First Facebook, then Apple and now Microsoft's computers hacked

Seattle: Microsoft said on Friday a small number of its computers, including some in its Mac software business unit, were infected with malware, but there was no evidence of customer data being affected and it is continuing its investigation.
The world's largest software company said the security intrusion was "similar" to recent ones reported by Apple and Facebook.
The incident, reported on one of the company's public blogs happened "recently", but Microsoft said it chose not to make any statement publicly while it gathered information about the attack.