Definition

CISO (chief information security officer)

The CISO (chief information security officer) is a senior-level executive responsible for aligning security initiatives with enterprise programs and business objectives, ensuring that information assets and technologies are adequately protected.

The CISO's responsibilities have shifted from over the years from general security to identifying, developing, implementing and maintaining security-related processes that reduce the organization's operational risks. Duties and responsibilities may include:

Related executive-level job titles include chief security officer (CSO), chief security architect (CSA) and information security manager (ISM).

Contributor(s): Emily McLaughlin
This was last updated in December 2013
Posted by: Margaret Rouse

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