Prepare for, respond to, and mitigate the impact of cyberattacks.


CL0P Ransomware

CISA and the FBI today published a joint Cybersecurity Advisory (CSA) with recommended actions and mitigations to protect against and reduce impact from CL0P Ransomware Gang exploiting MOVEit vulnerability.

Joint Cybersecurity Advisory: PRC State Sponsored Cyber Actor Living off the Land to Evade Detection

PRC State-Sponsored Cyber Activity

U.S. and International Partners Release Advisory Warning of PRC State-Sponsored Cyber Activity.

Protecting Places of Worship. Six Steps to Enhance Security Against Targeted Violence.

Protecting Places of Worship

Six Steps to Enhance Security Against Targeted Violence.

K-12 Bystander Reporting Toolkit

New Resource for K-12 Schools

The K-12 Bystander Reporting Toolkit offers simple strategies and guidance schools and school districts can use to implement and enhance school safety reporting programs.

Secure by Design - Secure by Default

Secure by Design, Secure by Default

It’s time to build cybersecurity into the design and manufacture of technology products. Find out here what it means to be secure by design and secure by default.

An image portraying a cybersecurity threat

Cyber Alerts & Advisories

Alerts provide timely information about current security issues, vulnerabilities, and exploits.

All alerts & advisories is the U.S. Government's official one-stop location for resources to tackle ransomware more effectively.

JCDC’s goal is to strengthen the nation’s cyber defenses through innovative collaboration, advanced preparation, and information sharing and fusion.

SAFECOM works to improve emergency communications interoperability across local, regional, tribal, state, territorial, international borders, and with federal government entities. 

Additional CISA Resources

CISA Services Catalog

A single resource that provides you with access to information on services across CISA’s mission areas.

CISA Publications

Free cybersecurity tools and resources to help organizations advance their security capabilities.

CISA Regions

CISA provides regional cyber and physical services to support security and resilience across the United States.

CISA Events

CISA hosts and participates in events throughout the year to engage stakeholders, seek research partners, and communicate with the public to help protect the homeland.