The plethora of security technologies on the market is enough to overwhelm even the most knowledgeable IT managers, but in sorting through all of the options, it may be helpful to look at what is not needed. That's according to research from Gartner.

The list of security items a company probably doesn't need within the next five years includes personal digital signatures, quantum key exchanges, passive intrusion detection, biometrics, tempest shielding (to protect some devices from emanating decipherable data), default passwords, and enterprise digital rights management outside of workgroups, according to Victor Wheatman, VP and research area director at Gartner

By Laura Rohde at PC World.

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