Google security exec: 'Passwords are dead' | Security & Privacy - CNET News

On a related note, see Machines Made to Know You, by Touch, Voice, Even by Heart (NYT)

"Adkins, speaking alongside Kleiner Perkins Caufield & Byers managing partner Ted Schlein and author James Bamford, said that looking ahead, "our relationship with passwords are [sic] done," and that "passwords are done at Google."
She talked briefly about Google's use of two-step authentication and the fact that the search giant has been working to innovate in the area of non-standard password security. As a result, she said, any startup that still relies on standard passwords needs to ensure that it has an abuse team set up to deal "with customers getting compromised.""

Google security exec: 'Passwords are dead' | Security & Privacy - CNET News