Security concerns with online services/cloud computing are a mute point for extranets. The same as they are the minute you send emails to recipients outside your organisation. There are three main criteria when evaluating on-premise vs online for extranets
There’s a long road to travel before cloud computing becomes pervasive, just as mainframes didn’t disappear overnight when the PC arrived in the workplace. But…

As cloud computing trends gain momentum, Gartner has a timely article on considerations when making the move: How long does it take to reboot a cloud? Importantly, it highlights that there are both advantages and disadvantages to switching to cloud-based services…
…this initiative pushes forward many of Google’s agendas: get into an institution through its end users, not its admins, get more people online so they’ll click Google ads, and, the future is the Web, not the hard drive.
It’s interesting to see people question why businesses are reluctant to adopt cloud computing models, particularly public ones. Arguments in favour of the economic benefits tend to focus on one specific cost saving – that on-premise IT systems are rarely used to full capacity meaning there is waste, both financial and environmental.







