The firewall has long been emblematic of the enterprise's approach to information security, and software solutions have imposed rigid processes and limited licenses to employees to minimize the risk of the wrong information ending up in the wrong hands.

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Arcsight sells security information and event management (SIEM) software, a subset of enterprise security devoted to logging and analyzing behavior on a corporate network to find and prevent cyber-threats.

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Covert channels are used to transfer sensitive information outside of the enterprise without being detected by gateway security solutions.

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For other industries, the demands on IT are no less burdensome when it comes to information security, scalability and integration, and bringing enterprise-class trust to consumer social networking sites.

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