The communications services get two-step verification, aimed at preventing unauthorized access to accounts, even if the username and password are entered.
One of Twitter's co-founders has come back to help the troubled social-networking company. Seen as part artist, part visionary, the question facing Dorsey now is whether he can turn the company around.
At Facebook's F8 developer conference in San Francisco, CEO Mark Zuckerberg announces new privacy features for logging in to developer apps, including the ability to log in anonymously.
The company has been slowly removing Google and Facebook log-ins from its site, and Flickr is next on the list.
If you get nervous using your Facebook log-in to sign into apps and websites, two new features will let you limit the personal information you share. CNET.com's Kara Tsuboi explains how they'll work.
Appreciation: Her quirky "Twin Peaks" character made Catherine Coulson famous, but her partnership with David Lynch spanned decades. CNET's Bonnie Burton pays tribute to the woman behind the log.
A CIA-backed technology company says it's spotted credentials connected with the departments of Defense, Justice, Treasury and Energy, as well as the CIA itself.
Microsoft and Facebook are making APIs available to Windows 8 and Windows Phone 8 developers that allow them to integrate Facebook log-ins into their apps.
A new report suggests that fewer people are choosing to log in with Facebook.
The process helps you shore up your account, eliminating unwanted log-ins and log-in notifications.