About DHS | Homeland Security
Source: https://www.dhs.gov/about-dhs
Archived: 2026-04-23 17:13
About DHS | Homeland Security
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Countdown to America's 250th Anniversary!
162
Days
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Hours
47
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Due to the lapse in federal funding, this website will not be actively managed. Click here for more information.
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About DHS
About DHS
Budget & Performance
Contact Us
Employee Resources
History
Homeland Security Careers
In Memoriam
Laws & Regulations
Leadership
Mission
Organization
Site Links
About DHS
The Department of Homeland Security has a vital mission:
to secure the nation from the many threats we face. This requires the hard work of more than 260,000 employees in jobs that range from aviation and border security to emergency response, from cybersecurity analyst to chemical facility inspector. Our duties are wide-ranging, and our goal is clear - keeping America safe.
Image
Documentation of how effectively DHS performs its mission and provides stewardship of resources.
Budget & Performance
Image
Look up email and mailing addresses, telephone numbers, help-desk support for web applications, instructions on how to report incidents, and more.
Contact Us
Image
We are making it easier to use departmental data to improve the quality of services to the American people and develop products that promote innovation.
Digital Strategy
Image
Learn how to work with DHS, how we assist small businesses, and about our policies, regulations, and business opportunities.
Do Business with DHS
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Resources for employees of the U.S. Department of Homeland Security.
Employee Resources
Image
The Department of Homeland Security was established in 2002, combining 22 different federal departments and agencies into a unified, integrated Cabinet agency.
History
Image
Challenge your mind and use your skills and talents with a DHS career. Our employees play a vital role to secure our country and preserve our freedoms.
Homeland Security Careers
Image
Laws are passed by Congress and signed by the President. Regulations are issued to carry out the intent of enacted legislation.
Laws & Regulations
Image
List of senior leaders at the Department.
Leadership
Image
With honor and integrity, we will safeguard the American people, our homeland, and our values.
Mission
Image
The list of all Operational and Support Components that make up the Department along with our organization chart and the list of senior leadership.
Organization
Image
Plain writing is used to effectively communicate to the DHS community.
Plain Writing at DHS
Last Updated:
02/19/2026
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Skip to main content
Official websites use .gov
A
.gov
website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A
lock
(
)
or
https://
means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Countdown to America's 250th Anniversary!
162
Days
5
Hours
47
Minutes
notice
Due to the lapse in federal funding, this website will not be actively managed. Click here for more information.
Breadcrumb
Home
About DHS
About DHS
Budget & Performance
Contact Us
Employee Resources
History
Homeland Security Careers
In Memoriam
Laws & Regulations
Leadership
Mission
Organization
Site Links
About DHS
The Department of Homeland Security has a vital mission:
to secure the nation from the many threats we face. This requires the hard work of more than 260,000 employees in jobs that range from aviation and border security to emergency response, from cybersecurity analyst to chemical facility inspector. Our duties are wide-ranging, and our goal is clear - keeping America safe.
Image
Documentation of how effectively DHS performs its mission and provides stewardship of resources.
Budget & Performance
Image
Look up email and mailing addresses, telephone numbers, help-desk support for web applications, instructions on how to report incidents, and more.
Contact Us
Image
We are making it easier to use departmental data to improve the quality of services to the American people and develop products that promote innovation.
Digital Strategy
Image
Learn how to work with DHS, how we assist small businesses, and about our policies, regulations, and business opportunities.
Do Business with DHS
Image
Resources for employees of the U.S. Department of Homeland Security.
Employee Resources
Image
The Department of Homeland Security was established in 2002, combining 22 different federal departments and agencies into a unified, integrated Cabinet agency.
History
Image
Challenge your mind and use your skills and talents with a DHS career. Our employees play a vital role to secure our country and preserve our freedoms.
Homeland Security Careers
Image
Laws are passed by Congress and signed by the President. Regulations are issued to carry out the intent of enacted legislation.
Laws & Regulations
Image
List of senior leaders at the Department.
Leadership
Image
With honor and integrity, we will safeguard the American people, our homeland, and our values.
Mission
Image
The list of all Operational and Support Components that make up the Department along with our organization chart and the list of senior leadership.
Organization
Image
Plain writing is used to effectively communicate to the DHS community.
Plain Writing at DHS
Last Updated:
02/19/2026
Back to Top