# U.S. Department of Homeland Security

Type: Company

Source: Cyber Intelligence Brief — https://getcyberbrief.com/entity/us-department-of-homeland-security-company
Canonical HTML page: https://getcyberbrief.com/entity/us-department-of-homeland-security-company

## Timeline

- **2026-03-25**: Expected Committee Vote — The Senate committees are scheduled to vote on advancing the nomination to the full floor.
- **2026-03-25**: First Operational Day — Mullin begins his first full day as Secretary amid departmental budget uncertainty.
- **2026-03-24**: Swearing-In Ceremony — President Trump swears in Markwayne Mullin as the new Secretary of Homeland Security.
- **2026-03-24**: Funding Impasse — Legislative deadlock over government funding reaches a critical point, raising shutdown fears.
- **2026-03-18**: Confirmation Hearing — Mullin testifies before the Senate Judiciary and Homeland Security committees.
- **2026-01-20**: Nomination Announced — President Trump names Markwayne Mullin as his nominee for Secretary of Homeland Security.

## Recent coverage (2 stories)

### Markwayne Mullin Sworn in as DHS Secretary Amid Critical Funding Stalemate
2026-03-24 16:50:46 · Sentiment: Neutral · Impact: 7/10 · Sources: 6

President Trump has officially sworn in Markwayne Mullin as the Secretary of Homeland Security, filling a critical leadership gap at a time of fiscal crisis. The appointment comes as a deepening funding stalemate in Congress threatens a government shutdown, posing significant risks to the nation's cybersecurity operations and CISA's defensive posture.
Full story: https://getcyberbrief.com/story/mullin-dhs-secretary-cybersecurity-funding-stalemate

### Markwayne Mullin Faces Senate Confirmation for DHS Secretary Role
2026-03-18 16:54:02 · Sentiment: Neutral · Impact: 6/10 · Sources: 3

Senator Markwayne Mullin appeared before the U.S. Senate for his confirmation hearing as President Donald Trump’s nominee for Secretary of Homeland Security. While immigration and border enforcement dominated the initial discourse, the transition signals a potential shift in the department’s approach to cybersecurity and critical infrastructure protection.
Full story: https://getcyberbrief.com/story/markwayne-mullin-dhs-confirmation-cybersecurity-impact

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