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CISA Alerts
Get the latest updates from CISA Alerts directly as they happen.
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Last updated 5 days ago
Russian State-Supported Cyber Actors Conduct Phishing Campaign Targeting Users of Zimbra Collaboration Suite
7 days ago
Executive summary A group of Russian state-supported cyber actors has been targeting...
Improve Router Hygiene to Protect Against Russian State-Sponsored Targeting
20 days ago
Russian Government-Sponsored Activity Targets Poorly Configured and Vulnerable Devices Across Critical Sectors...
Defending Against China-Nexus Covert Networks of Compromised Devices
3 months ago
Defending against china-nexus covert networks of compromised devices executive summary Defending against...
Iranian-Affiliated Cyber Actors Exploit Programmable Logic Controllers Across US Critical Infrastructure
4 months ago
Advisory at a Glance Title Iranian-Affiliated Cyber Actors Exploit Programmable Logic Controllers...
Critical Vulnerabilities in Microsoft Windows Operating Systems
8 months ago
Summary New vulnerabilities are continually emerging, but the best defense against attackers...
Continued Exploitation of Pulse Secure VPN Vulnerability
8 months ago
Summary Unpatched Pulse Secure VPN servers continue to be an attractive target...
Potential for Iranian Cyber Response to U.S. Military Strike in Baghdad
8 months ago
Summary The Cybersecurity and Infrastructure Security Agency (CISA) is sharing the following...
Dridex Malware
8 months ago
Summary This Alert is the result of recent collaboration between the Department...
Microsoft Ending Support for Windows 7 and Windows Server 2008 R2
8 months ago
Summary Note: This alert does not apply to federally certified voting systems...
Microsoft Operating Systems BlueKeep Vulnerability
8 months ago
Summary The Cybersecurity and Infrastructure Security Agency (CISA) is issuing this Activity...
New Exploits for Unsecure SAP Systems
8 months ago
Summary The Cybersecurity and Infrastructure Security Agency (CISA) is issuing this activity...
DNS Infrastructure Hijacking Campaign
8 months ago
Summary The National Cybersecurity and Communications Integration Center (NCCIC), part of the...