Google Pays $625 Million for Email Security Company

Google bought Postini Inc. – the San Carlos, California-based email security company – for $625 million, according to a Bloomberg report today.

The purchase strengthens Google’s ability to compete with Microsoft’s Outlook product and allow them to market email services to businesses.

“This brings Gmail up to enterprise class, embedding the security,” said Peter Firstbrook, a research director at Stamford, Connecticut-based Gartner Inc.