Google is facing some tough questions from Congress over the privacy concerns raised by Glass, its fledgling augmented reality system for recording and receiving information on the fly. But on the ground at the company's I/O conference for developers, attendees are largely enthusiastic about the technology.

Microsoft says its coding practices and its corporate management structure both comply with an international application security standard to encourage secure software development.

Canonical on Wednesday announced its next moves on the way to market with a Linux-powered phone.

Here are a few things to think about in any cloud transition.