relating to the matter, including Mashable, Techcrunch, VentureBeat and Cnet. You can read more about the issue in the links above and below:
Mashable: Legislators: Employers Shouldn’t Ask for Your Social Media Passwords
http://mashable.com/2012/03/23/legislators-employers-social-media-passwords/
Techcrunch: Facebook Considering New Laws And Legal Action Against Employers Asking For Users’ Passwords
http://techcrunch.com/2012/03/23/facebook-considering-new-laws-and-legal-action-against-employers-asking-for-users-passwords/
VentureBeat: Facebook to employers: this asking-for-passwords nonsense needs to stop
http://venturebeat.com/2012/03/23/facebook-passwords-employers/
Cnet: Facebook: Don’t reveal your password to snooping employers
http://news.cnet.com/8301-1009_3-57403259-83/facebook-dont-reveal-your-password-to-snooping-employers/
![How Recruiters are using Social Networks to screen Candidates [Infographic]](http://24.media.tumblr.com/tumblr_ltk774ZGJJ1qac6abo1_500.jpg)
