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:

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….

🔒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:

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.

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.

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! 🇺🇸

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:

RT @CISACyber: 🛡️ We added Google Chromium V8 type confusion vulnerability CVE-2025-6554 to our Known Exploited Vulnerabilities Catalog. Vi….

RT @CISAMarci: Thanks @foxandfriends for sharing our message on the recent so called “cyber attack” by Iran-linked hackers targeting @POTUS….

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.

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:

RT @CISAgov: Iranian-affiliated cyber actors and hacktivist groups may conduct malicious cyber activity. Read our joint fact sheet to defen….

Learn why:

🛡️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.

RT @EPAregion3: 🏁 EPA's Mission Hits the Fast Lane. EPA is safeguarding public health, even at the racetrack! 🌍💪 Our On-Scene Coordinators….

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….

RT @DepSec_Edgar: Our most critical infrastructure is often something we take for granted – from reliable and clean water to the constant f….

RT @FBI: ALERT—The FBI has recently observed the cybercriminal group Scattered Spider expanding its targeting to include the airline sector….

RT @DC3Forensics: #CyberNews .DC3 and our partners are encouraging #cyber vigilance and stand ready to protect our national cybersecurity!….