The companies, through their iPlanet software collaboration, are quietly working on instant messaging software for businesses, a market segment where Microsoft and IBM lead. Stephen Shankland worked ...

NEW YORK – Instant-messaging software has evolved into the latest weapon in a fierce battle among major Internet companies to reap revenues off whatever you do, wherever you go online. Many people ...

Online marketers are combining the power of instant messaging with that of peer-to-peer networks such as Napster to create a new wave of Web advertising that some critics call more invasive than spam.