THERE'S GROWING consensus that traditional approaches to network security - the firewall and intrusion-prevention appliances, the host-based antivirus software - simply do not work well in virtualized environments for which they were never designed. With virtualization becoming the foundation for corporate users and cloud service providers, many security vendors, including Check Point, McAfee, Trend Micro and Symantec, are adapting their products to maximize performance for the main virtualization platforms from VMware, Microsoft and Citrix. VMware, as the market leader, carries a lot of clout, and the security architecture now proposed by VMware, called vShield, could radically transform how security services will be delivered in the VMware vSphere environment.
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