Computer security (21 - 30 of 308 items)
Air Traffic Control: FAA Needs a More Comprehensive Approach to Address Cybersecurity As Agency Transitions to NextGen
GAO-15-370: Published: Apr 14, 2015. Publicly Released: Apr 14, 2015.
As the agency transitions to the Next Generation Air Transportation System (NextGen), the Federal Aviation Administration (FAA) faces cybersecurity challenges in at least three areas: (1) protecting air-traffic control (ATC) information systems, (2) protecting aircraft avionics used to operate and guide aircraft, and (3) clarifying cybersecurity roles and responsibilities among multiple FAA office...
Information Security: IRS Needs to Continue Improving Controls over Financial and Taxpayer Data
GAO-15-337: Published: Mar 19, 2015. Publicly Released: Mar 19, 2015.
The Internal Revenue Service (IRS) made progress in implementing information security controls; however, weaknesses limit their effectiveness in protecting the confidentiality, integrity and availability of financial and sensitive taxpayer data. During fiscal year 2014, IRS continued to devote attention to securing its information systems that process sensitive taxpayer and financial information....
Information Security: FAA Needs to Address Weaknesses in Air Traffic Control Systems
GAO-15-221: Published: Jan 29, 2015. Publicly Released: Mar 2, 2015.
While the Federal Aviation Administration (FAA) has taken steps to protect its air traffic control systems from cyber-based and other threats, significant security control weaknesses remain, threatening the agency's ability to ensure the safe and uninterrupted operation of the national airspace system (NAS). These include weaknesses in controls intended to prevent, limit, and detect unauthorized a...
Federal Facility Cybersecurity: DHS and GSA Should Address Cyber Risk to Building and Access Control Systems
GAO-15-6: Published: Dec 12, 2014. Publicly Released: Jan 12, 2015.
The Department of Homeland Security (DHS) has taken preliminary steps to begin to understand the cyber risk to building and access controls systems in federal facilities. For example, in 2013, components of DHS's National Protection and Programs Directorate (NPPD) conducted a joint assessment of the physical security and cybersecurity of a federal facility. However, significant work remains.Lack o...
Information Security: VA Needs to Address Identified Vulnerabilities
GAO-15-117: Published: Nov 13, 2014. Publicly Released: Nov 17, 2014.
While the Department of Veterans Affairs (VA) has taken actions to mitigate previously identified vulnerabilities, it has not fully addressed these weaknesses. For example, VA took actions to contain and eradicate a significant incident detected in 2012 involving a network intrusion, but these actions were not fully effective:The department's Network and Security Operations Center (NSOC) analyzed...
Information Security: Agencies Need to Improve Oversight of Contractor Controls
GAO-14-612: Published: Aug 8, 2014. Publicly Released: Sep 8, 2014.
Although the six federal agencies that GAO reviewed (the Departments of Energy (DOE), Homeland Security (DHS), State, and Transportation (DOT), the Environmental Protection Agency (EPA) and the Office of Personnel Management (OPM)) generally established security and privacy requirements and planned for assessments to determine the effectiveness of contractor implementation of controls, five of the...
Information Security: Additional Oversight Needed to Improve Programs at Small Agencies
GAO-14-344: Published: Jun 25, 2014. Publicly Released: Jun 25, 2014.
The six small agencies GAO reviewed have made mixed progress in implementing elements of information security and privacy programs as required by the Federal Information Security Management Act of 2002, the Privacy Act of 1974, the E-Government Act of 2002, and Office of Management and Budget (OMB) guidance (see figure).Agencies' Implementation of Information Security and Privacy Elements in Fisca...
Maritime Critical Infrastructure Protection: DHS Needs to Better Address Port Cybersecurity
GAO-14-459: Published: Jun 5, 2014. Publicly Released: Jun 5, 2014.
Actions taken by the Department of Homeland Security (DHS) and two of its component agencies, the U.S. Coast Guard and Federal Emergency Management Agency (FEMA), as well as other federal agencies, to address cybersecurity in the maritime port environment have been limited.While the Coast Guard initiated a number of activities and coordinating strategies to improve physical security in specific po...
Information Security: SEC Needs to Improve Controls over Financial Systems and Data
GAO-14-419: Published: Apr 17, 2014. Publicly Released: Apr 17, 2014.
Although the Securities and Exchange Commission (SEC) had implemented and made progress in strengthening information security controls, weaknesses limited their effectiveness in protecting the confidentiality, integrity, and availability of a key financial system. For this system's network, servers, applications, and databases, weaknesses in several controls were found, as the following examples i...
Information Security: IRS Needs to Address Control Weaknesses That Place Financial and Taxpayer Data at Risk
GAO-14-405: Published: Apr 8, 2014. Publicly Released: Apr 8, 2014.
The Internal Revenue Service (IRS) continued to make progress in addressing information security control weaknesses and improving its internal control over financial reporting; however, weaknesses remain that could affect the confidentiality, integrity, and availability of financial and sensitive taxpayer data. During fiscal year 2013, IRS management devoted attention and resources to addressing i...