GAO’s reports and testimonies give Congress, federal agencies, and the public timely, fact-based, non-partisan information that can improve government operations and save taxpayers billions of dollars.
The U.S. depends on pipelines to deliver the natural gas, oil, and other hazardous liquids that power vehicles, heat homes, and more. But cyberattacks, such as an attack on Colonial Pipeline's IT networks in May 2021, threaten pipeline security.
Modern commercial airplanes use avionics systems and networks to share data—for GPS, weather, and communications—with pilots, maintenance crews, other aircraft, and air traffic controllers. Protection from cyberattacks is critical to safety.
What GAO Found Modern vehicles contain multiple interfaces—connections between the vehicle and external networks—that leave vehicle systems, including safety-critical systems, such as braking and steering, vulnerable to cyberattacks.
What GAO Found 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...
What GAO Found 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.
The National Transportation Safety Board (NTSB) plays a vital role in advancing transportation safety by investigating accidents, determining their causes, issuing safety recommendations, and conducting safety studies.
Advances in information technology make it easier than ever for the Department of Homeland Security (DHS) and other agencies to obtain and process information about citizens and residents in many ways and for many purposes.
After the events of September 11, 2001, Congress created the Transportation Security Administration (TSA) and directed it to assume the function of passenger prescreening--or the matching of passenger information against terrorist watch lists to identify persons who should undergo additional security...