Acquisition of IronPort to boost email/messaging security.

Proposed buyout will get messy, but could have big rewards.

Networking giant ready to offer on-demand content services.

Search giant reportedly working on deal with CRM service.

Rupert Murdoch reportedly in talks with web giant.

Search giant buys ad firm.

Movers and stinkers from the world of business

Acquisition of GreenBorder completed earlier this month.

Acquisition of Colloquis will lead to talking service system.

Latest acquisition aimed at spectrum management.

Rumours are flowing about a possible Facebook takeover now that the Yahoo deal seems over. More reason to take down those drunken photos?.

Ballmer gives board three weeks.

Board meets to discuss options.

Search firm announces stock deal for video-sharing site.

Vendor scoops up audio streaming company.

Security firm targets regulated sectors such as hospitals and governmentoffices.

Redmond withdraws acquisition offer.

Not everyone at the search engine is comfortable with life under Microsoft, say reports.

Redmond's bid to create a new tech juggernaut looks like failing.

AMD is looking to expand its Stream project, which uses graphics chip processing cores to perform computing tasks normally sent to the CPU, a process known as General Purpose computing on Graphics Processing Units (GPGPU)..