D
DCA - Data Center Authority (certification granted by the International Data Center Authority (IDCA) for someone meeting the qualifications of a data center authority, with expertise and understanding of data center areas, such as engineering, technology, operations, and management)
DCCA - Data Center Certified Auditor (certification granted by the International Data Center Authority (IDCA) for someone qualified to audit data centers, with expertise in the conduct of data center assessments and audits)
DCCC - Data Center Certified Consultant (certification granted by the International Data Center Authority (IDCA) for someone with the expertise to conduct data center advocacy and consultation)
DCCI - Data Center Certified Instructor (certification granted by the International Data Center Authority (IDCA) for someone qualified to conduct data center training and instruction)
DCE - Data Center Expert (certification granted by the International Data Center Authority (IDCA) for someone meeting the qualifications of a data center expert, with in-depth knowledge of data center components and core principals, as well as data center engineering best practices, technologies, and systems)
DCES - Data Center Engineering Specialist (certification granted by the International Data Center Authority (IDCA) for knowledge of engineering best practices and systems through all components of the data centers)
DCIE - Data Center Infrastructure Expert (certification granted by the International Data Center Authority (IDCA) for an advanced-level knowledge of data center components and core principals, as well as data center engineering best practices and systems)
DCIS - Data Center Infrastructure Specialist (certification granted by the International Data Center Authority (IDCA) for knowledge of prevailing standards for data centers, data center foundations, components, and core principals)
DCM - Data Center Manager (certification granted by the International Data Center Authority (IDCA) for someone meeting the qualifications of a data center manager, with in-depth knowledge of data center components, technologies, and core principals, as well as operations management principals, disciplines, and methodologies)
DCOM - Data Center Operations Manager (certification granted by the International Data Center Authority (IDCA) for knowledge of data center components and core principals as well as operations management principals, disciplines, and methodologies)
DCOS - Data Center Operations Specialist (certification granted by the International Data Center Authority (IDCA) for knowledge of data center operational disciplines, measures, methodologies, and best practices for maintaining reliable and efficient data centers)
DCTP - Data Center Technology Professional (certification granted by the International Data Center Authority (IDCA) for someone with the qualifications of a technology specialist having in-depth knowledge of data center technologies for a wide range of data center components, their role within the center, and their relationship with each other)
DHS - Department of Homeland Security (cabinet-level agency created by the Homeland Security Act of 2002 (HSA) with overall responsibilty for non-military aspects of U.S. security)
DIACAP - DoD (Department of Defense) Information Assurance Certification and Accreditation Process (Department of Defense process, released in 2007, for the development and implementation of information systems - replaced DITSCAP)
DISA - Defense Information Systems Agency (agency arm of the U.S. Department of Defense that provides information technology and communications support to the White House, Secretary of Defense, and all military divisions involved in U.S. information system defenses)
DIT - doctor of information technology (doctoral degree offered in the information security field)
DITSCAP - DoD (Department of Defense) Information Technology Security Certification and Accreditation Process (Department of Defense process, issued in 1997, for the development and implementation of information systems - replaced by DIACAP in 2007)
DMA - Direct Marketing Association (organization of website and online advertisers)
DoD - Department of Defense (federal department responsible for all branches of the U.S. military - army, navy, air force)
DOJ - U.S. Department of Justice (federal agency responsible for enforcement of U.S. federal laws)
DSc - doctor of science (doctoral degree offered in the information security field)
DTech - doctor of technology (doctoral degree offered in the information security field)