John Rowell

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As enterprise networking technology has evolved, so too has enterprise security. What began simply as setting up a perimeter around the network via fairly basic security tools like firewalls and email gateways, has evolved into adding an array of virtual private networks (VPNs), virtual local area network (VLAN) segmentation, authentication, and intrusion detection systems (IDS)—necessary to handle the consistently growing number of threats to the corporate network. For most IT groups, the idea of trying to re-create a robust enterprise security model in the cloud has been a daunting proposition. Although the cost and scalability benefits of the cloud seem appealing, the perceived lack of security and control has prevented organizations from taking the plunge. The answer lies in the notion of maintaining a layered approach or “defense in depth” when it comes to ent... (more)