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.
DOGE is making wild moves at CISA, including bringing back fired probationary employees only to put them on paid leave, and reportedly gutting the agency's red teams.
CISA has warned U.S. federal agencies to secure their networks against attacks exploiting a high-severity vulnerability in NAKIVO's Backup & Replication software. [...]
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added a high-severity security flaw impacting NAKIVO Backup & Replication software to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation
A message posted on Monday to the homepage of the U.S. Cybersecurity & Infrastructure Security Agency (CISA) is the latest exhibit in the Trump administration's continued disregard for basic cybersecurity protections. The message instructed recently-fired CISA employees to get in touch so they can be rehired and then immediately placed on leave, asking employees to send their Social Security number or date of birth in a password-protected email attachment -- presumably with the password needed to view the file included in the body of the email.
CISA this week added CVE-2025-24472 to its catalog of known exploited vulnerabilities, citing ransomware activity targeting the authentication bypass flaw.
The US Cybersecurity and Infrastructure Security Agency added flaws in Fortinet and a popular GitHub Action to its Known Exploited Vulnerabilities catalog
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added a vulnerability linked to the supply chain compromise of the GitHub Action, tj-actions/changed-files, to its Known Exploited Vulnerabilities (KEV) catalog
DOGE efficiency in action The upheaval at the US government's Cybersecurity and Infrastructure Security Agency, aka CISA, took another twist on Tuesday, as it moved to reinstate staffers it had fired over the past few weeks - specifically those still in their probationary period - though they've been benched on paid leave for now.…
Agency Places Probationary Employees on Administrative Leave Pending Court DecisionThe Cybersecurity and Infrastructure Security Agency announced plans to rehire probationary employees that had been ousted amid an ongoing federal workforce purge, following a temporary court restraining order. Those employees will be immediately placed on administrative leave, a spokesperson said.
PLUS: Alleged Garantex admin arrested in India; Google deletes more North Korean malware Infosec In Brief United States Federal Communications Commission chair Brendan Carr has unveiled plans to form a Council on National Security that will combat foreign threats to American tech and telecommunications infrastructure.…