Stay informed on the latest CISA updates, guidelines, and alerts critical for robust information security and cyber threat prevention.
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Background for this topic.
Cybersecurity and Infrastructure Security Agency (CISA) is the U.S. Department of Homeland Security agency for reducing cyber and physical risks to critical infrastructure and federal civilian networks. Created by the 2018 CISA Act, it works with government and industry, publishes alerts and guidance, and coordinates assistance during significant incidents. Its direct federal-network role chiefly covers the Federal Civilian Executive Branch, including .gov; private-sector engagement is often voluntary or sector-specific.
Practitioners use CISA advisories and the Known Exploited Vulnerabilities catalog to prioritize patching where exploitation has been observed, and consult applicable directives and incident-response guidance. CISA supports vulnerability reporting and promotes controls such as multifactor authentication, logging, and tested recovery. A CISA alert is an actionable risk signal, not proof every organization is affected; teams should verify product, version, exposure, and obligations.
CISA gives feds 24 hours to patch, NCSC urges rapid action as flaws linked to ArcaneDoor spies Cybersecurity agencies on both sides of the Atlantic are sounding the alarm over Cisco firewall vulnerabilities that are being exploited by an "advanced threat actor."…
CISA Issues Emergency Directive After Cisco Exploits Persist After RebootCISA issued an emergency directive Thursday after discovering an advanced hacking campaign exploiting two persistent zero-days in Cisco firewall gear - malware that survives system reboots and upgrades - forcing agencies to disconnect vulnerable devices by Friday.
Cisco is urging customers to patch two security flaws impacting the VPN web server of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software, which it said have been exploited in the wild
CISA has issued a new emergency directive ordering U.S. federal agencies to secure their Cisco firewall devices against two flaws that have been exploited in zero-day attacks. [...]
Threat actors exploited CVE-2024-36401 less than two weeks after it was initially disclosed and used it to gain access to a large federal civilian executive branch (FCEB) agency that uses the geospatial mapping data.
An unnamed federal agency was hacked last year after threat actors exploited a critical GeoServer vulnerability
CISA has revealed that attackers breached the network of an unnamed U.S. federal civilian executive branch (FCEB) agency last year after compromising an unpatched GeoServer instance. [...]