The United States Department of Homeland Security (DHS) is the U.S. federal executive department responsible for public security,roughly comparable to the interior or home ministries of other countries. Its stated missions involve anti-terrorism,border security,immigration and customs,cyber security,and disaster prevention and management.
The United States Secretary of Homeland Security is the head of the United States Department of Homeland Security,the federal department tasked with ensuring public safety in the United States. The secretary is a member of the Cabinet of the United States. The position was created by the Homeland Security Act following the attacks of September 11,2001.
The National Cyber Security Division (NCSD) is a division of the Office of Cyber Security &Communications,within the United States Department of Homeland Security's Cybersecurity and Infrastructure Security Agency. Formed from the Critical Infrastructure Assurance Office,the National Infrastructure Protection Center,the Federal Computer Incident Response Center,and the National Communications System,NCSD opened on June 6,2003. The NCSD mission is to collaborate with the private sector,government,military,and intelligence stakeholders to conduct risk assessments and mitigate vulnerabilities and threats to information technology assets and activities affecting the operation of the civilian government and private sector critical cyber infrastructures. NCSD also provides cyber threat and vulnerability analysis,early warning,and incident response assistance for public and private sector constituents. NCSD carries out the majority of DHS’responsibilities under the Comprehensive National Cybersecurity Initiative. The FY 2011 budget request for NCSD is $378.744 million and includes 342 federal positions. The current director of the NCSD is John Streufert,former chief information security officer (CISO) for the United States Department of State,who assumed the position in January 2012.
The U.S. House Committee on Homeland Security is a standing committee of the United States House of Representatives. Its responsibilities include U.S. security legislation and oversight of the Department of Homeland Security.
Hugo Teufel III is an American lawyer and former government official.
The Science and Technology Directorate (S&T) is a component within the United States Department of Homeland Security. DHS-S&T serves as the research and development arm of the Department as it fulfills its national security mission.
Chief Privacy Officer,Department of Homeland Security is an appointed position within the United States Department of Homeland Security,which is part of the federal government of the United States. The chief privacy officer also serves as the chief Freedom of Information Act (FOIA) officer at the Privacy Office of the U.S. Department of Homeland Security.
The EINSTEIN System is a network intrusion detection and prevention system that monitors the networks of US federal government departments and agencies. The system is developed and managed by the Cybersecurity and Infrastructure Security Agency in the United States Department of Homeland Security (DHS).
Phil Reitinger was the Deputy Under Secretary of the National Protection and Programs Directorate (NPPD) and Director of the National Cybersecurity Center (NCSC) at the United States Department of Homeland Security from 2009 to 2011. During that time,Reitinger led the department's integrated efforts to reduce risks across physical and cyber infrastructures and helping secure federal networks and systems by collecting,analyzing,integrating and sharing information among interagency partners.
The Under Secretary of Homeland Security for Intelligence and Analysis is a high-level civilian official in the United States Department of Homeland Security. The Under Secretary,as head of the Office of Intelligence and Analysis at DHS,is the principal staff assistant and adviser to the Secretary of Homeland Security and the Deputy Secretary of Homeland Security for fusing law enforcement and intelligence information relating to terrorism and other critical threats.
The National Cybersecurity Alliance (NCA),is an American nonprofit 501(c)(3) organization which promotes cyber security awareness and education. The NCA works with various stakeholders across government,industry,and civil society,promoting partnerships between the federal government and technology corporations. NCA's primary federal partner is the Cybersecurity and Infrastructure Security Agency within the U.S. Department of Homeland Security.
Alejandro Nicholas Mayorkas is an American lawyer and politician serving since 2021 as the seventh United States Secretary of Homeland Security. During the Obama administration,he also served in the Department of Homeland Security (DHS),first as director of United States Citizenship and Immigration Services (2009–2013),and as deputy secretary of DHS (2013–2016).
Kristie Canegallo is a U.S. government official serving as the acting United States deputy secretary of homeland security (DHS) since July 2023. She joined DHS in January 2022 as its chief of staff. Canegallo was a White House deputy chief of staff for policy implementation from 2014 to 2017.
The Cybersecurity Information Sharing Act is a United States federal law designed to "improve cybersecurity in the United States through enhanced sharing of information about cybersecurity threats,and for other purposes". The law allows the sharing of Internet traffic information between the U.S. government and technology and manufacturing companies. The bill was introduced in the U.S. Senate on July 10,2014,and passed in the Senate on October 27,2015. Opponents question CISA's value,believing it will move responsibility from private businesses to the government,thereby increasing vulnerability of personal private information,as well as dispersing personal private information across seven government agencies,including the NSA and local police.
Russell C. Deyo is an American lawyer and government official. Appointed Under Secretary for Management at the Department of Homeland Security (DHS) on May 11,2015,he became the Acting Deputy Secretary of Homeland Security (DHS) on November 1,2016.
Dr. Phyllis Schneck is an American executive and cybersecurity professional. As of May 2017,she became the managing director at Promontory Financial Group. Schneck served in the Obama administration as Deputy Under Secretary for Cybersecurity and Communications for the National Protection and Programs Directorate (NPPD),at the Department of Homeland Security.
The Cybersecurity and Infrastructure Security Agency (CISA) is a component of the United States Department of Homeland Security (DHS) responsible for cybersecurity and infrastructure protection across all levels of government,coordinating cybersecurity programs with U.S. states,and improving the government's cybersecurity protections against private and nation-state hackers.
Christopher Cox Krebs is an American attorney who served as Director of the Cybersecurity and Infrastructure Security Agency in the United States Department of Homeland Security from November 2018 until November 17,2020,when President Donald Trump fired Krebs for contradicting Trump's claims of election fraud in the 2020 presidential election.
Jen Easterly is an American intelligence and former military official who is serving as the director of the Cybersecurity and Infrastructure Security Agency in the Biden administration. She was confirmed by a voice vote in the Senate on July 12,2021.
The Disinformation Governance Board (DGB) was an advisory board of the United States Department of Homeland Security (DHS),announced on April 27,2022. The board's stated function was to protect national security by disseminating guidance to DHS agencies on combating misinformation,malinformation,and disinformation that threatens the security of the homeland. Specific problem areas mentioned by the DHS included false information propagated by human smugglers encouraging migrants to surge to the Mexico–United States border,as well as Russian-state disinformation on election interference and the 2022 Russian invasion of Ukraine.
