CISAgov Profile Banner
Cybersecurity and Infrastructure Security Agency Profile
Cybersecurity and Infrastructure Security Agency

@CISAgov

Followers
305K
Following
4K
Media
4K
Statuses
9K

Official communications from CISA on X will always originate from this account. No other accounts are authorized to convey info from CISA or senior CISA staff.

Washington, DC
Joined February 2018
Don't wanna be here? Send us removal request.
@CISAgov
Cybersecurity and Infrastructure Security Agency
3 hours
Many thanks to Bates College in Maine, who hosted our community focused tabletop exercise focused on sharing threat information and mitigation guidance. Learn more about our training and exercises:
Tweet media one
1
5
24
@CISAgov
Cybersecurity and Infrastructure Security Agency
22 hours
RT @CISAMarci: 🍪YUM! One of my favorite office treats is a French-inspired macaroon. But today, I found a different cookie lurking in my br….
0
11
0
@CISAgov
Cybersecurity and Infrastructure Security Agency
1 day
🔒Embrace radical transparency and accountability: Being #SecureByDesign means openly sharing information about security practices and being accountable for any security issues that arise. Transparency is key! Learn more:
Tweet media one
6
11
37
@CISAgov
Cybersecurity and Infrastructure Security Agency
3 days
CISA Acting Director Madhu Gottumukkala recently joined our Region 3 team for a site visit at Lincoln Financial Field where we collaborated with our regional and private sector partners to ensure safety and security for the duration of the 2025 FIFA Club World Cup.
Tweet media one
Tweet media two
Tweet media three
6
19
45
@CISAgov
Cybersecurity and Infrastructure Security Agency
3 days
We’re committed to public safety innovation! Thanks to the US Bomb Technician Association for facilitating our recent event. Bomb Technicians from 12 states tested cutting-edge technologies to advance community safety.
Tweet media one
Tweet media two
Tweet media three
5
27
63
@CISAgov
Cybersecurity and Infrastructure Security Agency
7 days
We’re celebrating America’s 249th birthday early by reflecting on our nation’s rich history and enduring strength. We’re honored to serve you! The countdown to 250 starts now – Happy Birthday, America! 🇺🇸
8
31
79
@CISAgov
Cybersecurity and Infrastructure Security Agency
7 days
As cyber threats continue to evolve, inadequate security may expose organizations to increased risks and higher operational costs. Check out our guidance to help make secure and informed choices when procuring digital products and services:
Tweet media one
4
33
51
@CISAgov
Cybersecurity and Infrastructure Security Agency
8 days
RT @CISACyber: 🛡️ We added Google Chromium V8 type confusion vulnerability CVE-2025-6554 to our Known Exploited Vulnerabilities Catalog. Vi….
0
51
0
@CISAgov
Cybersecurity and Infrastructure Security Agency
9 days
RT @CISAMarci: Thanks @foxandfriends for sharing our message on the recent so called “cyber attack” by Iran-linked hackers targeting @POTUS….
0
25
0
@CISAgov
Cybersecurity and Infrastructure Security Agency
9 days
Thanks to our government and industry partners for joining us at our Emergency Support Function 2 communications tabletop exercise in the Commonwealth of Puerto Rico. We discussed ways to improve preparedness, response, and restoration activities following disasters.
Tweet media one
Tweet media two
Tweet media three
Tweet media four
3
22
51
@CISAgov
Cybersecurity and Infrastructure Security Agency
9 days
Our #SkillingAcademy is accepting applications for the remaining FY25 courses. Learn skills to bolster federal civilian network defense such as identifying & mitigating threats across networks, designing, developing & deploying AI applications. Apply here:
Tweet media one
1
17
39
@CISAgov
Cybersecurity and Infrastructure Security Agency
9 days
RT @CISAgov: Iranian-affiliated cyber actors and hacktivist groups may conduct malicious cyber activity. Read our joint fact sheet to defen….
0
134
0
@CISAgov
Cybersecurity and Infrastructure Security Agency
10 days
Tweet media one
@ReutersLegal
Reuters Legal
10 days
Iran-linked hackers have threatened to disclose more emails stolen from U.S. President Donald Trump's circle, after distributing a prior batch to the media ahead of the 2024 U.S. election.
111
494
1K
@CISAgov
Cybersecurity and Infrastructure Security Agency
10 days
Learn why:
0
11
18
@CISAgov
Cybersecurity and Infrastructure Security Agency
10 days
🛡️As Internet Safety Month closes out, remember that info sharing plays a critical role in our nation's critical infrastructure defense! Reporting cyber incidents benefits us all since cyber incidents have the potential to impact the economy, public health, & national security.
Tweet media one
4
21
42
@CISAgov
Cybersecurity and Infrastructure Security Agency
10 days
RT @EPAregion3: 🏁 EPA's Mission Hits the Fast Lane. EPA is safeguarding public health, even at the racetrack! 🌍💪 Our On-Scene Coordinators….
0
6
0
@CISAgov
Cybersecurity and Infrastructure Security Agency
10 days
RT @DepSec_Edgar: It was my honor to address the @MWDOC as the keynote speaker for their Policy Forum and Dinner in Orange County, Californ….
0
10
0
@CISAgov
Cybersecurity and Infrastructure Security Agency
10 days
RT @DepSec_Edgar: Our most critical infrastructure is often something we take for granted – from reliable and clean water to the constant f….
0
13
0
@CISAgov
Cybersecurity and Infrastructure Security Agency
10 days
RT @FBI: ALERT—The FBI has recently observed the cybercriminal group Scattered Spider expanding its targeting to include the airline sector….
0
2K
0
@CISAgov
Cybersecurity and Infrastructure Security Agency
10 days
RT @DC3Forensics: #CyberNews .DC3 and our partners are encouraging #cyber vigilance and stand ready to protect our national cybersecurity!….
0
17
0