If your organization uses a multi-tenant managed hosting service or Infrastructure as a Service (IaaS) cloud for some or all of your data—and you aren't following best practices by encrypting that data—you may be inadvertently exposing it.

Riverbed today announced the release of updates to its Steelhead network performance products as well as its Granite product line, which is based on the edge virtual server infrastructure approach that Riverbed is pushing. Whereas the former aims to boost network performance for the customers that are concerned about application delivery, the latter may attract more attention from the infrastructure management industry.

Fasthosts has introduced a range of virtual servers, based on Microsoft Hyper-V, that allows customers to configure a server by choosing capacity, processor power and control settings that meet changing business needs.

As virtualization stretches deeper into the enterprise to include mission-critical and resource-intensive applications, IT executives are learning that double-digit physical-to-virtual server ratios are things of the past.