Computer networks (1 - 10 of 21 items)
Information Security: DHS Needs to Enhance Capabilities, Improve Planning, and Support Greater Adoption of Its National Cybersecurity Protection System
GAO-16-294: Published: Jan 28, 2016. Publicly Released: Jan 28, 2016.
The Department of Homeland Security's (DHS) National Cybersecurity Protection System (NCPS) is partially, but not fully, meeting its stated system objectives:Intrusion detection: NCPS provides DHS with a limited ability to detect potentially malicious activity entering and exiting computer networks at federal agencies. Specifically, NCPS compares network traffic to known patterns of malicious data...
Information Security: Federal Agencies Need to Better Protect Sensitive Data
GAO-16-194T: Published: Nov 17, 2015. Publicly Released: Nov 17, 2015.
Federal systems face an evolving array of cyber-based threats. These threats can be unintentional—for example, from software coding errors or the actions of careless or poorly trained employees; or intentional—targeted or untargeted attacks from criminals, hackers, adversarial nations, terrorists, disgruntled employees or other organizational insiders, among others. These concerns are further...
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...
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: Cyber Threats and Vulnerabilities Place Federal Systems at Risk
GAO-09-661T: Published: May 5, 2009. Publicly Released: May 5, 2009.
Information security is a critical consideration for any organization that depends on information systems and computer networks to carry out its mission or business. It is especially important for government agencies, where maintaining the public's trust is essential. The need for a vigilant approach to information security has been demonstrated by the pervasive and sustained computerbased (cyber)...
Information Security: Homeland Security Needs to Immediately Address Significant Weaknesses in Systems Supporting the US-VISIT Program
GAO-07-870: Published: Jul 13, 2007. Publicly Released: Aug 2, 2007.
Intended to enhance the security of U.S. citizens and visitors, United States Visitor and Immigrant Status Indicator Technology (US-VISIT) program encompasses the pre-entry, entry, status management, and exit of foreign national travelers who enter and leave the United States at 285 air, sea, and land ports of entry. GAO was asked to determine whether Department of Homeland Security (DHS) has impl...
Financial Market Organizations Have Taken Steps to Protect against Electronic Attacks, but Could Take Additional Actions
GAO-05-679R: Published: Jun 29, 2005. Publicly Released: Jul 29, 2005.
The September 11, 2001, terrorist attacks on the World Trade Center exposed the vulnerability of the financial markets to disruption by such events. As part of a series of reviews we have performed at the request of Members of Congress, we have examined and reported on the adequacy of the steps that financial market participants have taken to reduce their vulnerability to attacks and to be better...
Critical Infrastructure Protection: Challenges in Addressing Cybersecurity
GAO-05-827T: Published: Jul 19, 2005. Publicly Released: Jul 19, 2005.
Increasing computer interconnectivity has revolutionized the way that our government, our nation, and much of the world communicate and conduct business. While the benefits have been enormous, this widespread interconnectivity also poses significant risks to our nation's computer systems and, more importantly, to the critical operations and infrastructures they support. The Homeland Security Act o...