For years, virtual private networks (VPNs) have been the best practice for giving remote workers secure access to corporate data and applications. But VPNs are built on the fundamental idea that enterprises have an inside and an outside—and the more operations your organization moves to the cloud and the more your users are accessing things remotely, the more difficult it's becoming to define what "inside" and "outside" even mean.

How do you provide secure access to your enterprise network when it's effectively scattered across the Internet?

A recent IDC survey indicates this concern is weighing on companies in every industry. More than 80% of the companies surveyed feel providing remote access is important, and most expect their use of remote access will grow by 11% to 20% in the next year or two.

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