Computer networks (11 - 20 of 79 items)
Defense Department Cyber Efforts: DOD Faces Challenges In Its Cyber Activities
GAO-11-75: Published: Jul 25, 2011. Publicly Released: Jul 25, 2011.
According to the U.S. Strategic Command, the Department of Defense (DOD) is in the midst of a global cyberspace crisis as foreign nation states and other actors, such as hackers, criminals, terrorists, and activists exploit DOD and other U.S. government computer networks to further a variety of national, ideological, and personal objectives. This report identifies (1) how DOD is organized to addre...
Defense Department Cyber Efforts: More Detailed Guidance Needed to Ensure Military Services Develop Appropriate Cyberspace Capabilities
GAO-11-421: Published: May 20, 2011. Publicly Released: Jun 20, 2011.
The U.S. military depends heavily on computer networks, and potential adversaries see cyberwarfare as an opportunity to pose a significant threat at low cost---a few programmers could cripple an entire information system. The Department of Defense (DOD) created U.S. Cyber Command to counter cyber threats, and tasked the military services with providing support. GAO examined the extent to which DOD...
Cybersecurity: Continued Attention Needed to Protect Our Nation's Critical Infrastructure and Federal Information Systems
GAO-11-463T: Published: Mar 16, 2011. Publicly Released: Mar 16, 2011.
Pervasive and sustained cyber attacks continue to pose a potentially devastating threat to the systems and operations of our nation's critical infrastructure and the federal government. In recent testimony, the Director of National Intelligence stated that there had been a dramatic increase in malicious cyber activity targeting U.S. computers and networks. In addition, recent reports of cyber atta...
Information Security: Federal Agencies Have Taken Steps to Secure Wireless Networks, but Further Actions Can Mitigate Risk
GAO-11-43: Published: Nov 30, 2010. Publicly Released: Nov 30, 2010.
Over the past several years, federal agencies have rapidly adopted the use of wireless technologies for their information systems. In a 2005 report, GAO recommended that the Office of Management and Budget (OMB), in its role overseeing governmentwide information security, take several steps to help agencies better secure their wireless networks. GAO was asked to update its prior report by (1) iden...
Cyberspace: United States Faces Challenges in Addressing Global Cybersecurity and Governance
GAO-10-606: Published: Jul 2, 2010. Publicly Released: Aug 2, 2010.
Recent foreign-based intrusions on the computer systems of U.S. federal agencies and commercial companies highlight the vulnerabilities of the interconnected networks that comprise the Internet, as well as the need to adequately address the global security and governance of cyberspace. Federal law and policy give a number of federal entities responsibilities for representing U.S. cyberspace intere...
Cybersecurity: Continued Attention Is Needed to Protect Federal Information Systems from Evolving Threats
GAO-10-834T: Published: Jun 16, 2010. Publicly Released: Jun 16, 2010.
Pervasive and sustained cyber attacks continue to pose a potentially devastating threat to the systems and operations of the federal government. In recent testimony, the Director of National Intelligence highlighted that many nation states, terrorist networks, and organized criminal groups have the capability to target elements of the United States information infrastructure for intelligence colle...
Information Security: Concerted Effort Needed to Consolidate and Secure Internet Connections at Federal Agencies
GAO-10-237: Published: Mar 12, 2010. Publicly Released: Apr 12, 2010.
To reduce the threat to federal systems and operations posed by cyber attacks on the United States, the Office of Management and Budget (OMB) launched, in November 2007, the Trusted Internet Connections (TIC) initiative, and later, in 2008, the Department of Homeland Security's (DHS) National Cybersecurity Protection System (NCPS), operationally known as Einstein, became mandatory for federal agen...
Cybersecurity: Continued Efforts Are Needed to Protect Information Systems from Evolving Threats
GAO-10-230T: Published: Nov 17, 2009. Publicly Released: Nov 17, 2009.
Pervasive and sustained cyber attacks continue to pose a potentially devastating threat to the systems and operations of the federal government. In recent months, federal officials have cited the continued efforts of foreign nations and criminals to target government and private sector networks; terrorist groups have expressed a desire to use cyber attacks to target the United States; and press ac...
Information Security: Actions Needed to Manage, Protect, and Sustain Improvements to Los Alamos National Laboratory's Classified Computer Network
GAO-10-28: Published: Oct 14, 2009. Publicly Released: Nov 13, 2009.
The Los Alamos National Laboratory (LANL), which is overseen by the National Nuclear Security Administration (NNSA), has experienced a number of security lapses in controlling classified information stored on its classified computer network. GAO was requested to (1) assess the effectiveness of security controls LANL used to protect information on its classified network, (2) assess whether LANL had...
Information Security: NASA Needs to Remedy Vulnerabilities in Key Networks
GAO-10-4: Published: Oct 15, 2009. Publicly Released: Oct 15, 2009.
The National Aeronautics and Space Administration (NASA) relies extensively on information systems and networks to pioneer space exploration, scientific discovery, and aeronautics research. Many of these systems and networks are interconnected through the Internet, and may be targeted by evolving and growing cyber threats from a variety of sources. GAO was directed to (1) determine whether NASA ha...