But if information technology managers want to take advantage of the reasons companies want to buy in to Windows 2000, such as public-key security and the new directory, then they will have to change those applications.

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The potential risks associated with security, compliance, and availability of public cloud computing have dissuaded many CIOs from sending critical applications and data to the cloud.

FORBES: Top 5 Questions CIOs Should Ask Private Cloud Vendors

While some of the deployed protocols are in the public domain, the source code for particular applications have not been released yet making it difficult for security researchers to render an informed opinion on its implementation.

FORBES: Pressure Increases On Silent Circle To Release Application Source Code