A new variant of the Zeus trojan tricks users into exposing their debit card details by displaying rogue offers when they visit Facebook, Gmail, Yahoo and Hotmail, according to researchers from security firm Trusteer.

Twitter has acquired RestEngine, a two-and-half-year-old company that has helped social app publishers send emails based on a user's social graph, RestEngine said on Thursday.

In an IT environment of MacBook laptops, Windows PCs, iPhones, iPads and Droid devices, why would any enterprise stick with Microsoft Outlook for email and collaboration?

Google plans to introduce in Gmail over the next few days a message translation facility that will enable users to get mail in other languages automatically translated into their own language.

Google underestimated the scope and consequences of the outage that hit Gmail on Tuesday.

Yahoo plans to cut about 50 properties and refocus on its core business, CEO Scott Thompson said in an earnings call on Tuesday.

An outage that prevented millions of users from accessing Gmail on Tuesday has been resolved, according to Google.

Facebook members who have customized their profile webpage with a unique name will have to use that same name as the handle of their Facebook.com email address, the company has announced.

Email/calendar systems are the most important communications channels for enterprises, and deliver a reliable, cost-effective and secure mechanism for collaboration. An email system is typically used for a decade before suppliers are changed: organisations should apply significant due diligence in selecting an email system, given the criticality of email to their overall health.