Detecting program-tampering in the cloud

For small and midsize organizations, the outsourcing of demanding computational tasks to the cloud—huge banks of computers accessible over the Internet—can be much more cost-effective than buying their own hardware. But ...

'Do Not Track' privacy effort at crossroads

A movement by privacy activists to curb tracking of Internet users' browsing habits scored a major victory last month when Microsoft launched its new browser with "do not track" as the default, or automatic setting.