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Attackers can use the "Covert Redirect" vulnerability in both open-source log-in systems to steal your data and redirect you to unsafe sites.
The microblogging site says no accounts have been compromised after a hacker claims to have acquired user details by allegedly breaking into its databases.
The link-shortening service issues an “urgent security update” saying that it has disconnected users’ Facebook and Twitter accounts because of a probable breach.
Messages sent by hundreds of accounts testify to dramatic weight loss and link to same suspicious site pedaling diet pills.
The standard grew too far away from its roots as a simple Web authentication technology, author Eran Hammer-Lahav says, and now is insecure and overly broad.
Google's social network-powered sign-in system gives developers more nuanced options when asking for user permissions.
Microsoft adds IMAP and OAuth support to its Outlook.com email service, providing what it says is a "richer email experience across devices and apps."
Missing from its first months in beta, Mozilla's Persona Web site log-in system now adds Gmail to its list of sign-in credentials you can use.
Changing course from earlier this year, Google takes a more developer-friendly stance on two of its calendar APIs.
Twitter just got it. Apple recently got it, too. Google, Microsoft, Facebook, and Amazon have had it for a while. But why's two-factor authentication important, and will it keep you safe?