Users can unify multiple sign-ons for Windows Live services, including e-mail, IMs, and blogs, under one ID and password, even from a mobile device Microsoft on Tuesday expanded the capabilities of ...

Reports cropped up across Twitter around 1:30 ET on February 16 from individuals having problems logging into Microsoft's Hotmail, Xbox Live, as well as other Windows Live services. No word yet from ...

Microsoft has released a software development kit for a service that enables users who log in through one Web site to be authenticated on many others. It’s the company’s latest attempt to get other ...