The Department of Defense (DoD) is a department of the federal government and has three main components: The departments of the Army, Navy, and Air Force. The DoD is housed in the Pentagon building. The department's roles and limits are contained in Title 10 of the US Code. This section of the law has five components: Subtitle A refers to General Military Law, Subtitle B to the Army, Subtitle C to the Navy and the Marine Corps, Subtitle D to the Air Force and Subtitle E to Military Reserves. Important agencies within the DoD include the Defense Information Systems Agency (DISA), National Security Agency (NSA), the Missile Defense Agency, and the Defense Intelligence Agency (DIA). The DoD receives the largest portion of each year's federal discretionary spending budget. 

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Latest Headlines

BYOD won't be the 'big answer' for DoD, says Halvorsen

The Defense Department plans to eventually allow a "bring your own device" mobile policy for a small set of users on its unclassified network, but it won't be pushed very widely throughout the department, said DoD Chief Information Officer Terry Halvorsen.

DISA makes classified mobile access program fully operational, plans to triple number of users

The Defense Mobile Classified Capability–Secret has moved out of the pilot phase with the latest release that provides improved call interoperability, failover or redundancy, and a new mobile device management system.

Mobile analytics can be a game changer for federal apps, says DoD mobility specialist

For those agencies using mobile apps, analytics can be an invaluable tool, said David Cooper, mobile applications program lead at the DoD's National Center for Telehealth and Technology.

DoD to pilot BYOD this summer, says Halvorsen

The Defense Department will pilot a "bring your own device," or BYOD, mobility program sometime this summer, according to the department's chief information officer.

DoD moves forward with mobile-friendly credentialing

Personal identity verification at the Defense Department could become more compatible with mobile devices, since the department approved Nov. 24 the first vendor to provide security credentials for Android, Apple and Microsoft mobile devices.

DoD seeks mobile application support, commercial device guidance

A pair of notices posted to FedBizOpps June 20 show the DoD is looking to purchase enterprise apps at a discount to host on its app store as well as gather strategies for fostering custom mobile app development. It also has a number of questions about how to best support commercial mobile devices while ensuring compliance with National Security Agency security and privacy standards.

DoD seeks better ways to access and use electromagnetic spectrum

With an ever-increasing demand for finite electromagnetic spectrum, the Defense Department fears its reliance could hamper military operations within the United States and abroad. As a result, the DoD issued March 12 a  solicitation, seeking to collaborate with industry, universities and research organizations to help find more advanced ways to better use this spectrum.

Spotlight: DoD spectrum sharing plan coming soon, says Wheeler

The Federal Communications Commission will soon circulate a detailed proposal for sharing spectrum in the 3.5 gigahertz band of spectrum currently occupied by the Defense Department.

DoD will do its part to free up spectrum, says Takai

A Defense Department strategy unveiled Feb. 20 provides insight into the department's plans to free up spectrum in support of the White House's goal to make 500 MHz of spectrum available for commercial use by 2020.

Wheeler outlines military spectrum challenges

As the military deals with the growing demand for spectrum, it's also challenged by the need to relocate to different frequency bands and coordinate with spectrum users in foreign countries, Air Force Maj. Gen. Robert Wheeler said.